{"id":2692,"date":"2026-07-27T11:42:29","date_gmt":"2026-07-27T03:42:29","guid":{"rendered":"http:\/\/0"},"modified":"2026-07-24T17:55:40","modified_gmt":"2026-07-24T09:55:40","slug":"why-we-custom-insert-molding-busbars-in-ev-battery-covers","status":"publish","type":"post","link":"https:\/\/www.jcinjectionmolding.com\/vi\/blog\/why-we-custom-insert-molding-busbars-in-ev-battery-covers\/","title":{"rendered":"T\u1ea1i Sao Ch\u00fang T\u00f4i \u0110\u00fac Ch\u00e8n T\u00f9y Ch\u1ec9nh Thanh C\u00e1i trong N\u1eafp Pin Xe \u0110i\u1ec7n"},"content":{"rendered":"<article style=\"font-family: -apple-system, BlinkMacSystemFont, &#039;Segoe UI&#039;, Roboto, Helvetica, Arial, sans-serif;color: #333333;width: 100%\">\n<section style=\"margin-bottom: 30px\">\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">Ph\u00e2n ph\u1ed1i \u0111i\u1ec7n \u00e1p cao trong h\u1ec7 th\u1ed1ng pin xe \u0111i\u1ec7n (EV) \u0111\u00f2i h\u1ecfi c\u00e1c \u0111\u01b0\u1eddng d\u1eabn \u0111\u01b0\u1ee3c c\u00e1ch \u0111i\u1ec7n, ch\u1eafc ch\u1eafn \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c ch\u1ed3ng cell d\u1ea1ng m\u00f4-\u0111un m\u1ed9t c\u00e1ch an to\u00e0n. D\u00e2y d\u1eabn truy\u1ec1n th\u1ed1ng c\u1ed3ng k\u1ec1nh, t\u1ed1n nhi\u1ec1u c\u00f4ng s\u1ee9c l\u1eafp r\u00e1p v\u00e0 d\u1ec5 x\u1ea3y ra l\u1ed7i \u0111\u1ecbnh tuy\u1ebfn trong \u0111i\u1ec1u ki\u1ec7n rung \u0111\u1ed9ng cao. T\u00edch h\u1ee3p tr\u1ef1c ti\u1ebfp d\u00e2y d\u1eabn \u0111\u1ed3ng ho\u1eb7c nh\u00f4m d\u1eabn \u0111i\u1ec7n v\u00e0o c\u00e1c ph\u1ea7n t\u1eed v\u1ecf nh\u1ef1a k\u1ebft c\u1ea5u gi\u1ea3i quy\u1ebft nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y \u0111\u1ed3ng th\u1eddi t\u1ed1i \u0111a h\u00f3a hi\u1ec7u qu\u1ea3 kh\u00f4ng gian. H\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt n\u00e0y \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1c c\u1ea5u h\u00ecnh d\u1ee5ng c\u1ee5, ti\u00eau ch\u00ed l\u1ef1a ch\u1ecdn khoa h\u1ecdc v\u1eadt li\u1ec7u v\u00e0 quy tr\u00ecnh x\u00e1c nh\u1eadn ch\u1ea5t l\u01b0\u1ee3ng thi\u1ebft y\u1ebfu cho \u0111\u00fac ph\u1ee7 kim lo\u1ea1i-nh\u1ef1a.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2696\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/automated-busbar-loading-system.webp\" alt=\"automated-busbar-loading-system\" width=\"1376\" height=\"768\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/automated-busbar-loading-system.webp 1376w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/automated-busbar-loading-system-300x167.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/automated-busbar-loading-system-1024x572.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/automated-busbar-loading-system-768x429.webp 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<\/section>\n<p><!