{"id":27321,"date":"2025-11-10T18:23:18","date_gmt":"2025-11-10T10:23:18","guid":{"rendered":"https:\/\/xjysilicone.com\/?p=27321"},"modified":"2025-11-10T18:23:34","modified_gmt":"2025-11-10T10:23:34","slug":"why-choose-sealing-headlights-with-silicone","status":"publish","type":"post","link":"https:\/\/www.xjysilicone.com\/pt\/why-choose-silicone-sealants-for-headlight-adhesive.html","title":{"rendered":"Por que escolher veda\u00e7\u00e3o de far\u00f3is com silicone"},"content":{"rendered":"<div class=\"blog-posts single-post\" style=\"border-bottom: 2px solid #00999a;\" uia-uid=\"0|1\">\n<article class=\"post post-large blog-single-post border-0 m-0 p-0\">\n<div class=\"post-content ml-0\">\n<p style=\"text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:normal\"><font face=\"Open Sans\">Os far\u00f3is automotivos, como componentes cr\u00edticos dos ve\u00edculos, desempenham um papel vital na ilumina\u00e7\u00e3o noturna, sinais de dire\u00e7\u00e3o, preven\u00e7\u00e3o de colis\u00f5es em condi\u00e7\u00f5es de neblina e indica\u00e7\u00e3o de dire\u00e7\u00e3o, servindo como prote\u00e7\u00f5es essenciais para a dire\u00e7\u00e3o segura. Durante a produ\u00e7\u00e3o dos far\u00f3is, \u00e9 necess\u00e1rio o uso de selante para vedar a lente de distribui\u00e7\u00e3o de luz \u00e0 carca\u00e7a do farol, preenchendo lacunas e isolando as fia\u00e7\u00f5es. Ent\u00e3o, por que escolher o selante de silicone?<\/font><\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"text-align:justify\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><b><span style=\"font-size:12.0000pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><font face=\"Open Sans\">Os adesivos termofus\u00edveis convencionais utilizados para a veda\u00e7\u00e3o de far\u00f3is frequentemente resultam em problemas como vazamento de \u00e1gua, rachaduras na camada adesiva, baixa resist\u00eancia de ades\u00e3o e emba\u00e7amento, comprometendo a seguran\u00e7a na dire\u00e7\u00e3o. No entanto, os selantes de silicone s\u00e3o amplamente adotados para a veda\u00e7\u00e3o de far\u00f3is devido \u00e0 sua estrutura molecular \u00fanica, forte ades\u00e3o, excepcional resist\u00eancia a altas e baixas temperaturas, not\u00f3ria capacidade de resist\u00eancia \u00e0s intemp\u00e9ries, excelentes propriedades hidrof\u00f3bicas, desempenho el\u00e9trico superior e resist\u00eancia qu\u00edmica.<\/font><\/span><\/span><\/span><\/b><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><font dir=\"auto\" style=\"vertical-align: inherit;\"><font dir=\"auto\" style=\"vertical-align: inherit;\">Neste artigo, discutiremos estes t\u00f3picos:<\/font><\/font><\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<ul>\n<li style=\"text-align: justify;\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:normal\"><font face=\"Open Sans\">Quais s\u00e3o os fatores que afetam o selante para far\u00f3is?<\/font><\/span><\/span><\/span><\/span><\/span><\/span><\/li>\n<li style=\"text-align: justify;\"><span style=\"color:#000000;\"><span style=\"font-size:10.5pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:normal\"><font face=\"Open Sans\">Por que escolher vedantes de silicone<\/font><\/span><\/span><\/span><\/span><\/span><\/span><\/li>\n<\/ul>\n<h2 style=\"margin-top:7px; margin-bottom:7px; text-align:left\"><span class=\"ez-toc-section\" id=\"1_What_are_the_factors_affecting_headlight_sealant\"><\/span><span style=\"font-size:28px;\"><span style=\"color:#000000;\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">1.<\/span><\/span><\/b><\/span><\/span><\/span><\/span><span style=\"font-size:28px;\"><span style=\"color:#000000;\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\"> Quais s\u00e3o os fatores que afetam o selante para far\u00f3is?<\/span><\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 style=\"margin-top:7px; margin-bottom:7px; text-align:left\"><span class=\"ez-toc-section\" id=\"11_Heat_factor\"><\/span><span style=\"color:#000000;\"><span style=\"font-size:13.5pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">1.1 Fator calor<\/span><\/span><\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">Na aplica\u00e7\u00e3o de colagem de far\u00f3is, o primeiro vedante de farol a ser afetado pelo calor emitido pela l\u00e2mpada, no ambiente de alta temperatura correspondente, deve garantir que seu desempenho adesivo e de veda\u00e7\u00e3o n\u00e3o se altere v\u00e1rios dias depois, enquanto n\u00e3o libera gases org\u00e2nicos, sem fen\u00f4meno de emba\u00e7amento, e n\u00e3o amarelece, afetando a aplica\u00e7\u00e3o<\/span><\/span><\/span><\/span><\/span><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">Apar\u00eancia. Os selantes de silicone atendem a esses requisitos.