{"id":14388,"date":"2026-01-07T11:50:28","date_gmt":"2026-01-07T03:50:28","guid":{"rendered":"https:\/\/hkcablemachine.com\/?p=14388"},"modified":"2026-01-07T12:39:25","modified_gmt":"2026-01-07T04:39:25","slug":"what-equipment-is-needed-for-a-power-cable-line","status":"publish","type":"post","link":"https:\/\/hkcablemachine.com\/vi\/what-equipment-is-needed-for-a-power-cable-line\/","title":{"rendered":"What Equipment Is Needed for a Power Cable Line?"},"content":{"rendered":"<p>A complete power cable production line requires seven core equipment categories: conductor drawing (18-22 passes), stranding machines (capable of 630mm\u00b2 conductors), extrusion lines (output \u2265500 m\/hour), armoring equipment (steel wire\/tape), sheathing extruders (dual-layer capability), testing systems (meeting IEC 60502 standards), and auxiliary machinery including pay-off and take-up systems.<\/p>\n<p>Starting a power cable factory feels overwhelming. You face massive equipment investments, complex technical specifications, and uncertainty about which machines truly matter.<\/p>\n<p><strong>A professional power cable production line consists of conductor preparation equipment (drawing and stranding), insulation extrusion systems, armoring machinery, sheathing equipment, and comprehensive testing facilities. According to IEC 60502 standards, a complete line must handle conductor sizes from 1.5mm\u00b2 to 630mm\u00b2 and produce cables rated from 0.6\/1 kV to 35 kV. Based on HONGKAI\u2019s analysis of over 100 production line installations since 2019, the total equipment investment ranges from $500,000 to $3,500,000, depending on the automation level, production capacity (typically 50-500 km\/month), and voltage class capabilities.<\/strong><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/hkcablemachine.com\/wp-content\/uploads\/2026\/01\/Power-cable-production-line-equipment-layout--scaled.png\" alt=\"B\u1ed1 tr\u00ed thi\u1ebft b\u1ecb d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t c\u00e1p \u0111i\u1ec7n\" title=\"Complete power cable manufacturing equipment configuration\" \/><\/p>\n<p><strong>Core Equipment Components:<\/strong><\/p>\n<ul>\n<li><strong>Wire drawing machines with 18-22 passes reducing copper rod from 8mm to 1.5-5.0mm diameter (\u00b10.01mm tolerance per IEC 60228)<\/strong><\/li>\n<li><strong>Stranding machines handling 6-61 wires with rotation speeds up to 400 rpm for conductors up to 630mm\u00b2<\/strong><\/li>\n<li><strong>C\u00e1ch nhi\u1ec7t <a href=\"https:\/\/hkcablemachine.com\/power-cable-manufacturing-equipment-guide\/?srsltid=AfmBOoo3FyULzG6TVd9DEBJvCql-gzz8qkUPzqJqeVtS--4wrUtLyeZW\">d\u00e2y chuy\u1ec1n \u0111\u00f9n<\/a><sup id=\"fnref1:1\"><a href=\"#fn:1\" class=\"footnote-ref\">1<\/a><\/sup> operating at 200-700 m\/min with temperature control \u00b12\u00b0C for XLPE, PVC, or PE materials<\/strong><\/li>\n<li><strong>Armoring equipment applying steel wire (0.8-3.0mm) or steel tape (0.2-0.5mm \u00d7 25-50mm) at 30-120 m\/min<\/strong><\/li>\n<li><strong>High-voltage <a href=\"https:\/\/hkcablemachine.com\/power-cable-manufacturing-equipment-guide\/?srsltid=AfmBOooULQqDeVR7bjGj6dcvzGrEe3_PgqTaolk69wG1TyBt75YScESr\">testing systems<\/a><sup id=\"fnref1:2\"><a href=\"#fn:2\" class=\"footnote-ref\">2<\/a><\/sup> delivering up to 50 kV AC and 100 kV DC impulse tests per IEC 60502-2 requirements<\/strong><\/li>\n<\/ul>\n<p>In our experience installing production lines across more than 40 countries, we consistently see manufacturers underestimate the importance of integrated <a href=\"https:\/\/hkcablemachine.com\/ftth-cable-production-line-machines\/?srsltid=AfmBOoqgL4L-9-QaqTpnyMAq2BLWWbw_heK4ZOPurmcaGx0ZQ4iZy4YC\">ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng<\/a><sup id=\"fnref1:3\"><a href=\"#fn:3\" class=\"footnote-ref\">3<\/a><\/sup> and automation. The proper equipment configuration determines not just your initial output but your 15-20 year total cost of ownership.<\/p>\n<hr \/>\n<h2>What Conductor Drawing and Stranding Equipment Forms the Foundation?<\/h2>\n<p><strong>Conductor preparation requires wire drawing machines with 18-22 passes, achieving 99.95% IACS conductivity and stranding equipment handling 6-61 wires at precisely controlled tensions (\u00b13% variation) to meet IEC 60228 Class 1 and Class 2 conductor specifications.<\/strong><\/p>\n<p>Every power cable starts with the conductor. Poor quality here cascades through your entire production.<\/p>\n<p><strong>Wire drawing machines reduce copper or aluminum rod (typically 8mm diameter) through multiple dies to final conductor wire sizes of 1.5-5.0mm diameter with surface finish Ra \u2264 0.8\u03bcm. According to IEC 60228 standards, Class 1 solid conductors require a diameter tolerance of \u00b11%, while Class 2 stranded conductors need individual wire diameter tolerance of \u00b10.02mm. Modern drawing machines operate at speeds of 500-1200 m\/min with automatic tension control maintaining \u00b12% consistency, ensuring uniform electrical resistance (\u226418.1 \u03a9\/km for copper at 20\u00b0C per ASTM B3 specifications).<\/strong><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/hkcablemachine.com\/wp-content\/uploads\/2026\/01\/Wire-drawing-and-stranding-machinery-for-power-cables-scaled.png\" alt=\"M\u00e1y k\u00e9o v\u00e0 xo\u1eafn d\u00e2y cho c\u00e1p \u0111i\u1ec7n\" title=\"Conductor preparation equipment with quality control systems\" \/><\/p>\n<h3>Multi-Pass Wire Drawing Systems<\/h3>\n<p>Wire drawing transforms copper or aluminum rods into precise conductor wires through a process of progressive diameter reduction. A typical 18-pass drawing machine reduces an 8mm rod to a 2.6mm wire in a single continuous operation. Each die reduces the diameter by 15-20%, with intermediate annealing preventing work hardening. Modern systems include laser diameter measurement (\u00b10.001mm accuracy) at each pass.<\/p>\n<p>Based on HONGKAI\u2019s engineering team analysis, continuous annealing wire drawing machines offer 30-40% higher productivity compared to separate drawing and annealing processes. These integrated systems maintain copper elongation at 25-30% (as per ASTM B2 requirements) while achieving drawing speeds of up to 1200 m\/min for small-diameter wires.