{"id":42038,"date":"2025-07-04T10:31:01","date_gmt":"2025-07-04T02:31:01","guid":{"rendered":"https:\/\/zetarmold.com\/?p=42038"},"modified":"2026-04-04T10:30:19","modified_gmt":"2026-04-04T02:30:19","slug":"moldagem-por-injecao-de-resinas-plasticas-de-policarbonato","status":"publish","type":"post","link":"https:\/\/zetarmold.com\/pt\/moldagem-por-injecao-de-resinas-plasticas-de-policarbonato\/","title":{"rendered":"Tudo o que precisa de saber sobre as resinas pl\u00e1sticas de policarbonato para moldagem por inje\u00e7\u00e3o"},"content":{"rendered":"<figure class=\"wp-block-embed is-type-rich is-provider-spotify wp-block-embed-spotify wp-embed-aspect-21-9 wp-has-aspect-ratio\">\n<div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Spotify Embed: Tudo o que precisa de saber sobre resinas pl\u00e1sticas de policarbonato para moldagem por inje\u00e7\u00e3o\" style=\"border-radius: 12px\" width=\"100%\" height=\"152\" frameborder=\"0\" allowfullscreen allow=\"autoplay; clipboard-write; encrypted-media; fullscreen; picture-in-picture\" loading=\"lazy\" src=\"https:\/\/open.spotify.com\/embed\/episode\/6qhfAea3TG6KlytiKENleO?si=NwxCZ9BZTRWue5pFaW33nw&#038;utm_source=oembed\"><\/iframe>\n<\/div>\n<\/figure>\n<p><strong>Introdu\u00e7\u00e3o: O policarbonato \u00e9 um pol\u00edmero que combina uma s\u00e9rie de vantagens para fabricar materiais que s\u00e3o mais in <a href=\"https:\/\/zetarmold.com\/pt\/\" data-type=\"link\" data-id=\"https:\/\/zetarmold.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">processo de moldagem por inje\u00e7\u00e3o<\/a> em sintonia com a sociedade moderna. Os materiais de policarbonato s\u00e3o utilizados em muitos dom\u00ednios, como a constru\u00e7\u00e3o, os autom\u00f3veis, a medicina, as infra-estruturas, os navios, a ind\u00fastria aeroespacial, etc.<\/strong><\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-730 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"303\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef631-1.jpg\" alt=\"\" class=\"wp-image-42043\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef631-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef631-1-300x152.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p><strong>Est\u00e1 a afastar muitos dos materiais tradicionais e a tornar-se um novo material muito popular. Este artigo vai dizer-lhe tudo o que precisa de saber sobre as resinas pl\u00e1sticas de policarbonato para moldagem por inje\u00e7\u00e3o.<\/strong><\/p>\n<h2 class=\"wp-block-heading\"><strong>O que \u00e9 o policarbonato?<\/strong><\/h2>\n<p>O PC \u00e9 um tipo de pl\u00e1stico que tem grupos de carbonato na sua estrutura qu\u00edmica.<\/p>\n<p>As resinas de policarbonato s\u00e3o utilizadas em aplica\u00e7\u00f5es que requerem for\u00e7a, resist\u00eancia ao calor e dureza, e est\u00e3o dispon\u00edveis numa variedade de cores transparentes e opacas. Estas resinas s\u00e3o frequentemente convertidas em produtos acabados por moldagem por inje\u00e7\u00e3o ou termoformagem.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-731 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"336\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runEA5KslJh9bc_Injection_molding_of_vario_1cc08887-909d-4734-9b51-922762e98098_3.jpg\" alt=\"\" class=\"wp-image-42107\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runEA5KslJh9bc_Injection_molding_of_vario_1cc08887-909d-4734-9b51-922762e98098_3.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runEA5KslJh9bc_Injection_molding_of_vario_1cc08887-909d-4734-9b51-922762e98098_3-300x168.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>Os policarbonatos s\u00e3o utilizados em produtos electr\u00f3nicos porque isolam a eletricidade, resistem ao calor e impedem as chamas. Tamb\u00e9m s\u00e3o utilizados na constru\u00e7\u00e3o, nos transportes, na avia\u00e7\u00e3o e nos autom\u00f3veis. Por exemplo, s\u00e3o \u00f3ptimos para as coberturas dos far\u00f3is dos autom\u00f3veis porque n\u00e3o se partem facilmente e s\u00e3o lisos.<\/p>\n<h2 class=\"wp-block-heading\"><strong>Quais s\u00e3o os tipos de PC?