{"id":5601,"date":"2025-07-31T00:00:00","date_gmt":"2025-07-31T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/rj45-connector-high-temperature-thermoplastic-housing\/"},"modified":"2026-06-22T08:44:45","modified_gmt":"2026-06-22T08:44:45","slug":"rj45-connector-high-temperature-thermoplastic-housing","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/pt\/knowledge-center\/rj45-connector-high-temperature-thermoplastic-housing","title":{"rendered":"Escolhendo os materiais termopl\u00e1sticos de alta temperatura certos para a carca\u00e7a do conector RJ45"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6f7bfcaf15314c0991af8ceb474cb848.jpg\" alt=\"Thermoplastic Materials for RJ45 Connector Housing\" class=\"wp-image-5599\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6f7bfcaf15314c0991af8ceb474cb848.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6f7bfcaf15314c0991af8ceb474cb848-300x178.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6f7bfcaf15314c0991af8ceb474cb848-1024x608.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6f7bfcaf15314c0991af8ceb474cb848-768x456.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/6f7bfcaf15314c0991af8ceb474cb848-18x12.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c0 medida que as aplica\u00e7\u00f5es baseadas em Ethernet evoluem para atender \u00e0s exig\u00eancias de <strong>maiores velocidades, integra\u00e7\u00e3o mais estreita e ambientes mais agressivos<\/strong>, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-17492-integrated-rj45-connector.htm\">Conectores RJ45<\/a> devem oferecer mais do que simples conectividade el\u00e9trica \u2014 devem tamb\u00e9m suportar tens\u00f5es t\u00e9rmicas, mec\u00e2nicas e qu\u00edmicas. Um fator-chave por tr\u00e1s dessa resist\u00eancia \u00e9 a escolha do material da carca\u00e7a, especialmente em aplica\u00e7\u00f5es de alta temperatura, tais como <strong>soldagem por refluxo, automa\u00e7\u00e3o industrial e redes automotivas<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Neste artigo, exploraremos materiais termopl\u00e1sticos comuns de alta temperatura <strong>utilizados nas carca\u00e7as de conectores RJ45, compararemos suas propriedades e forneceremos orienta\u00e7\u00f5es a engenheiros e compradores sobre a sele\u00e7\u00e3o adequada.<\/strong> Requisitos-chave para materiais das carca\u00e7as RJ45.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" > Alta resist\u00eancia ao calor<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u2013 Frequentemente at\u00e9 260\u2013265 \u00b0C (por 5 segundos na soldagem por refluxo)<\/strong> Autoextingu\u00edvel<\/p><\/li><li><p><strong>\u2013 Certificado UL94 V-0<\/strong> Estabilidade dimensional<\/p><\/li><li><p><strong>\u2013 Essencial para o alinhamento preciso dos pinos, especialmente em designs SMT<\/strong> Boa moldabilidade<\/p><\/li><li><p><strong>\u2013 Para moldagem por inje\u00e7\u00e3o precisa e produ\u00e7\u00e3o em volume<\/strong> \ud83d\udd0d Observa\u00e7\u00e3o: A resist\u00eancia t\u00e9rmica de curto prazo refere-se \u00e0s condi\u00e7\u00f5es de pico de soldagem (tipicamente 5 segundos); n\u00e3o \u00e9 a mesma coisa que a temperatura de uso cont\u00ednuo de longo prazo (<\/p><\/li><li><p><strong>Conformidade RoHS\/REACH<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>RTI<strong>Materiais termopl\u00e1sticos comuns de alta temperatura usados nas carca\u00e7as RJ45<\/strong>).<\/p><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" >Materiais<\/h3>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 119px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"width: 139px;\"\/><col style=\"width: 146px;\"\/><col style=\"width: 171px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"119\"><p\/><p>Limite t\u00e9rmico (curto prazo)<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Nome completo<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"139\"><p>Propriedades-chave<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"146\"><p>Aplica\u00e7\u00f5es<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"171\"><p>PBT + GF<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"119\"><p><strong>Polibutileno tereftalato (com enchimento de vidro)<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>~250\u2013265 \u00b0C<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"139\"><p>(5 s, apenas para soldagem por onda)<br\/>Montagem por furo passante, soldagem por onda<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"146\"><p>Custo-benef\u00edcio, alta resist\u00eancia mec\u00e2nica, certifica\u00e7\u00e3o UL94 V-0. N\u00e3o adequado para soldagem por refluxo.