<\/p>\n<p><strong>So s\u00e1nh hi\u1ec7u su\u1ea5t k\u00e9o d\u00e2y:<\/strong><\/p>\n<table>\n<thead>\n<tr>\n<th>Lo\u1ea1i h\u1ec7 th\u1ed1ng k\u00e9o<\/th>\n<th>T\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a<\/th>\n<th>C\u1ea5u h\u00ecnh l\u01b0\u1ee3t k\u00e9o<\/th>\n<th>Dung sai \u0111\u01b0\u1eddng k\u00ednh<\/th>\n<th>C\u00f4ng su\u1ea5t h\u00e0ng n\u0103m<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>K\u00e9o truy\u1ec1n th\u1ed1ng m\u1ed9t l\u01b0\u1ee3t<\/td>\n<td>300-500 m\/min<\/td>\n<td>12-15 l\u01b0\u1ee3t<\/td>\n<td>\u00b10.02mm<\/td>\n<td>1,500-2,500 t\u1ea5n<\/td>\n<\/tr>\n<tr>\n<td>K\u00e9o li\u00ean t\u1ee5c nhi\u1ec1u l\u01b0\u1ee3t<\/td>\n<td>600-900 m\/min<\/td>\n<td>18-20 l\u01b0\u1ee3t<\/td>\n<td>\u00b10.01mm<\/td>\n<td>3,500-5,000 t\u1ea5n<\/td>\n<\/tr>\n<tr>\n<td>T\u00edch h\u1ee3p t\u1ed1c \u0111\u1ed9 cao<\/td>\n<td>800-1200 m\/min<\/td>\n<td>20-22 l\u01b0\u1ee3t<\/td>\n<td>\u00b10.005mm<\/td>\n<td>5,000-8,000 t\u1ea5n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Y\u00eau c\u1ea7u thi\u1ebft b\u1ecb \u0111an ch\u00ednh x\u00e1c<\/h3>\n<p>Stranding machines combine multiple wires into conductors meeting specific electrical and mechanical requirements. According to IEC 60228, a 240mm\u00b2 Class 2 conductor requires 61 wires of 2.24mm diameter with a lay length of 10-16 times the conductor diameter. Stranding machines must maintain constant tension across all wires (typically 10-30N per wire) to prevent loose or tight wires affecting flexibility and current distribution.<\/p>\n<p>M\u00e1y xo\u1eafn \u0111\u00f4i x\u1eed l\u00fd c\u00e1c k\u00edch th\u01b0\u1edbc l\u00f5i t\u1eeb 1.5mm\u00b2 \u0111\u1ebfn 630mm\u00b2 v\u1edbi t\u1ed1c \u0111\u1ed9 quay t\u1eeb 200 \u0111\u1ebfn 400 rpm. Nh\u1eefng m\u00e1y n\u00e0y \u0111\u01b0\u1ee3c trang b\u1ecb b\u1ed9 b\u00f9 l\u1ef1c c\u0103ng ri\u00eang cho t\u1eebng s\u1ee3i d\u00e2y, h\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n \u0111\u1ee9t d\u00e2y t\u1ef1 \u0111\u1ed9ng v\u00e0 \u0111i\u1ec1u ch\u1ec9nh b\u01b0\u1edbc xo\u1eafn \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1edfi PLC-. \u0110\u1ed1i v\u1edbi c\u00e1p \u0111i\u1ec7n \u00e1p trung b\u00ecnh (6-35 kV), \u0111an n\u00e9n gi\u1ea3m \u0111\u01b0\u1eddng k\u00ednh l\u00f5i t\u1eeb 8 \u0111\u1ebfn 12%, c\u1ea3i thi\u1ec7n t\u00ednh \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a l\u1edbp c\u00e1ch \u0111i\u1ec7n v\u00e0 gi\u1ea3m chi ph\u00ed v\u1eadt li\u1ec7u t\u1eeb 10 \u0111\u1ebfn 15%.<\/p>\n<p><strong>Nh\u1eefng \u0111i\u1ec3m ch\u00ednh:<\/strong><\/p>\n<ul>\n<li>\u0110\u00fac d\u00e2y y\u00eau c\u1ea7u 18-22 l\u1ea7n \u0111i qua v\u1edbi ki\u1ec3m so\u00e1t l\u1ef1c c\u0103ng t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 \u0111\u1ea1t ti\u00eau chu\u1ea9n d\u1eabn \u0111i\u1ec7n IEC 60228 (\u226599.95% IACS)<\/li>\n<li>\u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a qu\u00e1 tr\u00ecnh \u0111an \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t \u0111i\u1ec7n c\u1ee7a c\u00e1p \u2014 bi\u1ebfn \u0111\u1ed9ng l\u1ef1c c\u0103ng ph\u1ea3i \u0111\u01b0\u1ee3c gi\u1eef trong ph\u1ea1m vi \u00b13% tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c s\u1ee3i d\u00e2y<\/li>\n<li>H\u1ec7 th\u1ed1ng \u1ee7 li\u00ean t\u1ee5c t\u00edch h\u1ee3p t\u0103ng n\u0103ng su\u1ea5t t\u1eeb 30 \u0111\u1ebfn 40% \u0111\u1ed3ng th\u1eddi gi\u1ea3m ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng<\/li>\n<\/ul>\n<hr \/>\n<h2>L\u00e0m th\u1ebf n\u00e0o thi\u1ebft b\u1ecb c\u00e1ch \u0111i\u1ec7n v\u00e0 \u0111\u00f9n b\u1ea3o v\u1ec7 c\u00e1p \u0111i\u1ec7n?<\/h2>\n<p><strong>C\u00e1c tuy\u1ebfn \u0111\u00f9n c\u00e1ch \u0111i\u1ec7n \u00e1p d\u1ee5ng v\u1eadt li\u1ec7u XLPE, PVC ho\u1eb7c PE v\u1edbi t\u1ed1c \u0111\u1ed9 t\u1eeb 180 \u0111\u1ebfn 320\u00b0C, \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ed9 d\u00e0y th\u00e0nh t\u1eeb \u00b15% (th\u01b0\u1eddng t\u1eeb 0.7 \u0111\u1ebfn 6.0mm cho \u0111i\u1ec7n \u00e1p th\u1ea5p, l\u00ean \u0111\u1ebfn 16mm cho c\u00e1p 35 kV) s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 \u0111\u00f9n \u0111\u1ed3ng th\u1eddi ba l\u1edbp, \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 s\u1ea3n xu\u1ea5t t\u1eeb 200 \u0111\u1ebfn 700 m\/min t\u00f9y thu\u1ed9c v\u00e0o \u0111\u1ed9 d\u00e0y c\u00e1ch \u0111i\u1ec7n v\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u.<\/strong><\/p>\n<p>H\u1ecfng h\u00f3c c\u00e1p khi\u1ebfn c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t t\u1ed5n th\u1ea5t h\u00e0ng tri\u1ec7u \u0111\u00f4 la do y\u00eau c\u1ea7u b\u1ea3o h\u00e0nh v\u00e0 t\u1ed5n h\u1ea1i danh ti\u1ebfng. Ch\u1ea5t l\u01b0\u1ee3ng c\u00e1ch \u0111i\u1ec7n quy\u1ebft \u0111\u1ecbnh t\u1ea5t c\u1ea3.<\/p>\n<p><strong>C\u00e1c tuy\u1ebfn \u0111\u00f9n hi\u1ec7n \u0111\u1ea1i t\u00edch h\u1ee3p l\u00e0m n\u00f3ng tr\u01b0\u1edbc l\u00f5i (150-200\u00b0C), ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 khu\u00f4n ch\u00ednh x\u00e1c (bi\u1ebfn \u0111\u1ed9ng \u00b12\u00b0C), kh\u1ea3 n\u0103ng \u0111\u00f9n \u0111\u1ed3ng th\u1eddi ba l\u1edbp v\u00e0 gi\u00e1m s\u00e1t \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i li\u00ean t\u1ee5c v\u1edbi hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 d\u00e0y t\u1ef1 \u0111\u1ed9ng. Theo ti\u00eau chu\u1ea9n IEC 60502-1, c\u00e1ch \u0111i\u1ec7n XLPE ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c th\u1eed nghi\u1ec7m \u0111i\u1ec7n \u00e1p AC \u1edf m\u1ee9c 3.5 kV\/mm trong 4 gi\u1edd t\u1ea1i 90\u00b0C, \u0111\u00f2i h\u1ecfi h\u1ec7 th\u1ed1ng \u0111\u00f9n duy tr\u00ec \u0111\u1ed9 tinh khi\u1ebft v\u1eadt li\u1ec7u &gt;99.8% v\u1edbi kh\u00f4ng c\u00f3 t\u1ea1p ch\u1ea5t, ki\u1ec3m so\u00e1t qu\u00e1 tr\u00ecnh li\u00ean k\u1ebft (80-85% h\u00e0m l\u01b0\u1ee3ng gel) v\u00e0 \u0111\u1ed9 \u0111\u1ed3ng t\u00e2m trong ph\u1ea1m vi \u00b110% so v\u1edbi \u0111\u1ed9 d\u00e0y danh ngh\u0129a t\u1ea1i m\u1ecdi \u0111i\u1ec3m tr\u00ean chu vi l\u00f5i.<\/strong><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/hkcablemachine.com\/wp-content\/uploads\/2026\/01\/XLPE-and-PVC-cable-insulation-extrusion-line-1-scaled.png\" alt=\"XLPE v\u00e0 PVC d\u00e2y chuy\u1ec1n \u0111\u00f9n c\u00e1ch \u0111i\u1ec7n c\u00e1p\" title=\"Triple-layer co-extrusion equipment for power cable insulation\" \/><\/p>\n<h3>L\u1ef1a ch\u1ecdn c\u00f4ng ngh\u1ec7 li\u00ean k\u1ebft XLPE<\/h3>\n<p>Polyethylene li\u00ean k\u1ebft (XLPE) chi\u1ebfm \u01b0u th\u1ebf trong c\u00e1p \u0111i\u1ec7n \u00e1p trung b\u00ecnh nh\u1edd hi\u1ec7u su\u1ea5t nhi\u1ec7t v\u01b0\u1ee3t tr\u1ed9i (90\u00b0C li\u00ean t\u1ee5c, 130\u00b0C qu\u00e1 t\u1ea3i, 250\u00b0C ng\u1eafn m\u1ea1ch trong 5 gi\u00e2y). C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn gi\u1eefa h\u1ec7 th\u1ed1ng l\u00e0m kh\u00f4 (s\u1eed d\u1ee5ng m\u00f4i tr\u01b0\u1eddng h\u01a1i n\u01b0\u1edbc ho\u1eb7c nit\u01a1 \u1edf 180-220\u00b0C) v\u00e0 \u1ed1ng vulcan h\u00f3a li\u00ean t\u1ee5c (CV) (ho\u1ea1t \u0111\u1ed9ng \u1edf 320-380\u00b0C trong 15-40 m m\u00e9t).