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\"><img decoding=\"async\" src=\"\/media\/145\/15.7%281%29.jpg\"><img decoding=\"async\" src=\"\/media\/145\/15.6%281%29.jpg\"><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\">&nbsp;<\/p>\n<h3 style=\"margin-top:7px; margin-bottom:7px; text-align:left\"><span class=\"ez-toc-section\" id=\"12_Ultraviolet_factor\"><\/span><span style=\"color:#000000;\"><span style=\"font-size:13.5pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">1.2 <\/span><\/span><\/span><\/b><\/span><\/span><\/span><\/span><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><a id=\"1.3\" name=\"1.3\"><\/a><\/span><\/span><\/span><\/span><\/span><span style=\"color:#000000;\"><span style=\"font-size:13.5pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">Fator ultravioleta<\/span><\/span><\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">Secondly, when the headlight sealant\u2019s surface is subject to ultraviolet irradiation of sunlight, will not occur in the adhesive layer of cracking and other aging phenomena, which requires the headlight sealant needs to <\/span><\/span><\/span><\/span><\/span><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">apresentar boa resist\u00eancia ao efeito do envelhecimento por raios UV.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\"><img decoding=\"async\" src=\"\/media\/145\/15.5.png\"><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\">&nbsp;<\/p>\n<h3 style=\"margin-top:7px; margin-bottom:7px; text-align:left\"><span class=\"ez-toc-section\" id=\"13_Moisture\"><\/span><span style=\"color:#000000;\"><span style=\"font-size:13.5pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">1.3 Umidade<a id=\"2\" name=\"2\"><\/a><\/span><\/span><\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px;\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><a id=\"2.1\" name=\"2.1\"><\/a>Finalmente, o selante do farol ser\u00e1 submetido \u00e0 umidade e \u00e0 eros\u00e3o da \u00e1gua da chuva por um longo per\u00edodo, garantindo que seu desempenho de veda\u00e7\u00e3o n\u00e3o seja afetado pelo clima \u00famido.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\"><img decoding=\"async\" src=\"\/media\/145\/15.8.png\" style=\"height: 260px; width: 263px;\"><img decoding=\"async\" src=\"\/media\/145\/15.10%281%29.jpg\" style=\"height: 260px; width: 260px;\"><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\">&nbsp;<\/p>\n<h2 style=\"margin-top:7px; margin-bottom:7px; text-align:left\"><span class=\"ez-toc-section\" id=\"2_Why_choose_silicone_sealants\"><\/span><span style=\"font-size:28px;\"><span style=\"color:#000000;\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">2. Por que escolher selantes de silicone<\/span><\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h2 style=\"margin-top:7px; margin-bottom:7px; text-align:left\"><span class=\"ez-toc-section\" id=\"21_Good_adhesion\"><\/span><span style=\"color:#000000;\"><span style=\"font-size:13.5pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">2.1 Boa ades\u00e3o<\/span><\/span><\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">A maioria dos materiais utilizados na produ\u00e7\u00e3o de luzes de ve\u00edculos s\u00e3o pl\u00e1sticos. Os materiais de produ\u00e7\u00e3o da carca\u00e7a do farol s\u00e3o ABS, PC, PP, etc.