<\/strong><\/h2>\n<h3 class=\"wp-block-heading\"><strong>Classifica\u00e7\u00e3o por estrutura de \u00e9ster<\/strong><\/h3>\n<p>Os policarbonatos alif\u00e1ticos, tais como o carbonato de polietileno, o carbonato de politrimetileno e os seus copol\u00edmeros, t\u00eam pontos de fus\u00e3o e temperaturas de transi\u00e7\u00e3o v\u00edtrea baixos, fraca resist\u00eancia e n\u00e3o podem ser utilizados como materiais estruturais.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-732 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"286\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef66-1.jpg\" alt=\"\" class=\"wp-image-42052\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef66-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef66-1-300x143.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>No entanto, devido \u00e0 sua biocompatibilidade e biodegradabilidade, podem ser utilizados em transportadores de liberta\u00e7\u00e3o sustentada de f\u00e1rmacos, suturas cir\u00fargicas, materiais de suporte \u00f3sseo e outras aplica\u00e7\u00f5es.<\/p>\n<p>Policarbonato arom\u00e1tico: O policarbonato arom\u00e1tico \u00e9 o melhor tipo de policarbonato e \u00e9 o tipo mais importante de policarbonato.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-733 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"419\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b08-1.jpg\" alt=\"\" class=\"wp-image-42053\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b08-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b08-1-300x210.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>Policarbonato alif\u00e1tico-arom\u00e1tico: \u00c9 uma combina\u00e7\u00e3o de policarbonato alif\u00e1tico e arom\u00e1tico, mas n\u00e3o \u00e9 muito utilizado em pl\u00e1sticos de engenharia.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Classifica\u00e7\u00e3o por desempenho e utiliza\u00e7\u00e3o<\/strong><\/h3>\n<p>As pel\u00edculas e chapas de policarbonato s\u00e3o uma das principais formas em que \u00e9 utilizado. Pode ainda ser dividido em v\u00e1rios tipos com base em diferentes desempenhos e utiliza\u00e7\u00f5es:<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-734 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"369\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b05-1.jpg\" alt=\"\" class=\"wp-image-42054\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b05-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b05-1-300x185.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>Pel\u00edcula transparente para PC: Tem as vantagens de elevada transpar\u00eancia, elevada resist\u00eancia, elevada resist\u00eancia ao calor e elevada resist\u00eancia \u00e0s intemp\u00e9ries. \u00c9 principalmente utilizada em lentes \u00f3pticas, pain\u00e9is de visualiza\u00e7\u00e3o, ecr\u00e3s de TV de ecr\u00e3 plano, ecr\u00e3s de telem\u00f3veis e outros campos.<\/p>\n<p>Pel\u00edcula de PC fosca: Utilizada principalmente em ocasi\u00f5es de luz suave e resistente ao desgaste, como pain\u00e9is, etiquetas, placas de identifica\u00e7\u00e3o, pain\u00e9is de instrumentos, pain\u00e9is decorativos em moldes, etc., que podem reduzir eficazmente os destaques na superf\u00edcie dos objectos e ter efeitos de impress\u00e3o n\u00edtidos.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-735 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"403\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b07-2.jpg\" alt=\"\" class=\"wp-image-42055\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b07-2.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b07-2-300x202.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>Pel\u00edcula para PC de qualidade de impress\u00e3o: Imprime bem e \u00e9 plana. \u00c9 utilizada para etiquetas electr\u00f3nicas, interruptores de membrana, pain\u00e9is e outros materiais.<\/p>\n<p>Pel\u00edcula de PC ign\u00edfuga: \u00c9 \u00f3ptima para n\u00e3o se incendiar. \u00c9 utilizada para o isolamento de sistemas de energia, unidades de disco, teclados, televisores, monitores, placas-m\u00e3e de computadores e outros materiais.<\/p>\n<p>Pel\u00edcula de PC de grau \u00f3tico: Tem boa pureza \u00f3tica, desempenho de transmiss\u00e3o de luz e resist\u00eancia ao amarelecimento, e \u00e9 especialmente adequada para os campos de visualiza\u00e7\u00e3o de ecr\u00e3 e lentes \u00f3pticas.