-- Table of Contents --><\/p>\n<section style=\"background-color: #f8f9fa;border-left: 4px solid #0056b3;padding: 24px;border-radius: 6px;margin: 40px 0\">\n<h3 style=\"font-size: 22px;font-weight: bold;line-height: 1.5em;margin-top: 0;margin-bottom: 16px;color: #111111\">M\u1ee5c l\u1ee5c<\/h3>\n<ul style=\"list-style-type: none;padding-left: 0;margin: 0\">\n<li style=\"margin-bottom: 12px\"><a style=\"color: #0056b3;text-decoration: none;font-size: 17px;font-weight: 500\" href=\"#thermal-mismatch\">1. Gi\u1ea3i quy\u1ebft s\u1ef1 kh\u00f4ng kh\u1edbp gi\u00e3n n\u1edf nhi\u1ec7t trong \u0111\u00fac ph\u1ee7 kim lo\u1ea1i-nh\u1ef1a<\/a><\/li>\n<li style=\"margin-bottom: 0\"><a style=\"color: #0056b3;text-decoration: none;font-size: 17px;font-weight: 500\" href=\"#creepage-compliance\">2. \u0110\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 kho\u1ea3ng c\u00e1ch \u0111i\u1ec7n v\u00e0 kho\u1ea3ng h\u1edf \u0111i\u1ec7n \u00e1p cao<\/a><\/li>\n<\/ul>\n<\/section>\n<p><!-- Section 1 --><\/p>\n<section id=\"thermal-mismatch\" style=\"margin-bottom: 50px\">\n<h2 style=\"font-size: 28px;line-height: 1.5em;font-weight: bold;margin-top: 40px;margin-bottom: 24px;color: #111111;border-bottom: 1px solid #eaeaea;padding-bottom: 8px\">Gi\u1ea3i quy\u1ebft s\u1ef1 kh\u00f4ng kh\u1edbp gi\u00e3n n\u1edf nhi\u1ec7t trong \u0111\u00fac ph\u1ee7 kim lo\u1ea1i-nh\u1ef1a<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2694\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/insert-molding-stress-analysis.webp\" alt=\"insert-molding-stress-analysis\" width=\"1376\" height=\"768\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/insert-molding-stress-analysis.webp 1376w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/insert-molding-stress-analysis-300x167.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/insert-molding-stress-analysis-1024x572.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/insert-molding-stress-analysis-768x429.webp 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">T\u00edch h\u1ee3p tr\u1ef1c ti\u1ebfp thanh c\u00e1i \u0111\u1ed3ng ho\u1eb7c nh\u00f4m v\u00e0o k\u1ebft c\u1ea5u nh\u1ef1a gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a l\u1eafp r\u00e1p, v\u00e0 th\u1ef1c hi\u1ec7n <strong>\u0111\u00fac ch\u00e8n thanh c\u00e1i trong n\u1eafp pin xe \u0111i\u1ec7n<\/strong> cung c\u1ea5p m\u1ed9t l\u1edbp c\u00e1ch \u0111i\u1ec7n ch\u1eafc ch\u1eafn ng\u0103n ng\u1eeba \u0111o\u1ea3n m\u1ea1ch. Tuy nhi\u00ean, vi\u1ec7c k\u1ebft h\u1ee3p kim lo\u1ea1i c\u1ee9ng v\u00e0 nh\u1ef1a nhi\u1ec7t d\u1ebbo n\u00f3ng ch\u1ea3y g\u00e2y ra \u1ee9ng su\u1ea5t v\u1eadt l\u00fd nghi\u00eam tr\u1ecdng do s\u1ef1 kh\u00e1c bi\u1ec7t l\u1edbn v\u1ec1 h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t (CTE) c\u1ee7a ch\u00fang. \u0110\u1ed3ng gi\u00e3n n\u1edf \u1edf kho\u1ea3ng 16,5 ppm\/K, trong khi nh\u1ef1a k\u1ef9 thu\u1eadt th\u00f4ng th\u01b0\u1eddng co v\u00e0 gi\u00e3n \u1edf m\u1ee9c cao h\u01a1n \u0111\u00e1ng k\u1ec3. Trong giai \u0111o\u1ea1n l\u00e0m ngu\u1ed9i c\u1ee7a chu tr\u00ecnh phun, s\u1ef1 kh\u00f4ng kh\u1edbp nhi\u1ec7t n\u00e0y g\u00e2y ra \u1ee9ng su\u1ea5t d\u01b0 c\u1ee5c b\u1ed9 b\u00ean trong polymer, c\u00f3 kh\u1ea3 n\u0103ng d\u1eabn \u0111\u1ebfn n\u1ee9t vi m\u00f4 xung quanh mi\u1ebfng ch\u00e8n kim lo\u1ea1i.