<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"171\"><p>PA66 + GF.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"119\"><p><strong>Nylon 66 (com enchimento de vidro)<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>~240\u2013250 \u00b0C<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"139\"><p>(5 s, com secagem adequada) <br\/>Tomadas modulares<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"146\"><p>Resistente e dur\u00e1vel, mas mais sens\u00edvel \u00e0 umidade. Exige controle de umidade antes do processamento.<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"171\"><p>LCP.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"119\"><p><strong>Pol\u00edmero de cristal l\u00edquido<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>~260 \u00b0C+<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"139\"><p>(compat\u00edvel com soldagem por refluxo)<br\/>Conectores RJ45 SMT, Ethernet de alta velocidade<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"146\"><p>Precis\u00e3o dimensional superior, baixa deforma\u00e7\u00e3o, ciclo de moldagem r\u00e1pido, totalmente compat\u00edvel com soldagem por refluxo.<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"171\"><p>PEEK.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"119\"><p><strong>Poli\u00e9ter \u00e9ter cetona<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>~300 \u00b0C<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"139\"><p>(curto prazo)<br\/>Ambientes extremos<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"146\"><p>Desempenho premium, alto custo. Adequado para condi\u00e7\u00f5es agressivas e cargas t\u00e9rmicas de longo prazo.<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"171\"><p>\ud83d\udccc Dica: Distinga sempre entre os limites de temperatura de soldagem de curto prazo e as temperaturas de servi\u00e7o de longo prazo, como.<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>RTI (\u00cdndice T\u00e9rmico Relativo) <strong>PBT vs LCP: Qual escolher?<\/strong>.<\/p><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" >PBT<\/h3>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 226px;\"\/><col style=\"width: 278px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"226\"><p>Propriedade<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"278\"><p><strong>Compatibilidade com soldagem<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>Pol\u00edmero de cristal l\u00edquido<\/strong><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"226\"><p>Cost<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"278\"><p>Baixa<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p> Maior<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"226\"><p>Apenas soldagem por onda (265 \u00b0C\/5 s). N\u00e3o compat\u00edvel com soldagem por refluxo.<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"278\"><p>Totalmente compat\u00edvel com soldagem por refluxo (JEDEC J-STD-020).<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Conector RJ45 padr\u00e3o, montagem por furo passante<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"226\"><p>\u2013 Essencial para o alinhamento preciso dos pinos, especialmente em designs SMT<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"278\"><p>Boa<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Excelente<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"226\"><p>Melhor Para<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"278\"><p>Conector RJ45 SMT, multiporta, alta velocidade<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Exemplos do mundo real da LINK-PP<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" > LPJE101NNL<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P\u00e1gina do produto \u00bb<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/469435.htm\">Material da carca\u00e7a e do inserto\u00bb<\/a><\/p><\/li><li><p><strong>: PBT, certifica\u00e7\u00e3o UL94 V-0<\/strong>Capacidade de soldagem<\/p><\/li><li><p><strong>: Soldagem por onda, 265 \u00b0C por 5 segundos<\/strong>: Conector RJ45 magn\u00e9tico com montagem por furo