<\/p>\n<p>D\u1ef1a tr\u00ean nghi\u00ean c\u1ee9u ng\u00e0nh c\u1ee7a c\u00e1c b\u00e1o c\u00e1o \u1ee7y ban k\u1ef9 thu\u1eadt CENELEC, h\u1ec7 th\u1ed1ng \u1ed1ng CV \u0111\u1ea1t m\u1ee9c \u0111\u1ed9 li\u00ean k\u1ebft t\u1eeb 80 \u0111\u1ebfn 85% (\u0111o theo ASTM D2765) v\u1edbi t\u1ed1c \u0111\u1ed9 s\u1ea3n xu\u1ea5t l\u00ean \u0111\u1ebfn 350 m\/min cho c\u00e1p \u0111i\u1ec7n \u00e1p trung b\u00ecnh. L\u00e0m kh\u00f4 mang l\u1ea1i \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc t\u1ed1t h\u01a1n nh\u01b0ng gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 \u1edf 150-250 m\/min. Chi ph\u00ed \u0111\u1ea7u t\u01b0 kh\u00e1c bi\u1ec7t \u0111\u00e1ng k\u1ec3: tuy\u1ebfn \u1ed1ng CV y\u00eau c\u1ea7u t\u1eeb $800,000 \u0111\u1ebfn $1,500,000, trong khi h\u1ec7 th\u1ed1ng l\u00e0m kh\u00f4 c\u00f3 c\u00f4ng su\u1ea5t t\u01b0\u01a1ng \u0111\u01b0\u01a1ng ch\u1ec9 t\u1eeb $400,000 \u0111\u1ebfn $800,000.<\/p>\n<p>\u0110\u1ed9i ng\u0169 c\u1ee7a ch\u00fang t\u00f4i \u0111\u00e3 tri\u1ec3n khai c\u1ea3 hai c\u00f4ng ngh\u1ec7 n\u00e0y t\u1ea1i ch\u00e2u \u00c1 v\u00e0 ch\u00e2u \u00c2u. S\u1ef1 l\u1ef1a ch\u1ecdn ph\u1ee5 thu\u1ed9c v\u00e0o kh\u1ed1i l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t, tr\u1ecdng t\u00e2m \u0111i\u1ec7n \u00e1p v\u00e0 \u01b0u ti\u00ean ch\u1ea5t l\u01b0\u1ee3ng. H\u1ec7 th\u1ed1ng \u1ed1ng CV c\u00f3 th\u1ec3 bi\u1ec7n minh cho chi ph\u00ed cao h\u01a1n khi s\u1ea3n l\u01b0\u1ee3ng h\u00e0ng th\u00e1ng v\u01b0\u1ee3t qu\u00e1 150 km c\u00e1p \u0111i\u1ec7n \u00e1p trung b\u00ecnh ho\u1eb7c khi nh\u1eafm \u0111\u1ebfn c\u00e1c th\u1ecb tr\u01b0\u1eddng cao c\u1ea5p \u0111\u00f2i h\u1ecfi hi\u1ec7u su\u1ea5t \u0111i\u1ec7n cao nh\u1ea5t.<\/p>\n<p><strong>So s\u00e1nh h\u1ec7 th\u1ed1ng \u0111\u00f9n c\u00e1ch \u0111i\u1ec7n:<\/strong><\/p>\n<table>\n<thead>\n<tr>\n<th>Lo\u1ea1i c\u00f4ng ngh\u1ec7<\/th>\n<th>Ph\u01b0\u01a1ng ph\u00e1p li\u00ean k\u1ebft<\/th>\n<th>T\u1ed1c \u0111\u1ed9 s\u1ea3n xu\u1ea5t<\/th>\n<th>H\u00e0m l\u01b0\u1ee3ng gel<\/th>\n<th>Chi ph\u00ed thi\u1ebft b\u1ecb<\/th>\n<th>\u1ee8ng d\u1ee5ng t\u1ed1t nh\u1ea5t<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>S\u1ea5y kh\u00f4 (H\u01a1i)<\/td>\n<td>L\u00f4, 180-220\u00b0C<\/td>\n<td>150-250 m\/min<\/td>\n<td>75-80%<\/td>\n<td>$400,000-$600,000<\/td>\n<td>\u0110i\u1ec7n \u00e1p th\u1ea5p-trung b\u00ecnh, kh\u1ed1i l\u01b0\u1ee3ng trung b\u00ecnh<\/td>\n<\/tr>\n<tr>\n<td>S\u1ea5y kh\u00f4 (N\u2082)<\/td>\n<td>L\u00f4, 200-220\u00b0C<\/td>\n<td>180-280 m\/min<\/td>\n<td>78-82%<\/td>\n<td>$500,000-$800,000<\/td>\n<td>\u0110i\u1ec7n \u00e1p trung b\u00ecnh, t\u1eadp trung v\u00e0o ch\u1ea5t l\u01b0\u1ee3ng<\/td>\n<\/tr>\n<tr>\n<td>H\u1ec7 th\u1ed1ng \u1ed1ng CV<\/td>\n<td>Continuous, 320-380\u00b0C<\/td>\n<td>250-450 m\/min<\/td>\n<td>80-85%<\/td>\n<td>$800,000-$1,500,000<\/td>\n<td>High volume, premium MV cables<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Extrusion Die Design and Control<\/h3>\n<p>Die design critically affects insulation concentricity and surface quality. Pressure-type dies maintain constant melt pressure around the conductor, while tube-type dies offer better centering for small conductors. According to IEEE 48 standards, the maximum eccentricity tolerance is 10% of the nominal thickness for cables rated 5 kV and above.<\/p>\n<p>Modern extrusion heads include automatic centering systems that use servo-controlled adjusters, responding to laser diameter measurements 360\u00b0 around the cable. These systems correct eccentricity within 20 milliseconds, maintaining concentricity within \u00b15% even during changes in production speed or variations in material viscosity.<\/p>\n<p>Temperature control zones in the extruder barrel (typically 4-6 zones) maintain a \u00b12\u00b0C accuracy from the feed throat through the die exit. Screw design (L\/D ratio 25:1 to 30:1) and mixing sections determine material homogeneity. For XLPE compounds, degassing vents prevent moisture absorption (must be &lt;0.02% to avoid water treeing per IEC 60502-2).<\/p>\n<p><strong>Nh\u1eefng \u0111i\u1ec3m ch\u00ednh:<\/strong><\/p>\n<ul>\n<li>XLPE crosslinking degree of 80-85% (ASTM D2765 method) ensures thermal rating of 90\u00b0C continuous operation<\/li>\n<li>Concentricity within \u00b110% of nominal thickness (IEC 60502 requirement) requires automated die centering with real-time correction<\/li>\n<li>CV tube systems increase production speed by 40-60% versus dry curing, but require 80-100% higher capital investment<\/li>\n<\/ul>\n<hr \/>\n<h2>What Sheathing and Armoring Machines Ensure Cable Durability?<\/h2>\n<p><strong>Armoring equipment applies steel wire (0.8-3.0mm diameter) or steel tape (0.2-0.5mm thickness \u00d7 25-50mm width) at lay pitches of 8-20 times cable diameter, while <a href=\"https:\/\/hkcablemachine.com\/power-cable-manufacturing-equipment-guide\/?srsltid=AfmBOoqPVATwi588uZ32hJPy41xeYzqSRHmbPBKTtSbYJ96SSfpTQFWM\">sheathing extruders<\/a><sup id=\"fnref1:4\"><a href=\"#fn:4\" class=\"footnote-ref\">4<\/a><\/sup> add PVC, PE, or LSZH outer jackets (1.8-4.0mm thickness) achieving mechanical protection against 5,000N crush loads and 20,000 bending cycles per IEC 60502-2 test requirements.<\/strong><\/p>\n<p>Underground and overhead power cables are subjected to extreme mechanical stresses. Without proper armoring and sheathing, cables fail prematurely.<\/p>\n<p><strong>Modern armoring lines integrate a double-layer steel wire application (counter-rotating at 40-120 m\/min), automatic tension control maintaining 80-150N per wire, and precision pitch adjustment to ensure uniform mechanical strength distribution. According to IEC 60502-2 Annex A, armored cables must withstand an impact energy of 10 joules (from a 1m height, 2kg mass) without conductor damage and tensile loads of up to 50 times the cable weight for installation stresses. Sheathing extrusion follows armoring with PE or PVC compounds formulated for UV resistance (exceeding 2,000 hours of xenon arc testing per ASTM G155), chemical resistance, and fire performance meeting the IEC 60332-1 vertical flame propagation limits.<\/strong><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/hkcablemachine.com\/wp-content\/uploads\/2026\/01\/Steel-wire-armoring-and-sheathing-equipment-for-power-cables--scaled.png\" alt=\"Thi\u1ebft b\u1ecb b\u1ecdc th\u00e9p v\u00e0 bao v\u1ecf cho c\u00e1p \u0111i\u1ec7n\" title=\"Double-layer armoring machine with automatic sheathing extrusion\" \/><\/p>\n<h3>Steel Wire vs. Steel Tape Armoring<\/h3>\n<p>Armoring type selection depends on installation method, mechanical stress exposure, and voltage class. Steel wire armoring (SWA) provides superior tensile strength (45,000-60,000 N for 240mm\u00b2 cable) for direct burial and overhead applications. Steel tape armoring (STA) offers better radial protection against crushing (8,000-12,000 N\/cm) for duct installations.