<\/p>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">\u0110\u1ec3 trung h\u00f2a \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc n\u00e0y, c\u00e1c k\u1ef9 s\u01b0 d\u1ee5ng c\u1ee5 c\u1ee7a ch\u00fang t\u00f4i th\u1ef1c hi\u1ec7n m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p c\u00f3 c\u1ea5u tr\u00fac:<\/p>\n<p><!-- Bulleted List --><\/p>\n<ul style=\"font-size: 18px;line-height: 1.8em;margin-bottom: 24px;padding-left: 24px;list-style-type: disc\">\n<li style=\"margin-bottom: 12px;text-align: left\"><strong>Gia nhi\u1ec7t tr\u01b0\u1edbc chi ti\u1ebft ch\u00e8n kim lo\u1ea1i<\/strong>\u2014L\u00e0m \u1ea5m c\u00e1c \u0111\u1ea7u c\u1ef1c \u0111\u1ed3ng \u0111\u1ebfn 100\u00b0C tr\u01b0\u1edbc khi n\u1ea1p ch\u00fang v\u00e0o l\u00f5i khu\u00f4n gi\u00fap gi\u1ea3m s\u1ed1c nhi\u1ec7t c\u1ee5c b\u1ed9 trong qu\u00e1 tr\u00ecnh phun polymer.<\/li>\n<li style=\"margin-bottom: 12px;text-align: left\"><strong>T\u1ed1i \u01b0u h\u00f3a \u00e1p su\u1ea5t gi\u1eef melt<\/strong>\u2014\u00c1p d\u1ee5ng c\u00e1c c\u1ea5u h\u00ecnh gi\u1eef nhi\u1ec1u giai \u0111o\u1ea1n ng\u0103n \u1ee9ng su\u1ea5t n\u00e9n t\u1eadp trung g\u1ea7n ranh gi\u1edbi kim lo\u1ea1i-nh\u1ef1a.<\/li>\n<li style=\"margin-bottom: 12px;text-align: left\"><strong>Ch\u1ecdn nh\u1ef1a c\u00f3 \u0111\u1ed9 gi\u00e3n d\u00e0i cao<\/strong>\u2014S\u1eed d\u1ee5ng polyamit bi\u1ebfn t\u00ednh ch\u1ed1ng va \u0111\u1eadp t\u00f9y ch\u1ec9nh ho\u1eb7c h\u1ed7n h\u1ee3p PBT t\u00f9y ch\u1ec9nh gi\u00fap t\u0103ng \u0111\u1ed9 b\u1ec1n v\u1eadt l\u00fd xung quanh c\u00e1c g\u00f3c kim lo\u1ea1i s\u1eafc.<\/li>\n<li style=\"margin-bottom: 12px;text-align: left\"><strong>T\u00edch h\u1ee3p c\u00e1c g\u00f3c ch\u00e8n bo tr\u00f2n<\/strong>\u2014Bo tr\u00f2n c\u00e1c c\u1ea1nh c\u1ee7a thanh c\u00e1i kim lo\u1ea1i ng\u0103n c\u00e1c \u0111i\u1ec3m t\u0103ng \u1ee9ng su\u1ea5t v\u1eadt l\u00fd c\u1eaft v\u00e0o nh\u1ef1a xung quanh.<\/li>\n<\/ul>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">Ng\u0103n ng\u1eeba h\u1ecfng kho\u1ea3ng h\u1edf \u0111i\u1ec7n \u00e1p cao khi th\u1ef1c hi\u1ec7n <strong>\u0111\u00fac ch\u00e8n thanh c\u00e1i trong n\u1eafp pin xe \u0111i\u1ec7n<\/strong> d\u1ef1a v\u00e0o c\u00e1c b\u01b0\u1edbc chu\u1ea9n b\u1ecb quan tr\u1ecdng n\u00e0y. X\u01b0\u1edfng d\u1ee5ng c\u1ee5 c\u1ee7a ch\u00fang t\u00f4i m\u00e0i t\u00f9y ch\u1ec9nh t\u1eebng b\u1ec1 m\u1eb7t kim lo\u1ea1i ng\u1eaft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o bao k\u00edn k\u00edn kh\u00ed. Vi\u1ec7c chu\u1ea9n b\u1ecb \u0111\u00fang c\u00e1ch \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c b\u1ed9 ph\u1eadn v\u01b0\u1ee3t qua th\u1eed nghi\u1ec7m chu k\u1ef3 s\u1ed1c nhi\u1ec7t \u00f4 t\u00f4 kh\u1eafc nghi\u1ec7t m\u00e0 kh\u00f4ng b\u1ecb suy gi\u1ea3m v\u1eadt l\u00fd.<\/p>\n<\/section>\n<p><!