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">Os materiais de produ\u00e7\u00e3o do espelho de distribui\u00e7\u00e3o de luz mudaram do material de vidro tradicional para o material PC amplamente utilizado. As boas propriedades adesivas dos selantes de silicone garantem que o farol seja perfeitamente estanque e possa impedir que o farol se solte. Se a colagem <\/span><\/span><\/span><\/span><\/span><\/span><span style=\"font-size:28px;\"><span style=\"color:#000000;\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\"><a id=\"2.2\" name=\"2.2\"><\/a><\/span><\/span><\/b><\/span><\/span><\/span><\/span><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">n\u00e3o for boa, o farol \u00e9 propenso a vazamentos e outras situa\u00e7\u00f5es adversas, o que reduzir\u00e1 significativamente a vida \u00fatil do farol. Portanto, \u00e9 melhor escolher selantes de silicone com boa ades\u00e3o.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\"><img decoding=\"async\" src=\"\/media\/145\/15.12%281%29.png\"><img decoding=\"async\" src=\"\/media\/145\/15.15%281%29.jpg\"><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\">&nbsp;<\/p>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">The following table for the silicone sealant on several common materials used in automotive headlights adhesive performance testing shows the good adhesion of silicone sealants.\u00a0(<\/span><\/span><\/span><a href=\"https:\/\/www.xjysilicone.com\/pt\/hydrogen-mq-resin.html\/\"><b><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">XJY-8207\u00a0S\/M<\/span><\/span><\/span><\/b>&nbsp;<b><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">Resina MQ de Hidrog\u00eanio<\/span><\/span><\/span><\/b><\/a><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">&nbsp;pode ser usado como um agente de fixa\u00e7\u00e3o em selante de silicone.)<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\"><span style=\"color:#000000;\"><img decoding=\"async\" src=\"\/media\/145\/%E8%A1%A82.png\"><\/span><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">Silicone <\/span><\/span><\/span><span style=\"font-size:12.0000pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:normal\"><font face=\"Open Sans\">s<\/font><\/span><\/span><\/span><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">Desempenho adesivo do selante em v\u00e1rios materiais comuns usados em luzes automotivas<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\">&nbsp;<\/p>\n<h3 style=\"margin-top:7px; margin-bottom:7px; text-align:left\"><span class=\"ez-toc-section\" id=\"22_High-temperature_resistance\"><\/span><span style=\"color:#000000;\"><span style=\"font-size:13.5pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">2.2 Resist\u00eancia a altas temperaturas<\/span><\/span><\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">O autom\u00f3vel, ao longo de um longo per\u00edodo, o farol manter\u00e1 sempre uma alta temperatura; ao mesmo tempo, a alta temperatura tamb\u00e9m ser\u00e1 transferida para o selante do farol, destruindo a ades\u00e3o dos selantes e resultando em falha na veda\u00e7\u00e3o do farol. O uso espec\u00edfico em condi\u00e7\u00f5es clim\u00e1ticas adversas requer selantes de silicone com excelente resist\u00eancia a altas temperaturas.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">A tabela a seguir mostra a resist\u00eancia \u00e0 tra\u00e7\u00e3o, o alongamento e a resist\u00eancia ao cisalhamento de corpos de prova de selante de silicone ap\u00f3s manuten\u00e7\u00e3o e cura a 150 \u2103 por 24h.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\"><img decoding=\"async\" src=\"\/media\/145\/%E8%A1%A81.png\"><\/p>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><a id=\"2.3\" name=\"2.3\"><\/a>As shown in the table above, the tensile strength and shear strength of the silicone sealant did not change significantly after baking at a high temperature of 150\u2103 for 24 hours. Under high-temperature conditions, silicone sealant will not lose its adhesive and elasticity, and can still play a very good waterproof function.\u00a0 If you have higher performance requirements for your next project, the two-component silicone sealants have excellent weather resistance, and UV resistance, and will not dissolve and decompose. Applicable to outdoor environments, and high-temperature environments.