<\/p>\n<p>According to CENELEC HD 620 standards, the selection of steel wire diameter follows the conductor size: 0.8mm for cables up to 10mm\u00b2, 1.25mm for 16-70mm\u00b2, 1.6mm for 95-185mm\u00b2, 2.0mm for 240-400mm\u00b2, and 2.5-3.0mm for larger conductors. The wire material meets EN 10257 specifications, with a minimum tensile strength of 1,370 N\/mm\u00b2 and a 40-50% zinc coating by weight.<\/p>\n<p>In our 100+ production line installations, we observe that manufacturers targeting utility and industrial markets require <a href=\"https:\/\/hkcablemachine.com\/how-to-choose-the-right-optical-cable-machine-for-your-needs\/?srsltid=AfmBOopLF-CIXy0A82DBtv0JOkZUHIKAeVCcaZh7YzlZ_mt9PPEZM8m-\">b\u1ecdc d\u00e2y th\u00e9p<\/a><sup id=\"fnref1:5\"><a href=\"#fn:5\" class=\"footnote-ref\">5<\/a><\/sup> capability, while building wire producers often need only steel tape or may skip armoring entirely. Dual-capability armoring machines increase equipment costs by $150,000 to $250,000 but provide market flexibility that is worth the investment.<\/p>\n<p><strong>Th\u00f4ng s\u1ed1 hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng b\u1ecdc:<\/strong><\/p>\n<table>\n<thead>\n<tr>\n<th>Lo\u1ea1i b\u1ecdc<\/th>\n<th>K\u00edch th\u01b0\u1edbc d\u00e2y\/\u0111ai<\/th>\n<th>T\u1ed1c \u0111\u1ed9 \u1ee9ng d\u1ee5ng<\/th>\n<th>S\u1ee9c c\u0103ng<\/th>\n<th>Kh\u00e1ng nghi\u1ec1n<\/th>\n<th>Chi ph\u00ed Th\u00f4ng th\u01b0\u1eddng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>D\u00e2y th\u00e9p \u0111\u01a1n<\/td>\n<td>1.25-2.0mm<\/td>\n<td>40-80 m\/min<\/td>\n<td>35,000-50,000 N<\/td>\n<td>3,000-5,000 N\/cm<\/td>\n<td>$180,000-$280,000<\/td>\n<\/tr>\n<tr>\n<td>D\u00e2y th\u00e9p \u0111\u00f4i<\/td>\n<td>1.6-2.5mm<\/td>\n<td>30-60 m\/min<\/td>\n<td>50,000-75,000 N<\/td>\n<td>4,000-6,000 N\/cm<\/td>\n<td>$320,000-$450,000<\/td>\n<\/tr>\n<tr>\n<td>B\u0103ng th\u00e9p<\/td>\n<td>0.2-0.5mm \u00d7 25-50mm<\/td>\n<td>50-100 m\/min<\/td>\n<td>20,000-30,000 N<\/td>\n<td>8,000-12,000 N\/cm<\/td>\n<td>$150,000-$230,000<\/td>\n<\/tr>\n<tr>\n<td>Aluminum tape<\/td>\n<td>0.15-0.3mm \u00d7 25mm<\/td>\n<td>60-120 m\/min<\/td>\n<td>8,000-12,000 N<\/td>\n<td>2,000-3,000 N\/cm<\/td>\n<td>$80,000-$150,000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Sheathing Material Selection and Application<\/h3>\n<p>The outer sheath material determines the cable\u2019s environmental performance and its compliance with relevant regulations. PVC (polyvinyl chloride) dominates low-voltage wires due to its cost-effectiveness ($1.80-$2.30\/kg) and good weather resistance. PE (polyethylene) and HDPE offer better UV stability for outdoor applications. LSZH (Low Smoke Zero Halogen) compounds meet the fire safety requirements for enclosed spaces, as specified in IEC 60332-3-24, in bundled cable flame propagation tests.<\/p>\n<p>Sheathing extruders require precise thickness control, as IEC 60502-1 specifies minimum thickness based on cable diameter: 1.8mm for cables up to 25mm diameter, 2.0mm for 25-40mm diameter, and calculated as 0.05D + 1.0mm for larger diameters. Modern lines utilize ultrasonic thickness gauges with \u00b10.05mm accuracy, continuously monitoring the entire circumference.<\/p>\n<hr \/>\n<p>For medium voltage cables, sheathing serves additional electrical functions. The semi-conductive outer layer beneath the sheath prevents surface tracking. This requires triple-layer co-extrusion, which simultaneously adds an inner semiconductive layer, insulation, and an outer sheath. Such systems cost $450,000-$750,000 but reduce the number of production passes and improve interlayer adhesion.<\/p>\n<p><strong>Nh\u1eefng \u0111i\u1ec3m ch\u00ednh:<\/strong><\/p>\n<ul>\n<li>Steel wire armoring provides 2-3\u00d7 higher tensile strength than steel tape, critical for direct burial installations subject to ground movement<\/li>\n<li>Sheath thickness must meet IEC 60502-1 minimums (1.8-4.0mm depending on cable diameter) verified by continuous ultrasonic measurement<\/li>\n<li>LSZH sheathing adds 30-45% material cost, but is increasingly mandatory for building and metro applications per fire safety codes<\/li>\n<\/ul>\n<hr \/>\n<h2>Which Testing Equipment Guarantees Power Cable Quality?<\/h2>\n<p><strong>Comprehensive testing systems include high voltage AC testing up to 50 kV, DC impulse testing to 100 kV (per IEC 60502-2 routine tests), partial discharge detection at &lt;10 pC sensitivity, conductor resistance measurement (\u00b10.1% accuracy per IEC 60228), and hot set elongation testing ensuring XLPE crosslinking exceeds 175\u00b0C deformation temperature \u2014 representing 15-25% of total line investment but preventing 99.7% of field failures according to AEIC cable failure analysis data.<\/strong><\/p>\n<p>Shipping defective cables can damage customer relationships and lead to costly recalls. Testing represents your final defense.<\/p>\n<p><strong>Modern cable testing laboratories combine online monitoring during production with offline type testing, as per international standards.<\/strong> According to IEC 60502 and IEEE 404, routine tests include conductor resistance verification (\u226418.1 \u03a9\/km for copper, \u226430.8 \u03a9\/km for aluminum at 20\u00b0C), high voltage withstand testing (typically 3.5\u00d7 rated voltage for 5 minutes), partial discharge measurement below 10 pC at 1.5\u00d7 rated voltage, and dimensional verification within \u00b15% tolerance. Based on an analysis of the AEIC CS9-06 cable failure database, covering 150,000 cable kilometers, inadequate testing correlates with 73% of premature failures, while comprehensive testing programs reduce field failure rates to below 0.3% over a 25-year service life.