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-736 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"422\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef610-1.jpg\" alt=\"\" class=\"wp-image-42056\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef610-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef610-1-300x211.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>Pel\u00edcula de PC funcional: Tem v\u00e1rias fun\u00e7\u00f5es especiais, tais como anti-est\u00e1tica, prote\u00e7\u00e3o UV, endurecimento, antibacteriana, prote\u00e7\u00e3o da privacidade, etc., e \u00e9 amplamente utilizada na constru\u00e7\u00e3o, autom\u00f3veis, equipamento m\u00e9dico e outros campos.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Outros tipos<\/strong><\/h3>\n<p>Para al\u00e9m da classifica\u00e7\u00e3o acima referida, o policarbonato pode tamb\u00e9m ser classificado segundo outras normas, tais como <a href=\"https:\/\/zetarmold.com\/pt\/\" data-type=\"link\" data-id=\"https:\/\/zetarmold.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">moldagem por inje\u00e7\u00e3o<\/a> PC de grau, PC de grau de extrus\u00e3o, etc., atrav\u00e9s de diferentes processos de produ\u00e7\u00e3o; liga PC\/ABS, PC\/materiais refor\u00e7ados com fibra de vidro, etc., atrav\u00e9s de diferentes materiais de refor\u00e7o.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-737 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"386\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef6-1.jpg\" alt=\"\" class=\"wp-image-42057\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef6-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef6-1-300x193.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><strong>Quais s\u00e3o as propriedades do PC?<\/strong><\/h2>\n<h3 class=\"wp-block-heading\"><strong>Propriedades t\u00e9rmicas<\/strong><\/h3>\n<p>O policarbonato \u00e9 um bom pl\u00e1stico resistente ao calor entre os pl\u00e1sticos de engenharia em geral. A sua temperatura de decomposi\u00e7\u00e3o \u00e9 superior a 300\u00b0C, e a sua temperatura de trabalho a longo prazo pode atingir os 120\u00b0C. Tamb\u00e9m tem boa resist\u00eancia ao frio. A sua temperatura de fragilidade \u00e9 t\u00e3o baixa quanto -100\u00b0C. O seu intervalo de temperatura de utiliza\u00e7\u00e3o a longo prazo \u00e9 de 60~120\u00b0C.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Propriedades el\u00e9ctricas<\/strong><\/h3>\n<p>O policarbonato tem uma pequena polaridade molecular, uma elevada temperatura de transi\u00e7\u00e3o v\u00edtrea e uma baixa absor\u00e7\u00e3o de \u00e1gua, pelo que tem excelentes propriedades de isolamento el\u00e9trico, que s\u00e3o pr\u00f3ximas ou equivalentes \u00e0s do PET, que sempre foi considerado como tendo excelentes propriedades de isolamento el\u00e9trico.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-738 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"381\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef618.jpg\" alt=\"\" class=\"wp-image-42058\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef618.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef618-300x191.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>O isolamento el\u00e9trico do policarbonato est\u00e1 intimamente relacionado com a temperatura, a humidade, a frequ\u00eancia do campo el\u00e9trico e a espessura do produto.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Propriedades qu\u00edmicas<\/strong><\/h3>\n<p>O policarbonato (PC) \u00e9 um poli\u00e9ster de \u00e1cido carb\u00f3nico. O \u00e1cido carb\u00f3nico em si n\u00e3o \u00e9 est\u00e1vel, mas os seus derivados (como o fosg\u00e9nio, a ureia, os carbonatos, os carbonatos) t\u00eam alguma estabilidade.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-739 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"373\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b01-5.jpg\" alt=\"\" class=\"wp-image-42059\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b01-5.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b01-5-300x187.