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\"><img decoding=\"async\" src=\"\"><br \/><img decoding=\"async\" src=\"\/media\/145\/15.4_1.png\" style=\"width: 259px; height: 260px;\"><img decoding=\"async\" src=\"\/media\/145\/15.16%281%29.jpg\"><\/p>\n<h4 style=\"margin-top:7px; margin-bottom:7px; text-align:left\"><a href=\"https:\/\/www.xjysilicone.com\/pt\/methyl-vinyl-mq-silicone-resin-+-vinyl-silicone-oil.html\/\"><span style=\"font-size:12pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">XJY-8206N Resina de Silicone Metil VMQ&nbsp;<\/span><\/span><\/span><\/b><\/span><\/span><\/span><\/a><\/h4>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">O XJY-8206N \u00e9 uma resina l\u00edquida incolor e transparente, composta por resina MQ vin\u00edlica e \u00f3leo de silicone vin\u00edlico, que pode ser usado para fazer adesivo aditivo bicomponente e borracha de silicone l\u00edquida aditiva LSR, etc. Suas propriedades de endurecimento e durabilidade, bem como anti-ultravioleta, s\u00e3o adequadas para uma variedade de ambientes de alta temperatura e podem atender \u00e0s suas necessidades de produtos de qualidade superior.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\">&nbsp;<\/p>\n<h3 style=\"margin-top:7px; margin-bottom:7px; text-align:left\"><span class=\"ez-toc-section\" id=\"23_Resistant_to_high_and_low-temperature_cycles\"><\/span><span style=\"color:#000000;\"><span style=\"font-size:13.5pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">2.3 Resistente a ciclos de altas e baixas temperaturas<\/span><\/span><\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">Para testar a resist\u00eancia a altas e baixas temperaturas dos selantes de silicone, as condi\u00e7\u00f5es experimentais s\u00e3o mais severas do que o ambiente real, o que acelerar\u00e1 <a id=\"2.4\" name=\"2.4\"><\/a>o envelhecimento do gel. A faixa de temperatura do teste de ciclo de alta e baixa temperatura \u00e9 de -40 \u2103 a 85 \u2103, com intervalos de amostragem de 300h, 1000h.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">Um ciclo consiste em aquecer a 85 \u2103, manter por 20h e, em seguida, resfriar a -40 \u2103, mantendo por 10h. Os selantes de silicone ap\u00f3s o ciclo de alta e baixa temperatura de 300h ap\u00f3s o teste de flex\u00e3o n\u00e3o apresentam rachaduras, parte da delamina\u00e7\u00e3o e danos na colagem, e outros fen\u00f4menos, refletindo a excelente flexibilidade a baixas temperaturas. Ap\u00f3s 1000 horas de ciclagem de alta e baixa temperatura, a apar\u00eancia do selante de silicone n\u00e3o apresentou rachaduras, delamina\u00e7\u00e3o ou outros fen\u00f4menos.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">Portanto, com excelente resist\u00eancia a altas e baixas temperaturas, o selante de silicone \u00e9 aplicado ao farol, para garantir que o farol funcione normalmente em regi\u00f5es de severo baixo, como desertos, rios, Sib\u00e9ria e norte da Europa, e outras regi\u00f5es de alta latitude.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\"><img decoding=\"async\" src=\"\/media\/145\/%E5%9B%BE%E7%89%871_1.png\"><img decoding=\"async\" src=\"\/media\/145\/%E5%9B%BE%E7%89%872_1.png\"><\/p>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">A imagem da esquerda mostra o teste de flex\u00e3o do ciclo de alta e baixa temperatura de 300h; a imagem da direita mostra a apar\u00eancia do ciclo de alta e baixa temperatura de 1000h.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\">&nbsp;<\/p>\n<h3 style=\"margin-top:7px; margin-bottom:7px; text-align:left\"><span class=\"ez-toc-section\" id=\"24_UV_Aging_Resistance\"><\/span><span style=\"color:#000000;\"><span style=\"font-size:13.5pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">2.4 Resist\u00eancia ao envelhecimento por UV<\/span><\/span><\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\">To ensure that the service life of the headlights can be extended, the headlight silicone sealants need to have excellent UV aging resistance. Silicone sealant chemical molecular structure of the main chain is composed of all the Si-O-Si bonds, that is, irradiated to the surface of the earth\u2019s highest energy ultraviolet rays are not enough to destroy the main chain of silicone structure, to ensure that it is highly resistant to UV. This performance is verified by the corresponding UV resistance test. After 2000h of UV aging test, the appearance of the silicone sealant has no obvious changes.