**<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/hkcablemachine.com\/wp-content\/uploads\/2026\/01\/Power-cable-quality-testing-equipment-and-systems-1-scaled.png\" alt=\"Thi\u1ebft b\u1ecb v\u00e0 h\u1ec7 th\u1ed1ng ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng c\u00e1p \u0111i\u1ec7n\" title=\"Automated testing line for electrical and mechanical cable verification\" \/><\/p>\n<h3>High Voltage Testing Systems<\/h3>\n<p>Ki\u1ec3m tra ch\u1ecbu \u0111i\u1ec7n \u00e1p AC x\u00e1c minh t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a c\u00e1ch \u0111i\u1ec7n m\u00e0 kh\u00f4ng g\u00e2y suy gi\u1ea3m t\u00edch l\u0169y. \u0110i\u1ec7n \u00e1p ki\u1ec3m tra tu\u00e2n theo y\u00eau c\u1ea7u c\u1ee7a IEC 60502: 2.5 kV cho c\u00e1p 0.6\/1 kV, 8.7 kV cho c\u00e1p 6\/10 kV, v\u00e0 72 kV cho c\u00e1p 26\/35 kV, \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong 5 min ph\u00fat. C\u00e1c thi\u1ebft b\u1ecb ki\u1ec3m tra hi\u1ec7n \u0111\u1ea1i t\u1ea1o ra \u0111\u1ebfn 50 kV AC \u1edf t\u1ea7n s\u1ed1 45-65 Hz v\u1edbi \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec7n \u00e1p ch\u00ednh x\u00e1c (\u00b12%).<\/p>\n<p>DC ki\u1ec3m tra xung ph\u00e1t hi\u1ec7n c\u00e1c khuy\u1ebft t\u1eadt c\u00e1ch \u0111i\u1ec7n b\u1ecb b\u1ecf s\u00f3t b\u1edfi c\u00e1c b\u00e0i ki\u1ec3m tra AC. C\u00e1c d\u1ea1ng s\u00f3ng xung s\u00e9t (1.2\/50 \u03bcs t\u0103ng\/gi\u1ea3m) \u0111\u1ea1t \u0111\u1ebfn 75-100 kV cho <a href=\"https:\/\/hkcablemachine.com\/xlpe-vs-pvc-vs-epr-which-insulation-material-is-best\/?srsltid=AfmBOoqlUsOhPD6aIav72Di-cNgNX_r_KSLncq9XZjV1KOJ0q9LfP8al\">c\u00e1p \u0111i\u1ec7n \u00e1p trung b\u00ecnh<\/a><sup id=\"fnref1:6\"><a href=\"#fn:6\" class=\"footnote-ref\">6<\/a><\/sup>. C\u00e1c b\u00e0i ki\u1ec3m tra xung \u0111\u00f3ng ng\u1eaft (250\/2500 \u03bcs) x\u00e1c minh hi\u1ec7u su\u1ea5t qu\u00e1 \u00e1p k\u00e9o d\u00e0i. Nh\u1eefng b\u00e0i ki\u1ec3m tra n\u00e0y y\u00eau c\u1ea7u c\u00e1c m\u00e1y ph\u00e1t chuy\u00ean d\u1ee5ng c\u00f3 chi ph\u00ed t\u1eeb $180,000 \u0111\u1ebfn $350,000, nh\u01b0ng ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c 15-20% c\u00e1c khuy\u1ebft t\u1eadt kh\u00f4ng th\u1ec3 ph\u00e1t hi\u1ec7n b\u1eb1ng ki\u1ec3m tra AC \u0111\u01a1n thu\u1ea7n.<\/p>\n<p>Partial discharge (PD) testing identifies insulation voids, contamination, and inadequate crosslinking before cables enter service. IEC 60270 specifies PD measurement at 1.5 times the rated voltage with a sensitivity of below 10 pC (picocoulombs). Our engineering team recommends online PD monitoring during extrusion for medium-voltage cables, which reduces scrap rates by 12-18% by catching defects immediately, rather than after <a href=\"https:\/\/hkcablemachine.com\/product\/cable-sheathing-line\/?srsltid=AfmBOopuLar3o39R8x37S4dbyqxSgeQD4E-MVT5Npai3xvKAkwcupGVe\">l\u1edbp bao<\/a><sup id=\"fnref1:7\"><a href=\"#fn:7\" class=\"footnote-ref\">7<\/a><\/sup> v\u00e0 gia c\u1ed1.<\/p>\n<p><strong>Y\u00eau c\u1ea7u \u0111\u1ea7u t\u01b0 thi\u1ebft b\u1ecb ki\u1ec3m tra:<\/strong><\/p>\n<table>\n<thead>\n<tr>\n<th>Lo\u1ea1i ki\u1ec3m tra<\/th>\n<th>Ph\u1ea1m vi \u0111i\u1ec7n \u00e1p\/th\u00f4ng s\u1ed1<\/th>\n<th>Ti\u00eau chu\u1ea9n ki\u1ec3m tra<\/th>\n<th>Chi ph\u00ed thi\u1ebft b\u1ecb<\/th>\n<th>Hi\u1ec7u chu\u1ea9n h\u00e0ng n\u0103m<\/th>\n<th>T\u1ef7 l\u1ec7 ph\u00e1t hi\u1ec7n l\u1ed7i<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0110i\u1ec7n \u00e1p ch\u1ecbu \u0111\u1ef1ng AC<\/td>\n<td>2.5-50 kV, 50-60 Hz<\/td>\n<td>IEC 60502-2<\/td>\n<td>$80,000-$150,000<\/td>\n<td>$3,000-$5,000<\/td>\n<td>60-70% c\u1ee7a c\u00e1c l\u1ed7i c\u00e1ch \u0111i\u1ec7n<\/td>\n<\/tr>\n<tr>\n<td>Xung (DC s\u00e9t)<\/td>\n<td>50-100 kV, 1.2\/50 \u03bcs<\/td>\n<td>IEC 60502-2<\/td>\n<td>$180,000-$280,000<\/td>\n<td>$5,000-$8,000<\/td>\n<td>15-20% c\u00e1c l\u1ed7i b\u1ed5 sung<\/td>\n<\/tr>\n<tr>\n<td>Gi\u1ea3i ph\u00f3ng m\u1ed9t ph\u1ea7n<\/td>\n<td>&lt;10 pC t\u1ea1i 1.5\u00d7 V\u2080<\/td>\n<td>IEC 60270<\/td>\n<td>$120,000-$250,000<\/td>\n<td>$4,000-$7,000<\/td>\n<td>10-15% additional defects<\/td>\n<\/tr>\n<tr>\n<td>Conductor resistance<\/td>\n<td>0.1-1000 \u03a9, \u00b10.1%<\/td>\n<td>IEC 60228<\/td>\n<td>$15,000-$35,000<\/td>\n<td>$1,500-$2,500<\/td>\n<td>Conductor defects, sizing errors<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Mechanical and Environmental Testing<\/h3>\n<p>Mechanical testing verifies the durability of cables under installation and service conditions. Tensile testing applies loads of up to 50 times the cable weight (per IEC 60502-2), measuring elongation and breaking strength. Bending tests cycle cables through 90\u00b0 bends with a radius of 10-20\u00d7 cable diameter for 20,000 cycles, ensuring conductor integrity and insulation adhesion.<\/p>\n<p>Impact testing drops a 2 kg mass from 1 meter onto cable samples at -25\u00b0C and +70\u00b0C, simulating the potential damage that can occur during installation. Crush testing applies 5,000 N loads perpendicular to the cable axis. Heat cycling between -40\u00b0C and +90\u00b0C for over 1,000 hours, as per AEIC specifications, reveals thermal expansion mismatches and compound formulation defects.<\/p>\n<p>Environmental chambers, which maintain temperature stability of \u00b12\u00b0C and humidity control of \u00b15% RH, cost $45,000-$85,000 but prove essential for qualifying cables to harsh climate standards. Water immersion testing at 90\u00b0C for 168 hours, as per IEC 60502-2 Annex K, ensures compound water resistance for submarine and underground applications.<\/p>\n<p>Fire testing represents increasingly critical requirements. IEC 60332-1 vertical flame propagation, IEC 60332-3-1 bundled cable flame spread, IEC 61034 smoke density, and IEC 60754 corrosive gas emissions testing require specialized facilities, which cost between $150,000 and $300,000. However, these tests open markets in Europe, the Middle East, and Asia where fire safety regulations mandate certified compliance.<\/p>\n<p><strong>Nh\u1eefng \u0111i\u1ec3m ch\u00ednh:<\/strong><\/p>\n<ul>\n<li>Combine AC withstand, DC impulse, and partial discharge testing to detect 95%+ of insulation defects before shipping (per AEIC failure analysis)<\/li>\n<li>Invest 15-25% of total production line budget in testing equipment to achieve &lt;0.3% field failure rates over 25-year cable life<\/li>\n<li>Online PD monitoring during extrusion reduces scrap rates by 12-18% versus end-of-line testing only, paying back equipment cost in 18-24 months<\/li>\n<\/ul>\n<hr \/>\n<h2>V\u00ed d\u1ee5 th\u1ef1c t\u1ebf<\/h2>\n<p><strong>B\u1ed1i c\u1ea3nh<\/strong>: Medium-sized cable manufacturer in Southeast Asia (Thailand) expanding from building wire into medium voltage power cables for utility and industrial markets. Production target: 200 km\/month of 6-35 kV XLPE cables.<\/p>\n<p><strong>Th\u1eed th\u00e1ch<\/strong>: Initial equipment quotations reached $4.2 million with an 18-month delivery time. The customer lacked expertise in evaluating competing technologies (CV tube versus dry curing, single versus double armoring, testing equipment priorities). Local installation contractors quoted an additional $380,000 but lacked experience with medium-voltage cable.