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><strong>Propriedades f\u00edsicas<\/strong><\/h3>\n<p>Densidade: 1,18-1,22 g\/cm3<\/p>\n<p>Taxa de expans\u00e3o linear: 3,8\u00d710-5 cm\/\u00b0C<\/p>\n<p>Temperatura de deforma\u00e7\u00e3o t\u00e9rmica: 135\u00b0C<\/p>\n<p>A baixa temperatura -45\u00b0C, o policarbonato \u00e9 incolor e transparente, resistente ao calor, resistente ao impacto, retardador de chama de grau BI, e tem boas propriedades mec\u00e2nicas dentro da temperatura normal de utiliza\u00e7\u00e3o.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-740 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"401\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef612-2.jpg\" alt=\"\" class=\"wp-image-42060\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef612-2.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef612-2-300x201.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><strong>Propriedades de fluxo<\/strong><\/h3>\n<p>As cadeias moleculares s\u00e3o dif\u00edceis de deslizar, a viscosidade da fus\u00e3o \u00e9 elevada, a fluidez \u00e9 fraca e a <a href=\"https:\/\/zetarmold.com\/pt\/\" data-type=\"link\" data-id=\"https:\/\/zetarmold.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">moldagem por inje\u00e7\u00e3o<\/a> a processabilidade \u00e9 fraca. A viscosidade de fus\u00e3o do policarbonato aumenta com o aumento da massa molecular relativa. Durante a moldagem, \u00e9 frequentemente mais eficaz melhorar o seu estado de fluxo atrav\u00e9s do ajuste da temperatura do que alterar a taxa de cisalhamento.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Propriedades \u00f3pticas<\/strong><\/h3>\n<p>O policarbonato \u00e9 um material n\u00e3o cristalino. O policarbonato puro \u00e9 incolor e transparente, com boa transmiss\u00e3o de luz. No entanto, a dureza da sua superf\u00edcie \u00e9 fraca, a sua resist\u00eancia ao desgaste \u00e9 fraca e a sua superf\u00edcie \u00e9 f\u00e1cil de se tornar peluda, o que afecta as suas propriedades de indu\u00e7\u00e3o de luz.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-741 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"415\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b09-1.jpg\" alt=\"\" class=\"wp-image-42061\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b09-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b09-1-300x208.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><strong>Propriedades mec\u00e2nicas<\/strong><\/h3>\n<p>O policarbonato tem excelentes propriedades mec\u00e2nicas e el\u00e9ctricas, especialmente a sua resist\u00eancia ao impacto e estabilidade dimensional. Pode manter uma elevada resist\u00eancia mec\u00e2nica numa vasta gama de temperaturas. As suas desvantagens s\u00e3o a fraca resist\u00eancia \u00e0 fadiga e ao c\u00e2nhamo, e \u00e9 mais suscet\u00edvel de produzir fissuras por tens\u00e3o.<\/p>\n<p>A resist\u00eancia ao impacto do policarbonato \u00e9 uma das melhores entre os pl\u00e1sticos de engenharia geral e todas as resinas termopl\u00e1sticas, e o seu valor \u00e9 semelhante ao do poli FET refor\u00e7ado com fibra de vidro 45%. Os principais factores que afectam a resist\u00eancia ao impacto do policarbonato s\u00e3o o peso molecular, o raio de entalhe, a temperatura e os aditivos.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-742 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"172\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef628.jpg\" alt=\"\" class=\"wp-image-42062\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef628.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef628-300x86.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>Degenera\u00e7\u00e3o: A resist\u00eancia do policarbonato \u00e0 degenera\u00e7\u00e3o \u00e9 bastante boa entre os pl\u00e1sticos termopl\u00e1sticos de engenharia, melhor ainda do que o nylon e o poliuretano. A altera\u00e7\u00e3o dimensional e a deforma\u00e7\u00e3o do fluxo a frio causadas pela \u00e1gua s\u00e3o muito pequenas. Este \u00e9 um sinal importante da sua excelente estabilidade dimensional.<\/p>\n<h2 class=\"wp-block-heading\"><strong>Quais s\u00e3o as vantagens do PC?<\/strong><\/h2>\n<h3 class=\"wp-block-heading\"><strong>Resist\u00eancia \u00e0s intemp\u00e9ries<\/strong><\/h3>\n<p>O material PC tem uma excelente resist\u00eancia \u00e0s intemp\u00e9ries e pode manter um excelente desempenho em condi\u00e7\u00f5es exteriores. Tem uma forte resist\u00eancia aos raios UV, aos oxidantes e a outros factores ambientais.