-- Section 2 --><\/p>\n<section id=\"creepage-compliance\" style=\"margin-bottom: 50px\">\n<h2 style=\"font-size: 28px;line-height: 1.5em;font-weight: bold;margin-top: 40px;margin-bottom: 24px;color: #111111;border-bottom: 1px solid #eaeaea;padding-bottom: 8px\">\u0110\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 kho\u1ea3ng c\u00e1ch \u0111i\u1ec7n v\u00e0 khe h\u1edf cao \u00e1p<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2693\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/high-voltage-creepage-design.webp\" alt=\"high-voltage-creepage-design\" width=\"1376\" height=\"768\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/high-voltage-creepage-design.webp 1376w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/high-voltage-creepage-design-300x167.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/high-voltage-creepage-design-1024x572.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/high-voltage-creepage-design-768x429.webp 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">\u0110\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 an to\u00e0n cao \u00e1p nghi\u00eam ng\u1eb7t l\u00e0 b\u1eaft bu\u1ed9c khi c\u00e1c n\u1ec1n t\u1ea3ng \u00f4 t\u00f4 chuy\u1ec3n t\u1eeb ki\u1ebfn tr\u00fac 400V sang 800V. Thi\u1ebft k\u1ebf giao di\u1ec7n nh\u1ef1a-kim lo\u1ea1i tr\u1ef1c ti\u1ebfp \u0111\u00f2i h\u1ecfi tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c ti\u00eau chu\u1ea9n c\u00e1ch \u0111i\u1ec7n qu\u1ed1c t\u1ebf nh\u01b0 IEC 60664-1. \u0110\u1ed9 \u1ea9m, s\u01b0\u01a1ng mu\u1ed1i v\u00e0 h\u1ea1t b\u1ee5i kh\u00ed quy\u1ec3n c\u00f3 th\u1ec3 t\u1ea1o ra \u0111\u01b0\u1eddng d\u1eabn \u0111i\u1ec7n d\u1ecdc theo ranh gi\u1edbi n\u01a1i nh\u1ef1a ti\u1ebfp x\u00fac v\u1edbi kim lo\u1ea1i. \u0110\u1ec3 ch\u1ed1ng l\u1ea1i c\u00e1c l\u1ed7i ph\u00f3ng \u0111i\u1ec7n b\u1ec1 m\u1eb7t, c\u00e1c nh\u00e0 thi\u1ebft k\u1ebf khu\u00f4n t\u00edch h\u1ee3p c\u00e1c g\u00e2n m\u00ea cung n\u1ed5i cao d\u1ecdc theo chu vi c\u1ee7a c\u00e1c ti\u1ebfp \u0111i\u1ec3m kim lo\u1ea1i l\u1ed9 ra.<\/p>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">C\u00e1c r\u00e0o c\u1ea3n polymer n\u1ed5i cao n\u00e0y k\u00e9o d\u00e0i nh\u00e2n t\u1ea1o kho\u1ea3ng c\u00e1ch ph\u00f3ng \u0111i\u1ec7n b\u1ec1 m\u1eb7t v\u1eadt l\u00fd m\u00e0 kh\u00f4ng l\u00e0m t\u0103ng t\u1ed5ng di\u1ec7n t\u00edch c\u1ee7a n\u1eafp b\u1ed9 pin. Ki\u1ec3m so\u00e1t \u0111\u1ed9 co ng\u00f3t vi sai c\u1ee7a ma tr\u1eadn polymer trong qu\u00e1 tr\u00ecnh <strong>\u0111\u00fac ch\u00e8n thanh c\u00e1i trong n\u1eafp pin xe \u0111i\u1ec7n<\/strong> ng\u0103n ch\u1eb7n s\u1ef1 h\u00ecnh th\u00e0nh c\u00e1c khe h\u1edf si\u00eau nh\u1ecf d\u1ecdc theo c\u00e1c ranh gi\u1edbi m\u00ea cung n\u00e0y. Ngay c\u1ea3 m\u1ed9t khe h\u1edf 0,05mm c\u0169ng c\u00f3 th\u1ec3 t\u00edch t\u1ee5 \u0111\u1ed9 \u1ea9m, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n r\u00f2 r\u1ec9 cao \u00e1p ho\u1eb7c \u0111\u00e1nh th\u1ee7ng \u0111i\u1ec7n m\u00f4i th\u1ea3m kh\u1ed1c. Ch\u00fang t\u00f4i s\u1eed d\u1ee5ng c\u00e1c c\u1ed5ng phun \u0111a \u0111i\u1ec3m \u0111\u1ec3 c\u00e2n b\u1eb1ng vi\u1ec7c \u0111i\u1ec1n \u0111\u1ea7y khoang, \u0111\u1ea3m b\u1ea3o ni\u00eam phong v\u1eadt l\u00fd ch\u1eb7t ch\u1ebd tr\u00ean t\u1eebng milim\u00e9t vu\u00f4ng c\u1ee7a n\u1ec1n kim lo\u1ea1i.