<\/p>\n<p><strong>Gi\u1ea3i ph\u00e1p<\/strong>: HONGKAI engineering team conducted detailed capacity analysis, product mix optimization, and a phased implementation plan. We recommended CV tube extrusion for higher speed and quality, specified double-layer steel wire armoring for utility applications, integrated online partial discharge monitoring, and provided turnkey installation including operator training. Revised equipment configuration included:<\/p>\n<ul>\n<li>22-pass copper wire drawing machine: $180,000<\/li>\n<li>Dual-head stranding machine (up to 400mm\u00b2): $220,000<\/li>\n<li>CV tube XLPE extrusion line with triple-layer capability: $1,350,000<\/li>\n<li>K\u00e9p <a href=\"https:\/\/hkcablemachine.com\/how-to-choose-the-right-optical-cable-machine-for-your-needs\/?srsltid=AfmBOopO_gr5O9Kl8AMgHuQqE9Y0La3DMQHfid9z4bdDTRYKe1Uouqy6\">b\u1ecdc d\u00e2y th\u00e9p<\/a><sup id=\"fnref1:8\"><a href=\"#fn:8\" class=\"footnote-ref\">8<\/a><\/sup> m\u00e1y: $380,000<\/li>\n<li>\u0110\u00f9n l\u1edbp bao b\u1ecdc v\u1edbi kh\u1ea3 n\u0103ng hai v\u1eadt li\u1ec7u: $290,000<\/li>\n<li>Ph\u00f2ng th\u00ed nghi\u1ec7m ki\u1ec3m tra to\u00e0n di\u1ec7n: $450,000<\/li>\n<li>Thi\u1ebft b\u1ecb ph\u1ee5 tr\u1ee3 v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a: $320,000<\/li>\n<li><strong>T\u1ed5ng \u0111\u1ea7u t\u01b0: $3,190,000<\/strong> (24% ti\u1ebft ki\u1ec7m so v\u1edbi b\u00e1o gi\u00e1 ban \u0111\u1ea7u)<\/li>\n<\/ul>\n<p><strong>K\u1ebft qu\u1ea3:<\/strong><\/p>\n<ul>\n<li>\u0110\u1ea1t 230 km\/th\u00e1ng <a href=\"https:\/\/hkcablemachine.com\/fiber-optic-cable-production-line-cost\/?srsltid=AfmBOoqKFUCXXakXHEbRdsCWAILZwgvev3P0dhgoUn1dWG5Wl3Gha6Gf\">kh\u1ea3 n\u0103ng s\u1ea3n xu\u1ea5t<\/a><sup id=\"fnref1:9\"><a href=\"#fn:9\" class=\"footnote-ref\">9<\/a><\/sup> (15% v\u01b0\u1ee3t m\u1ee5c ti\u00eau) trong 4 m th\u00e1ng sau khi \u0111\u01b0a v\u00e0o v\u1eadn h\u00e0nh<\/li>\n<li>T\u1ef7 l\u1ec7 \u0111\u1ea7u ra l\u1ea7n \u0111\u1ea7u c\u1ee7a 94.7% (trung b\u00ecnh ng\u00e0nh 87-91% cho <a href=\"https:\/\/hkcablemachine.com\/xlpe-vs-pvc-vs-epr-which-insulation-material-is-best\/?srsltid=AfmBOoqlUsOhPD6aIav72Di-cNgNX_r_KSLncq9XZjV1KOJ0q9LfP8al\">c\u00e1p \u0111i\u1ec7n \u00e1p trung b\u00ecnh<\/a><sup id=\"fnref2:6\"><a href=\"#fn:6\" class=\"footnote-ref\">6<\/a><\/sup> theo d\u1eef li\u1ec7u AEIC), gi\u1ea3m chi ph\u00ed v\u1eadt li\u1ec7u \u0111i $42,000\/th\u00e1ng<\/li>\n<li>K\u00fd h\u1ee3p \u0111\u1ed3ng cung c\u1ea5p 3 n\u0103m v\u1edbi c\u00f4ng ty ti\u1ec7n \u00edch qu\u1ed1c gia tr\u1ecb gi\u00e1 $8.5 m t\u1ef7 d\u1ef1a tr\u00ean k\u1ebft qu\u1ea3 ki\u1ec3m \u0111\u1ecbnh \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 c\u00e1c y\u00eau c\u1ea7u IEC 60502<\/li>\n<li>Thi\u1ebft b\u1ecb ROI \u0111\u1ea1t \u0111\u01b0\u1ee3c trong 32 m th\u00e1ng so v\u1edbi d\u1ef1 ki\u1ebfn 48 m th\u00e1ng nh\u1edd n\u0103ng su\u1ea5t cao h\u01a1n v\u00e0 t\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m th\u1ea5p h\u01a1n<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/hkcablemachine.com\/wp-content\/uploads\/2026\/01\/Power-cable-production-line-installation-and-commissioning-scaled.png\" alt=\"L\u1eafp \u0111\u1eb7t v\u00e0 v\u1eadn h\u00e0nh d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t c\u00e1p \u0111i\u1ec7n\" title=\"Complete medium voltage cable line implementation case study\" \/><\/p>\n<hr \/>\n<h2>G\u00f3c nh\u00ecn chuy\u00ean gia<\/h2>\n<blockquote>\n<p>\"C\u00e1c gi\u00e1m \u0111\u1ed1c k\u1ef9 thu\u1eadt khi \u0111\u00e1nh gi\u00e1 thi\u1ebft b\u1ecb c\u00e1p \u0111i\u1ec7n th\u01b0\u1eddng t\u1eadp trung v\u00e0o c\u00e1c th\u00f4ng s\u1ed1 n\u1ed5i b\u1eadt \u2013 t\u1ed1c \u0111\u1ed9 \u0111\u00f9n, ph\u1ea1m vi k\u00edch th\u01b0\u1edbc l\u00f5i d\u1eabn, \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c. T\u1eeb vi\u1ec7c l\u1eafp \u0111\u1eb7t d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t t\u1ea1i 40+ qu\u1ed1c gia, ch\u00fang t\u00f4i \u0111\u00e3 h\u1ecdc \u0111\u01b0\u1ee3c r\u1eb1ng ba y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh th\u00e0nh c\u00f4ng d\u00e0i h\u1ea1n: Th\u1ee9 nh\u1ea5t, \u0111\u1ea7u t\u01b0 v\u00e0o n\u0103ng l\u1ef1c ki\u1ec3m tra \u2013 chi ti\u00eau \u00edt h\u01a1n 20% s\u1ebd khi\u1ebfn b\u1ea1n m\u1ea5t 35% do l\u1ed7i v\u1eadn tr\u01b0\u1eddng v\u00e0 t\u1ed5n h\u1ea1i danh ti\u1ebfng. Th\u1ee9 hai, <a href=\"https:\/\/hkcablemachine.com\/fiber-optic-cable-production-line-cost\/?srsltid=AfmBOorjCQbRkijBKSpBRllOezRYDi0A1iA5JvbLLTg9F6JikpGaZDQg\">t\u00edch h\u1ee3p t\u1ef1 \u0111\u1ed9ng h\u00f3a<\/a><sup id=\"fnref1:10\"><a href=\"#fn:10\" class=\"footnote-ref\">10<\/a><\/sup> \u2013 chi ph\u00ed lao \u0111\u1ed9ng t\u0103ng 8-12% h\u00e0ng n\u0103m, do \u0111\u00f3 c\u00e1c h\u1ec7 th\u1ed1ng th\u1ee7 c\u00f4ng tr\u1edf n\u00ean l\u1ed7i th\u1eddi v\u1ec1 m\u1eb7t kinh t\u1ebf trong 5-7 n\u0103m. Th\u1ee9 ba, <a href=\"https:\/\/hkcablemachine.com\/how-do-you-choose-the-best-network-cable-production-lines\/?srsltid=AfmBOooL99zV3bcf61ffqXt0ooH45a5jpf4CWB4Z7QdHX8xkIAFCOvgU\">h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt t\u1eeb nh\u00e0 cung c\u1ea5p<\/a><sup id=\"fnref1:11\"><a href=\"#fn:11\" class=\"footnote-ref\">11<\/a><\/sup> s\u00e2u r\u1ed9ng \u2013 s\u1ef1 c\u1ed1 thi\u1ebft b\u1ecb g\u00e2y t\u1ed5n th\u1ea5t $15,000-$40,000 m\u1ed7i ng\u00e0y do s\u1ea3n xu\u1ea5t b\u1ecb gi\u00e1n \u0111o\u1ea1n, khi\u1ebfn ch\u1ea9n \u0111o\u00e1n t\u1eeb xa nhanh ch\u00f3ng v\u00e0 kh\u1ea3 n\u0103ng s\u1eb5n c\u00f3 linh ki\u1ec7n thay th\u1ebf t\u1ea1i ch\u1ed7 x\u1ee9ng \u0111\u00e1ng v\u1edbi kho\u1ea3n \u0111\u1ea7u t\u01b0 cao h\u01a1n. Ch\u1ecdn \u0111\u1ed1i t\u00e1c hi\u1ec3u r\u00f5 to\u00e0n b\u1ed9 h\u1ec7 sinh s\u1ea3n xu\u1ea5t c\u1ee7a b\u1ea1n, ch\u1ee9 kh\u00f4ng ch\u1ec9 t\u1eebng m\u00e1y m\u00f3c ri\u00eang l\u1ebb.\"<\/p>\n<p>\u2014 \u0110\u1ed9i ng\u0169 K\u1ef9 thu\u1eadt HONGKAI (20+ n\u0103m kinh nghi\u1ec7m t\u00edch l\u0169y trong vi\u1ec7c v\u1eadn h\u00e0nh thi\u1ebft b\u1ecb c\u00e1p)<\/p>\n<\/blockquote>\n<hr \/>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<p><strong>Q: What is the minimum investment required to start power cable production?<\/strong><\/p>\n<p>A: Entry-level low voltage cable production (0.6\/1 kV, up to 35mm\u00b2) requires $500,000-$750,000 for basic equipment, including wire drawing, stranding, single-layer extrusion, and essential testing per IEC 60227 standards. Medium voltage capability (6-35 kV) increases investment to $2,500,000-$3,500,000 due to the need for CV tube extrusion, armoring equipment, and comprehensive testing requirements. Based on HONGKAI\u2019s analysis of startup manufacturers, including facility costs, initial materials, and working capital, the total project investment ranges from $1,200,000 (for low voltage) to $5,500,000 (for medium voltage with full automation).