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-743 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"352\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b010-1.jpg\" alt=\"\" class=\"wp-image-42063\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b010-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b010-1-300x176.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><strong>Resist\u00eancia \u00e0 temperatura<\/strong><\/h3>\n<p>A temperatura de transi\u00e7\u00e3o v\u00edtrea e a temperatura de fus\u00e3o s\u00e3o elevadas, e a resist\u00eancia \u00e0 temperatura \u00e9 elevada. A sua temperatura de decomposi\u00e7\u00e3o \u00e9 superior a 300\u00b0C, e a temperatura de trabalho a longo prazo pode atingir os 120\u00b0C. Ao mesmo tempo, tem boa resist\u00eancia ao frio, e a temperatura de fragilidade \u00e9 t\u00e3o baixa quanto -100\u00b0C. A sua gama de temperaturas de utiliza\u00e7\u00e3o a longo prazo \u00e9 de -60 a 120\u00b0C.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Resist\u00eancia qu\u00edmica<\/strong><\/h3>\n<p>O material PC tem uma elevada resist\u00eancia a muitos produtos qu\u00edmicos, incluindo \u00e1lcoois, cetonas e \u00e1cidos. No entanto, tem uma fraca resist\u00eancia a alguns solventes (como as cetonas).<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-744 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"325\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef614.jpg\" alt=\"\" class=\"wp-image-42064\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef614.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef614-300x163.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><strong>Elevada resist\u00eancia e rigidez<\/strong><\/h3>\n<p>O material PC tem uma elevada resist\u00eancia e rigidez, muito superior \u00e0 dos pl\u00e1sticos comuns, como o ABS e o PVC. Este facto faz do PC a escolha ideal para o fabrico de pe\u00e7as que requerem elevada durabilidade e resist\u00eancia ao impacto.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Boa estabilidade dimensional<\/strong><\/h3>\n<p>O PC tem uma melhor resist\u00eancia \u00e0 flu\u00eancia em compara\u00e7\u00e3o com outros pl\u00e1sticos de engenharia termopl\u00e1sticos, como o PA e o POM. Tem uma altera\u00e7\u00e3o dimensional muito baixa e deforma\u00e7\u00e3o por fluxo a frio devido \u00e0 absor\u00e7\u00e3o de \u00e1gua, e tem uma taxa de contra\u00e7\u00e3o baixa, pelo que tem uma boa estabilidade dimensional.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-745 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"217\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b011-2.jpg\" alt=\"\" class=\"wp-image-42065\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b011-2.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b011-2-300x109.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><strong>Resist\u00eancia ao envelhecimento e resist\u00eancia \u00e0 chama<\/strong><\/h3>\n<p>O policarbonato tamb\u00e9m \u00e9 bom a resistir ao envelhecimento pelo calor. Se colocarmos a pel\u00edcula no ar durante muito tempo e a aquecermos, ela alterar-se-\u00e1 muito pouco. No entanto, se o policarbonato for exposto \u00e0 luz solar, oxig\u00e9nio e vapor de \u00e1gua durante muito tempo, especialmente a altas temperaturas, e contiver certas impurezas, ir\u00e1 degradar-se.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-746 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"339\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef69-1.jpg\" alt=\"\" class=\"wp-image-42066\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef69-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef69-1-300x170.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>O policarbonato \u00e9 inflam\u00e1vel, com uma chama amarela clara e um \u00edndice de fumo preto de apenas 25%, que se extingue quando se afasta da fonte de inc\u00eandio. Geralmente, s\u00e3o adicionados halogenetos, tri\u00f3xido, hidr\u00f3xido de magn\u00e9sio, \u00e1cido fosf\u00f3rico e f\u00f3sforo vermelho para melhorar o retardamento da chama.