<\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\"><img decoding=\"async\" src=\"\/media\/145\/15.11%281%29.jpg\"><img decoding=\"async\" src=\"\/media\/145\/15.18.jpg\" style=\"height: 260px; width: 258px;\"><br \/>&nbsp;<\/p>\n<h3 style=\"margin-top:7px; margin-bottom:7px; text-align:left\"><span class=\"ez-toc-section\" id=\"Other_industrial_purposes_of_silicone_sealants\"><\/span><span style=\"color:#000000;\"><span style=\"font-size:13.5pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><b><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">Outros prop\u00f3sitos industriais<\/span><\/span><\/span><\/b><strong><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">dos selantes de silicone<\/span><\/span><\/span><\/strong><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"color:#000000;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><font dir=\"auto\" style=\"vertical-align: inherit;\"><font dir=\"auto\" style=\"vertical-align: inherit;\">Os selantes de silicone tamb\u00e9m podem ser usados para unir metal, vidro, concreto, cer\u00e2mica ou pl\u00e1stico, para vedar fendas, rachaduras e v\u00e1rias juntas. Devido ao seu desempenho superior em ambientes extremos, pode ser aplicado em muitos equipamentos eletr\u00f4nicos, projetos de constru\u00e7\u00e3o, calafetadores de silicone e outros campos.<\/font><\/font><\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\"><img decoding=\"async\" src=\"\/media\/145\/%E8%A1%A51%281%29_1.jpg\"><img decoding=\"async\" src=\"\/media\/145\/%E8%A1%A52%281%29.png\"><br \/>&nbsp;<\/p>\n<h2 style=\"margin-top:17px; margin-bottom:17px; text-align:justify\"><span class=\"ez-toc-section\" id=\"XJY%E7%A1%85%E8%83%B6%E2%80%94%E2%80%94%E8%BD%A6%E7%81%AF%E8%83%B6%E7%A1%85%E9%85%AE%E5%AF%86%E5%B0%81%E8%83%B6%E7%9A%84%E9%A6%96%E9%80%89%E5%8E%9F%E6%96%99\"><\/span><span style=\"color:#000000;\"><span style=\"font-size:28px;\"><span style=\"line-height:172%\"><span style=\"font-family:Arial\"><b><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:bold\"><font face=\"Open Sans\"><font dir=\"auto\" style=\"vertical-align: inherit;\"><font dir=\"auto\" style=\"vertical-align: inherit;\">XJY Silicone \u2013 Mat\u00e9ria-prima preferida para selante de silicone para luzes automotivas<\/font><\/font><\/font><\/span><\/span><\/b><\/span><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"p\" style=\"text-align:left; margin-top:7px; margin-bottom:7px\"><span style=\"font-size:10.5pt\"><span style=\"font-family:&quot;Times New Roman&quot;\"><a href=\"https:\/\/www.xjysilicone.com\/pt\/\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><font dir=\"auto\" style=\"vertical-align: inherit;\"><font dir=\"auto\" style=\"vertical-align: inherit;\">A XJY Silicones \u00e9 uma empresa l\u00edder na China<\/font><\/font><\/span><\/span><\/span><\/a><\/span><\/span><font dir=\"auto\" style=\"vertical-align: inherit;\"><a href=\"https:\/\/www.xjysilicone.com\/pt\/resin-series.html\/\"><span style=\"font-size:10.5pt\"><span style=\"font-family:&quot;Times New Roman&quot;\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><font dir=\"auto\" style=\"vertical-align: inherit;\">\u6709\u673a\u7845MQ\u6811\u8102<\/font><\/span><\/span><\/span><\/span><\/span><\/a><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"color:#000000;\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><font dir=\"auto\" style=\"vertical-align: inherit;\">\u548c&nbsp;<\/font><\/span><\/span><\/span><\/span><\/span><\/span><a href=\"https:\/\/www.xjysilicone.com\/pt\/vmq.html\/\"><span style=\"font-size:10.5pt\"><span style=\"font-family:&quot;Times New Roman&quot;\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><font dir=\"auto\" style=\"vertical-align: inherit;\">\u6709\u673a\u7845MQ\u6811\u8102\u5236\u9020\u5546<\/font><\/span><\/span><\/span><\/span><\/span><\/a><\/font><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><span style=\"color:#000000;\"><font dir=\"auto\" style=\"vertical-align: inherit;\"><font dir=\"auto\" style=\"vertical-align: inherit;\">\u4e4b\u4e00&nbsp;<\/font><\/font><\/span><\/span><\/span><\/span><\/span><\/span><font dir=\"auto\" style=\"vertical-align: inherit;\"><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"color:#000000;\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><font dir=\"auto\" style=\"vertical-align: inherit;\">com mais de 30 anos de experi\u00eancia em P&amp;D e fabrica\u00e7\u00e3o na ind\u00fastria de silicone e mais de 15 patentes relacionadas, tamb\u00e9m pode personalizar para uso de acordo com suas especifica\u00e7\u00f5es de requisitos.