<\/p>\n<p><strong>Q: How much factory space does a power cable production line require?<\/strong><\/p>\n<p>A: Low-voltage cable lines require 1,500-2,500 m\u00b2, including production area, material storage, testing laboratory, and finished goods warehouse. Medium voltage lines require 3,000-4,500 m\u00b2 of space due to the longer CV tube curing systems (35-50 meters), the footprint of the armoring equipment, and the high voltage testing clearances (a minimum 12-meter radius for 35 kV testing, as per IEC 61936-1 safety distances). Ceiling height requirements: 4.5 meters minimum for pay-off and take-up systems, 6-8 meters for overhead crane coverage.<\/p>\n<p><strong>Q: What <a href=\"https:\/\/hkcablemachine.com\/fiber-optic-cable-production-line-cost\/?srsltid=AfmBOoqKFUCXXakXHEbRdsCWAILZwgvev3P0dhgoUn1dWG5Wl3Gha6Gf\">kh\u1ea3 n\u0103ng s\u1ea3n xu\u1ea5t<\/a><sup id=\"fnref2:9\"><a href=\"#fn:9\" class=\"footnote-ref\">9<\/a><\/sup> should I expect from a complete power cable line?<\/strong><\/p>\n<p>A: Production speed and monthly capacity vary dramatically by cable type according to IEC 60502 complexity levels. Low voltage building wire (0.6\/1 kV, 1.5-4mm\u00b2): 300-500 m\/min extrusion speed, 400-600 km\/month capacity. Medium voltage single-core (6\/10 kV, 50-240mm\u00b2): 150-280 m\/min, 180-280 km\/month. Armored three-core cables (6\/10 kV, 3\u00d770mm\u00b2): 40-85 m\/min, 80-150 km\/month. These figures assume 85-90% equipment utilization and 92-95% first-pass yield rates. Our installations in Asia typically achieve these benchmarks within 6 to 9 months of commissioning.<\/p>\n<p><strong>Q: Which international standards must power cable production equipment meet?<\/strong><\/p>\n<p>A: Equipment must enable cable production meeting IEC 60502 (power cables 1-35 kV), IEC 60228 (conductor specifications), IEC 60332 (fire performance), IEC 60502-2 (testing requirements), and regional standards including BS 6346 (UK), VDE 0276 (Germany), NF C32-321 (France), GOST 31996 (Russia\/CIS), AS\/NZS 5000.1 (Australia\/New Zealand). For export markets, verify that the conductor drawing meets ASTM B3\/B8, the insulation compounds meet UL 44\/UL 1072, and the testing equipment provides IEEE 404\/AEIC CS9 compliance. HONGKAI equipment documentation includes certification evidence and test procedures for all major global standards.<\/p>\n<p><strong>Q: What ongoing maintenance and operating costs should I budget?<\/strong><\/p>\n<p>A: Annual maintenance costs typically represent 4-7% of equipment capital value for well-maintained systems. Major expense categories include: extruder screw and barrel replacement every 18-24 months ($25,000-$55,000 per line), crosshead and die maintenance every 12 months ($8,000-$15,000), pay-off and take-up system servicing ($12,000-$18,000 annually), testing equipment calibration ($15,000-$25,000), and general spare parts inventory ($40,000-$70,000). Energy consumption for a medium-voltage line averages 180-250 kWh per cable kilometer. Labor requirements: 12-18 operators per shift for non-automated lines, 6-9 for semi-automated systems, 3-5 for fully automated production.<\/p>\n<p><strong>Q: How do I choose between different extrusion technologies for XLPE insulation?<\/strong><\/p>\n<p>A: Selection depends on production volume, voltage class focus, and quality positioning. Dry curing systems (steam or nitrogen) suit manufacturers producing &lt;150 km\/month of <a href=\"https:\/\/hkcablemachine.com\/xlpe-vs-pvc-vs-epr-which-insulation-material-is-best\/?srsltid=AfmBOoqlUsOhPD6aIav72Di-cNgNX_r_KSLncq9XZjV1KOJ0q9LfP8al\">c\u00e1p \u0111i\u1ec7n \u00e1p trung b\u00ecnh<\/a><sup id=\"fnref3:6\"><a href=\"#fn:6\" class=\"footnote-ref\">6<\/a><\/sup> or focusing on 1-6 kV applications where lower crosslinking degrees (75-80% gel content) prove acceptable. CV tube (continuous vulcanization) justifies its 80-100% higher cost ($800,000-$1,500,000 versus $400,000-$600,000) when monthly volume exceeds 150-200 km, when targeting premium utility markets requiring maximum crosslinking (80-85% gel content), or when production speed advantages (250-450 m\/min versus 150-250 m\/min) reduce per-kilometer manufacturing costs by 25-35%. Based on HONGKAI\u2019s techno-economic analysis, CV tube systems achieve a payback period of 24-36 months at utilization rates above 65%.<\/p>\n<p><strong>Q: What operator training is required for power cable production equipment?<\/strong><\/p>\n<p>A: Comprehensive <a href=\"https:\/\/hkcablemachine.com\/optical-fiber-manufacturing-equipment\/?srsltid=AfmBOooe70fABunMxlGmGRtnbA43JfUoHXP1GrVRFMnfYfBJbiuU8mGZ\">operator training<\/a><sup id=\"fnref1:12\"><a href=\"#fn:12\" class=\"footnote-ref\">12<\/a><\/sup> requires 4-6 weeks, combining classroom theory (electrical engineering fundamentals, cable standards, material science) and hands-on equipment operation. Wire drawing and stranding operators need 2 weeks. Extrusion operators require 3-4 weeks due to process complexity (temperature control, crosslinking chemistry, die adjustment). Testing technicians require 2-3 weeks, plus ongoing certification, as per ISO\/IEC 17025 for laboratories. HONGKAI provides resident engineering support for 2-4 weeks during commissioning, plus remote assistance and periodic refresher training. Critical success factor: Designate 2-3 senior operators for intensive training, who then mentor additional staff, thereby reducing dependency on equipment suppliers while building internal expertise.<\/p>\n<hr \/>\n<h2>Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n<p>Building a power cable production line requires strategic equipment selection, balancing technical capability, production volume, market positioning, and total cost of ownership. Focus investment on conductor preparation precision, insulation quality control, comprehensive testing, and automation that scales with your growth trajectory.<\/p>\n<p><strong>S\u1eb5n s\u00e0ng h\u00e0nh \u0111\u1ed9ng?