passante<\/p><\/li><li><p><strong>Aplica\u00e7\u00e3o<\/strong>LPJG19018CNL<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>: Termopl\u00e1stico<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/474226.htm\">Material da carca\u00e7a e do inserto\u00bb<\/a><\/p><\/li><li><p><strong>Material da carca\u00e7a<\/strong>: Conector RJ45 compat\u00edvel com SMT, com suporte \u00e0 soldagem por refluxo <strong>Pol\u00edmero de cristal l\u00edquido<\/strong><\/p><\/li><li><p><strong>Aplica\u00e7\u00e3o<\/strong>\ud83d\udee0\ufe0f Suporte personalizado para materiais<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >, entendemos que diferentes setores \u2014 desde<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">At <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/\"><strong>LINK-PP<\/strong><\/a>, automotivo <strong>telecomunica\u00e7\u00f5es<\/strong>, <strong>at\u00e9<\/strong>, controles industriais <strong>\u2014 exigem desempenho espec\u00edfico do material. \u00c9 por isso que oferecemos:<\/strong>Materiais personalizados para carca\u00e7as de conectores RJ45<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u2705 <strong>\u2705 Suporte de engenharia para aplica\u00e7\u00f5es<\/strong><\/p><\/li><li><p>t\u00e9rmicas, autoextingu\u00edveis ou resistentes a produtos qu\u00edmicos <strong>\u2705 Solu\u00e7\u00f5es personalizadas para designs SMT, PoE ou Ethernet de alta frequ\u00eancia<\/strong><\/p><\/li><li><p>\ud83d\udce9 Tem uma exig\u00eancia espec\u00edfica de material?<\/p><\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p><strong>para op\u00e7\u00f5es personalizadas. <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/page\/contactus.htm\"><strong>Entre em contato com a LINK-PP<\/strong><\/a><strong> Principais conclus\u00f5es.<\/strong><\/p><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" > a escolha de um termopl\u00e1stico de alta temperatura<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Escolher o tipo certo de <strong>para sua carca\u00e7a de conector RJ45 \u00e9 essencial para:<\/strong> Garantir conformidade com<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>normas de soldagem <strong>UL<\/strong>, <strong>RoHS<\/strong>, and <strong>Alcan\u00e7ar<\/strong><\/p><\/li><li><p>desempenho confi\u00e1vel em ambientes de alta temperatura e alta frequ\u00eancia <strong>confiabilidade a longo prazo<\/strong> Suportar processos modernos de<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">montagem <strong>\ud83e\udde0 Lembre-se: Escolha seu material n\u00e3o apenas com base na classifica\u00e7\u00e3o de temperatura, mas tamb\u00e9m com base no seu<\/strong> like <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/pt\/knowledge-center\/wave-soldering-vs-reflow-soldering-key-differences\/\"><strong>soldagem por refluxo<\/strong> or <strong>soldagem por onda<\/strong><\/a><\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>processo de soldagem <strong>e nas suas necessidades de toler\u00e2ncia mec\u00e2nica<\/strong> and <strong>necessidades de toler\u00e2ncia mec\u00e2nica<\/strong>.<\/p><\/blockquote>","protected":false},"excerpt":{"rendered":"<p>Compare high-temperature thermoplastics like PBT, LCP, PA66 &#038; PEEK for RJ45 connectors. Learn material limits, soldering compatibility, and best use cases.<\/p>","protected":false},"author":1,"featured_media":5600,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[22,25],"class_list":["post-5601","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-integrated-rj45-connectors","tag-modular-jack"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/pt\/wp-json\/wp\/v2\/posts\/5601","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/pt\/wp-json\/wp\/v2\/comments?post=5601"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/pt\/wp-json\/wp\/v2\/posts\/5601\/revisions"}],"predecessor-version":[{"id":11290,"href":"https:\/\/resourceslp.szlogic.cn\/pt\/wp-json\/wp\/v2\/posts\/5601\/revisions\/11290"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/pt\/wp-json\/wp\/v2\/media\/5600"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/pt\/wp-json\/wp\/v2\/media?parent=5601"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/pt\/wp-json\/wp\/v2\/categories?post=5601"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/pt\/wp-json\/wp\/v2\/tags?post=5601"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}