<\/p>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">Cu\u1ed1i c\u00f9ng, n\u0103ng l\u1ef1c \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 <strong>\u0111\u00fac ch\u00e8n thanh c\u00e1i trong n\u1eafp pin xe \u0111i\u1ec7n<\/strong> l\u00e0 m\u1ed9t n\u0103ng l\u1ef1c then ch\u1ed1t \u0111\u1ec3 s\u1ea3n xu\u1ea5t <strong>\u7535\u52a8\u6c7d\u8f66\u5b9a\u5236\u5851\u6599\u7535\u6c60\u5916\u58f3<\/strong>. ti\u00ean ti\u1ebfn. S\u1ef1 h\u1ee3p nh\u1ea5t c\u1ea5u tr\u00fac n\u00e0y gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng \u0111\u1ed3ng th\u1eddi \u0111\u01a1n gi\u1ea3n h\u00f3a d\u00e2y chuy\u1ec1n l\u1eafp r\u00e1p b\u1ed9 pin t\u1ef1 \u0111\u1ed9ng cu\u1ed1i c\u00f9ng. Vi\u1ec7c t\u00edch h\u1ee3p c\u00e1c thanh d\u1eabn \u0111i\u1ec7n c\u00e1ch \u0111i\u1ec7n tr\u1ef1c ti\u1ebfp v\u00e0o c\u00e1c b\u1ed9 ph\u1eadn v\u1ecf c\u1ee7a b\u1ea1n lo\u1ea1i b\u1ecf d\u00e2y d\u1eabn l\u1ecfng l\u1ebbo, n\u00e2ng cao \u0111\u1ed9 tin c\u1eady l\u1eafp r\u00e1p cho c\u00e1c n\u1ec1n t\u1ea3ng h\u1ea1ng n\u1eb7ng \u0111\u00f2i h\u1ecfi kh\u1eaft khe.<\/p>\n<\/section>\n<p><!-- Section 5: FAQ --><\/p>\n<section id=\"faq\" style=\"margin-bottom: 40px\">\n<h2 style=\"font-size: 28px;line-height: 1.5em;font-weight: bold;margin-top: 40px;margin-bottom: 24px;color: #111111;border-bottom: 1px solid #eaeaea;padding-bottom: 8px\">\u5e38\u89c1\u95ee\u9898\u89e3\u7b54\uff08FAQ\uff09<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2697\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/high-potential-electrical-test.webp\" alt=\"high-potential-electrical-test\" width=\"1376\" height=\"768\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/high-potential-electrical-test.webp 1376w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/high-potential-electrical-test-300x167.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/high-potential-electrical-test-1024x572.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/07\/high-potential-electrical-test-768x429.webp 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<div style=\"margin-bottom: 30px\">\n<h3 style=\"font-size: 22px;line-height: 1.5em;font-weight: bold;margin-top: 24px;margin-bottom: 12px;color: #111111\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ng\u0103n ch\u1eb7n ba via nh\u1ef1a h\u00ecnh th\u00e0nh tr\u00ean c\u00e1c mi\u1ebfng ti\u1ebfp x\u00fac thanh d\u1eabn \u0111i\u1ec7n ho\u1ea1t \u0111\u1ed9ng?<\/h3>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">Ng\u0103n ch\u1eb7n ba via nh\u1ef1a \u0111\u00f2i h\u1ecfi duy tr\u00ec dung sai ng\u1eaft khu\u00f4n d\u01b0\u1edbi 0,015mm. C\u00e1c nh\u00e0 thi\u1ebft k\u1ebf khu\u00f4n c\u1ee7a ch\u00fang t\u00f4i s\u1eed d\u1ee5ng c\u00e1c mi\u1ebfng ch\u00e8n n\u1ed5i l\u00f2 xo b\u00ean trong l\u00f5i khu\u00f4n \u0111\u1ec3 b\u00f9 \u0111\u1eafp s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9 d\u00e0y t\u1ea5m kim lo\u1ea1i \u0111\u1ed3ng. Vi\u1ec7c k\u1eb9p \u00e1p l\u1ef1c \u0111\u1ed9ng n\u00e0y \u0111\u1ea3m b\u1ea3o ni\u00eam phong ch\u1eb7t ch\u1ebd ch\u1ed1ng l\u1ea1i c\u00e1c \u0111\u1ea7u n\u1ed1i k\u1ebft n\u1ed1i ho\u1ea1t \u0111\u1ed9ng trong qu\u00e1 tr\u00ecnh phun \u00e1p su\u1ea5t cao.