&nbsp;<\/font><\/span><\/span><\/span><\/span><\/span><\/span><a href=\"https:\/\/www.xjysilicone.com\/pt\/rtv-rubber.html\/\"><span style=\"font-size:10.5pt\"><span style=\"font-family:&quot;Times New Roman&quot;\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><font dir=\"auto\" style=\"vertical-align: inherit;\">\u5927\u706f\u7c98\u5408\u5242<\/font><\/span><\/span><\/span><\/span><\/span><\/a><a href=\"https:\/\/www.xjysilicone.com\/pt\/rtv-rubber.html\/\"><span style=\"font-size:10.5pt\"><span style=\"font-family:&quot;Times New Roman&quot;\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:\u5b8b\u4f53\"><span style=\"font-weight:normal\"><font face=\"Open Sans\"><font dir=\"auto\" style=\"vertical-align: inherit;\">\u7684<\/font><\/font><\/span><\/span><\/span><\/span><\/span><\/a><a href=\"https:\/\/www.xjysilicone.com\/pt\/rtv-rubber.html\/\"><span style=\"font-size:10.5pt\"><span style=\"font-family:&quot;Times New Roman&quot;\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><font dir=\"auto\" style=\"vertical-align: inherit;\">\u7ecf\u6d4e\u9ad8\u6548\u7684\u539f\u6750\u6599\u4ea7\u54c1<\/font><\/span><\/span><\/span><\/span><\/span><\/a><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"color:#000000;\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:normal\"><font dir=\"auto\" style=\"vertical-align: inherit;\">&nbsp;\u3002<\/font><\/span><\/span><\/span><\/span><\/span><\/span><\/font><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\">&nbsp;<\/span><\/span><\/span><\/span><\/span><span style=\"font-size:12pt\"><span style=\"font-family:Calibri\"><a href=\"https:\/\/www.xjysilicone.com\/pt\/vmq.html\/\"><span style=\"font-size:12.0000pt\"><span style=\"font-family:'Open Sans'\"><span style=\"font-weight:bold\"><span style=\"color:#000000;\">&nbsp;<\/span><\/span><\/span><\/span><\/a><\/span><\/span><\/p>\n<p class=\"p\" style=\"margin-top: 7px; margin-bottom: 7px; text-align: center;\"><a href=\"https:\/\/www.xjysilicone.com\/pt\/gallery.html\/\"><img decoding=\"async\" src=\"\/media\/145\/XJY%20SILICONES.jpg\" style=\"height: 393px; width: 700px;\"><\/a><br \/>&nbsp;<\/p>\n<\/p><\/div>\n<\/article><\/div>","protected":false},"excerpt":{"rendered":"<p>Far\u00f3is automotivos, como componentes cr\u00edticos dos ve\u00edculos, desempenham um papel vital na ilumina\u00e7\u00e3o noturna, nos sinais de dire\u00e7\u00e3o, na preven\u00e7\u00e3o de colis\u00f5es em condi\u00e7\u00f5es de neblina e na sinaliza\u00e7\u00e3o de curvas, servindo como prote\u00e7\u00f5es essenciais para uma condu\u00e7\u00e3o segura. Durante a produ\u00e7\u00e3o dos far\u00f3is, \u00e9 necess\u00e1rio um selante para vedar a lente de distribui\u00e7\u00e3o de luz \u00e0 carca\u00e7a do farol, preenchendo lacunas e isolando os chicotes el\u00e9tricos. Ent\u00e3o, por que...<\/p>","protected":false},"author":12,"featured_media":27322,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[617],"tags":[],"class_list":["post-27321","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-lsr"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.xjysilicone.com\/pt\/wp-json\/wp\/v2\/posts\/27321","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xjysilicone.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xjysilicone.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xjysilicone.com\/pt\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xjysilicone.com\/pt\/wp-json\/wp\/v2\/comments?post=27321"}],"version-history":[{"count":0,"href":"https:\/\/www.xjysilicone.com\/pt\/wp-json\/wp\/v2\/posts\/27321\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xjysilicone.com\/pt\/wp-json\/wp\/v2\/media\/27322"}],"wp:attachment":[{"href":"https:\/\/www.xjysilicone.com\/pt\/wp-json\/wp\/v2\/media?parent=27321"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xjysilicone.com\/pt\/wp-json\/wp\/v2\/categories?post=27321"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xjysilicone.com\/pt\/wp-json\/wp\/v2\/tags?post=27321"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}