<\/strong><\/p>\n<ul>\n<li>Next step 1: Define your product mix (voltage class, conductor sizes, armoring requirements) based on target market analysis<\/li>\n<li>B\u01b0\u1edbc ti\u1ebfp theo 2: T\u00ednh to\u00e1n nhu c\u1ea7u s\u1ea3n l\u01b0\u1ee3ng v\u00e0 m\u1ee9c \u0111\u1ed9 s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh nhu c\u1ea7u c\u00f4ng su\u1ea5t v\u00e0 l\u1ef1a ch\u1ecdn c\u00f4ng ngh\u1ec7<\/li>\n<li>B\u01b0\u1edbc ti\u1ebfp theo 3: Li\u00ean h\u1ec7 <a href=\"https:\/\/hkcablemachine.com\/contact\/\" title=\"H\u1ed2NG KAI\">H\u1ed2NG KAI<\/a> \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt chi ti\u1ebft, \u0111\u1ec1 xu\u1ea5t c\u1ea5u h\u00ecnh thi\u1ebft b\u1ecb v\u00e0 l\u1eadp k\u1ebf ho\u1ea1ch tri\u1ec3n khai tr\u1ecdn g\u00f3i, bao g\u1ed3m l\u1eafp \u0111\u1eb7t, \u0111\u00e0o t\u1ea1o v\u00e0 h\u1ed7 tr\u1ee3 ch\u1ee9ng nh\u1eadn<\/li>\n<\/ul>\n<p><a href=\"https:\/\/hkcablemachine.com\/contact\/?from=power-cable-production-line\"><img decoding=\"async\" src=\"https:\/\/hkcablemachine.com\/wp-content\/uploads\/2026\/01\/Power-cable-production-line-consultation-and-implementation-scaled.png\" alt=\"T\u01b0 v\u1ea5n v\u00e0 tri\u1ec3n khai d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t c\u00e1p \u0111i\u1ec7n\" title=\"Expert guidance for cable manufacturing equipment investment\" \/><\/a><\/p>\n<hr \/>\n<div class=\"footnotes\">\n<hr \/>\n<ol>\n<li id=\"fn:1\">\n<p>T\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c d\u00e2y chuy\u1ec1n \u0111\u00f9n \u0111\u1ec3 hi\u1ec3u c\u00e1ch ch\u00fang \u0111\u00f3ng g\u00f3p v\u00e0o ch\u1ea5t l\u01b0\u1ee3ng c\u00e1ch \u0111i\u1ec7n v\u00e0 \u0111\u1ed9 b\u1ec1n t\u1ed5ng th\u1ec3 c\u1ee7a c\u00e1p.<a href=\"#fnref1:1\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:2\">\n<p>Hi\u1ec3u bi\u1ebft v\u1ec1 c\u00e1c h\u1ec7 th\u1ed1ng ki\u1ec3m tra l\u00e0 thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 hi\u1ec7u su\u1ea5t c\u00e1p theo ti\u00eau chu\u1ea9n IEC.<a href=\"#fnref1:2\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:3\">\n<p>T\u00ecm hi\u1ec3u v\u1ec1 t\u1ea7m quan tr\u1ecdng c\u1ee7a ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ec3 gi\u1ea3m thi\u1ec3u l\u1ed7i v\u00e0 n\u00e2ng cao \u0111\u1ed9 tin c\u1eady s\u1ea3n ph\u1ea9m.<a href=\"#fnref1:3\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:4\">\n<p>Kh\u00e1m ph\u00e1 c\u00e1ch c\u00e1c m\u00e1y \u0111\u00f9n l\u1edbp v\u1ecf c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n v\u00e0 s\u1ef1 tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n an to\u00e0n c\u1ee7a c\u00e1p.<a href=\"#fnref1:4\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:5\">\n<p>Kh\u00e1m ph\u00e1 l\u1ee3i \u00edch c\u1ee7a vi\u1ec7c gia c\u1ed1 b\u1eb1ng d\u00e2y th\u00e9p \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cho c\u00e1p c\u1ee7a b\u1ea1n.<a href=\"#fnref1:5\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:6\">\n<p>Kh\u00e1m ph\u00e1 l\u1ee3i \u00edch c\u1ee7a c\u00e1p \u0111i\u1ec7n \u00e1p trung b\u00ecnh trong ph\u00e2n ph\u1ed1i \u0111i\u1ec7n hi\u1ec7u qu\u1ea3.<a href=\"#fnref1:6\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a> <a href=\"#fnref2:6\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a> <a href=\"#fnref3:6\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:7\">\n<p>T\u00ecm hi\u1ec3u c\u00e1ch l\u1edbp v\u1ecf n\u00e2ng cao hi\u1ec7u su\u1ea5t v\u00e0 an to\u00e0n c\u1ee7a c\u00e1p.<a href=\"#fnref1:7\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:8\">\n<p>Hi\u1ec3u t\u1ea1i sao l\u1edbp gi\u00e1p d\u00e2y th\u00e9p l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ed1i v\u1edbi \u0111\u1ed9 b\u1ec1n v\u00e0 b\u1ea3o v\u1ec7 c\u00e1p.<a href=\"#fnref1:8\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:9\">\n<p>Kh\u00e1m ph\u00e1 c\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn n\u0103ng l\u1ef1c s\u1ea3n xu\u1ea5t c\u00e1p.<a href=\"#fnref1:9\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a> <a href=\"#fnref2:9\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:10\">\n<p>Kh\u00e1m ph\u00e1 l\u1ee3i \u00edch c\u1ee7a t\u1ef1 \u0111\u1ed9ng h\u00f3a trong vi\u1ec7c n\u00e2ng cao hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t.<a href=\"#fnref1:10\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:11\">\n<p>T\u00ecm hi\u1ec3u c\u00e1ch h\u1ed7 tr\u1ee3 nh\u00e0 cung c\u1ea5p m\u1ea1nh m\u1ebd c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u th\u1eddi gian ng\u1eebng s\u1ea3n xu\u1ea5t.<a href=\"#fnref1:11\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:12\">\n<p>Hi\u1ec3u c\u00e1c kh\u00f3a \u0111\u00e0o t\u1ea1o thi\u1ebft y\u1ebfu c\u1ea7n thi\u1ebft \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1p hi\u1ec7u qu\u1ea3.<a href=\"#fnref1:12\" rev=\"footnote\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<\/ol>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Kh\u00e1m ph\u00e1 c\u00e1c thi\u1ebft b\u1ecb thi\u1ebft y\u1ebfu c\u1ea7n c\u00f3 cho d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t c\u00e1p \u0111i\u1ec7n, t\u1eeb x\u1eed l\u00fd l\u00f5i d\u1eabn \u0111\u1ebfn c\u00e1ch \u0111i\u1ec7n v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng.<\/p>","protected":false},"author":1,"featured_media":14407,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_angie_page":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"page_builder":"","thumbnail_url":"","footnotes":""},"categories":[404,879,2079],"tags":[],"buyer-route":[],"process":[],"class_list":["post-14388","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-investment","category-knowledge","category-power-cable"],"acf":[],"_links":{"self":[{"href":"https:\/\/hkcablemachine.com\/vi\/wp-json\/wp\/v2\/posts\/14388","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hkcablemachine.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hkcablemachine.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hkcablemachine.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hkcablemachine.com\/vi\/wp-json\/wp\/v2\/comments?post=14388"}],"version-history":[{"count":0,"href":"https:\/\/hkcablemachine.com\/vi\/wp-json\/wp\/v2\/posts\/14388\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hkcablemachine.com\/vi\/wp-json\/wp\/v2\/media\/14407"}],"wp:attachment":[{"href":"https:\/\/hkcablemachine.com\/vi\/wp-json\/wp\/v2\/media?parent=14388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hkcablemachine.com\/vi\/wp-json\/wp\/v2\/categories?post=14388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hkcablemachine.com\/vi\/wp-json\/wp\/v2\/tags?post=14388"},{"taxonomy":"buyer-route","embeddable":true,"href":"https:\/\/hkcablemachine.com\/vi\/wp-json\/wp\/v2\/buyer-route?post=14388"},{"taxonomy":"process","embeddable":true,"href":"https:\/\/hkcablemachine.com\/vi\/wp-json\/wp\/v2\/process?post=14388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}