<\/p>\n<\/div>\n<div style=\"margin-bottom: 30px\">\n<h3 style=\"font-size: 22px;line-height: 1.5em;font-weight: bold;margin-top: 24px;margin-bottom: 12px;color: #111111\">Lo\u1ea1i nh\u1ef1a c\u00e1ch \u0111i\u1ec7n n\u00e0o t\u1ed1t nh\u1ea5t cho vi\u1ec7c bao k\u00edn thanh d\u1eabn \u0111i\u1ec7n 800V?<\/h3>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">Polyamide 66 v\u1edbi s\u1ee3i th\u1ee7y tinh 30% (PA66-GF30) ho\u1eb7c polybutylene terephthalate (PBT) l\u00e0 nh\u1eefng l\u1ef1a ch\u1ecdn k\u1ef9 thu\u1eadt ch\u00ednh. C\u00e1c polymer n\u00e0y cung c\u1ea5p ch\u1ec9 s\u1ed1 theo d\u00f5i so s\u00e1nh (CTI) \u0111\u1eb7c bi\u1ec7t tr\u00ean 600V \u0111\u1ed3ng th\u1eddi cung c\u1ea5p \u0111\u1ed9 c\u1ee9ng c\u01a1 h\u1ecdc c\u1ea7n thi\u1ebft \u0111\u1ec3 ch\u1ed1ng l\u1ea1i t\u1ea3i rung \u0111\u1ed9ng \u0111\u1ed9ng.<\/p>\n<\/div>\n<div style=\"margin-bottom: 0\">\n<h3 style=\"font-size: 22px;line-height: 1.5em;font-weight: bold;margin-top: 24px;margin-bottom: 12px;color: #111111\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ki\u1ec3m tra t\u00ednh to\u00e0n v\u1eb9n ni\u00eam phong c\u1ee7a thanh d\u1eabn \u0111i\u1ec7n \u0111\u01b0\u1ee3c bao k\u00edn?<\/h3>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">X\u00e1c minh ch\u1ea5t l\u01b0\u1ee3ng s\u1eed d\u1ee5ng th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 bong b\u00f3ng \u00e1p su\u1ea5t cao v\u00e0 th\u1eed nghi\u1ec7m c\u00e1ch \u0111i\u1ec7n \u0111i\u1ec7n th\u1ebf cao (Hi-Pot). \u00c1p d\u1ee5ng 3.000V DC qua \u0111\u1ed3ng \u0111\u01b0\u1ee3c bao k\u00edn x\u00e1c nh\u1eadn kh\u00f4ng c\u00f3 r\u00f2 r\u1ec9 c\u00e1ch \u0111i\u1ec7n \u0111i\u1ec7n m\u00f4i trong \u0111i\u1ec1u ki\u1ec7n m\u00f4 ph\u1ecfng.<\/p>\n<\/div>\n<\/section>\n<\/article>","protected":false},"excerpt":{"rendered":"<p>High-voltage distribution in electric vehicle (EV) battery systems requires robust, insulated pathways to connect modular cell stacks safely. Traditional wiring harnesses are bulky, labor-intensive to assemble, and prone to routing errors under high-vibration conditions. Integrating conductive copper or aluminum conductors directly into structural plastic enclosure elements solves these issues while maximizing spatial efficiency. This technical [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2695,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2692","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/posts\/2692","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/comments?post=2692"}],"version-history":[{"count":0,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/posts\/2692\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/media\/2695"}],"wp:attachment":[{"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/media?parent=2692"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/categories?post=2692"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/tags?post=2692"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}