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Boa transpar\u00eancia e brilho<\/strong><\/h3>\n<p>Os materiais PC t\u00eam uma excelente transpar\u00eancia e brilho e podem ser modificados para obter diferentes cores e efeitos de superf\u00edcie. Isto faz com que seja a escolha ideal para o fabrico de produtos que requerem uma elevada transpar\u00eancia.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-747 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"350\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b013.jpg\" alt=\"\" class=\"wp-image-42067\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b013.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b013-300x175.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><strong>Quais s\u00e3o as desvantagens do PC?<\/strong><\/h2>\n<p>Embora os materiais de PC tenham muitas vantagens, tamb\u00e9m t\u00eam muitas desvantagens:<\/p>\n<h3 class=\"wp-block-heading\"><strong>Baixa resist\u00eancia \u00e0 fadiga<\/strong><\/h3>\n<p>As chapas de policarbonato s\u00f3 podem suportar uma pequena carga durante muito tempo, pelo que n\u00e3o s\u00e3o adequadas para aplica\u00e7\u00f5es que exijam press\u00e3o cont\u00ednua ou de alta intensidade. A baixa resist\u00eancia \u00e0 fadiga das chapas de policarbonato pode causar degrada\u00e7\u00e3o do desempenho ou falha durante a utiliza\u00e7\u00e3o a longo prazo.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-748 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"239\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef627-1.jpg\" alt=\"\" class=\"wp-image-42072\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef627-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef627-1-300x120.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><strong>N\u00e3o resistente a \u00e1cidos e \u00e1lcalis<\/strong><\/h3>\n<p>O policarbonato n\u00e3o \u00e9 resistente a \u00e1cidos e \u00e1lcalis e reage quimicamente com \u00e1cidos e \u00e1lcalis, causando corros\u00e3o na superf\u00edcie da chapa. Por conseguinte, a utiliza\u00e7\u00e3o de chapas de PC pode ser limitada em ambientes que exijam o contacto com \u00e1cidos fortes ou \u00e1lcalis fortes. \u00c9 de notar que o policarbonato pode resistir a \u00e1cidos fracos, mas n\u00e3o pode entrar em contacto direto com \u00e1cidos fortes.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Fraca resist\u00eancia ao desgaste<\/strong><\/h3>\n<p>Os materiais de PC t\u00eam muita liberdade nas suas cadeias moleculares e existe muito espa\u00e7o entre as cadeias. S\u00e3o facilmente afectados por for\u00e7as externas e facilmente riscados e desgastados.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-749 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"514\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b03-1.jpg\" alt=\"\" class=\"wp-image-42073\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b03-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u533b\u7597\u5668\u68b03-1-300x257.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>Os materiais de PC t\u00eam uma baixa cristalinidade molecular e um arranjo de cadeias moleculares relativamente desordenado, o que facilita a forma\u00e7\u00e3o de buracos microsc\u00f3picos na superf\u00edcie dos materiais de PC, reduzindo a sua resist\u00eancia aos riscos.<\/p>\n<p>Os materiais de PC podem melhorar a sua auto-lubrifica\u00e7\u00e3o atrav\u00e9s da adi\u00e7\u00e3o de PTFE em p\u00f3, e a sua resist\u00eancia ao desgaste pode ser melhorada atrav\u00e9s da adi\u00e7\u00e3o de fibra de vidro para aumentar a dureza.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-750 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"386\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef6-2.jpg\" alt=\"\" class=\"wp-image-42074\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef6-2.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef6-2-300x193.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><strong>Fraca resist\u00eancia \u00e0 hidr\u00f3lise<\/strong><\/h3>\n<p>Como a cadeia molecular cont\u00e9m o grupo -COO, o policarbonato pode sofrer uma rea\u00e7\u00e3o de hidr\u00f3lise para gerar o \u00e1cido ou \u00e1lcool correspondente na presen\u00e7a de \u00e1cido ou alcalino. Por conseguinte, o PC convencional tem uma baixa estabilidade \u00e0 hidr\u00f3lise e n\u00e3o pode ser utilizado para produtos que s\u00e3o repetidamente sujeitos a vapor de alta press\u00e3o.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Sens\u00edvel a entalhes<\/strong><\/h3>\n<p>A sensibilidade ao entalhe ocorre quando um produto racha ao longo de um entalhe (colapso, rebarba) na extremidade do produto quando \u00e9 aplicada uma for\u00e7a. Os produtos de PC s\u00e3o propensos a fissurar quando existe um entalhe porque \u00e9 dif\u00edcil eliminar a tens\u00e3o interna dos produtos de PC.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-751 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"416\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef633-1.jpg\" alt=\"\" class=\"wp-image-42075\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef633-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/\u6ce8\u5851\u6c7d\u8f66\u5916\u9970\u96f6\u90e8\u4ef633-1-300x208.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><strong>Fraca resist\u00eancia \u00e0 fissura\u00e7\u00e3o por tens\u00e3o<\/strong><\/h3>\n<p>Mas quando uma for\u00e7a externa faz com que as correntes se alinhem, elas n\u00e3o querem relaxar e voltar ao seu estado original e aleat\u00f3rio. Isto faz com que seja dif\u00edcil eliminar a tens\u00e3o no interior do produto depois de este ter sido moldado.<\/p>\n<h2 class=\"wp-block-heading\"><strong>Quais s\u00e3o as aplica\u00e7\u00f5es do PC?<\/strong><\/h2>\n<h3 class=\"wp-block-heading\"><strong>Ind\u00fastria de materiais de constru\u00e7\u00e3o<\/strong><\/h3>\n<p>As chapas de policarbonato t\u00eam boa transmiss\u00e3o de luz, resist\u00eancia ao impacto, resist\u00eancia \u00e0 radia\u00e7\u00e3o ultravioleta, estabilidade dimensional e bom desempenho de moldagem e processamento dos seus produtos, o que lhes confere vantagens \u00f3bvias de desempenho t\u00e9cnico em rela\u00e7\u00e3o ao vidro inorg\u00e2nico tradicionalmente utilizado na ind\u00fastria da constru\u00e7\u00e3o.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-752 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"377\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_a_bag_of_orange_and_black_plastic_parts_in_the_styl_94904883-ff0a-4850-8499-3ffec9243cf5_0.jpg\" alt=\"\" class=\"wp-image-42085\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_a_bag_of_orange_and_black_plastic_parts_in_the_styl_94904883-ff0a-4850-8499-3ffec9243cf5_0.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_a_bag_of_orange_and_black_plastic_parts_in_the_styl_94904883-ff0a-4850-8499-3ffec9243cf5_0-300x189.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>A China construiu mais de 20 linhas de produ\u00e7\u00e3o de placas ocas de policarbonato para materiais de constru\u00e7\u00e3o, com uma procura anual de cerca de 70.000 toneladas de policarbonato, que atingir\u00e1 140.000 toneladas at\u00e9 2005.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Ind\u00fastria de fabrico de autom\u00f3veis<\/strong><\/h3>\n<p>O policarbonato \u00e9 \u00f3timo para carros e cami\u00f5es porque \u00e9 resistente, aguenta o calor, aguenta as intemp\u00e9ries e \u00e9 duro. \u00c9 utilizado para fabricar muitas pe\u00e7as diferentes para carros e cami\u00f5es, mas principalmente para luzes, pain\u00e9is de instrumentos, placas de aquecimento, descongeladores e para-choques feitos de misturas de policarbonato.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-753 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"336\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.rundOI1FsKl6A0_Injection_molding_of_vario_9bca3f9c-0ec7-49e1-9ade-80fb70c64685_0-1.jpg\" alt=\"\" class=\"wp-image-42086\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.rundOI1FsKl6A0_Injection_molding_of_vario_9bca3f9c-0ec7-49e1-9ade-80fb70c64685_0-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.rundOI1FsKl6A0_Injection_molding_of_vario_9bca3f9c-0ec7-49e1-9ade-80fb70c64685_0-1-300x168.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>Com base em dados de pa\u00edses desenvolvidos, a propor\u00e7\u00e3o de policarbonato utilizado nas ind\u00fastrias de fabrico de produtos electr\u00f3nicos, el\u00e9ctricos e autom\u00f3veis \u00e9 de 40% a 50%, enquanto a utiliza\u00e7\u00e3o da China neste dom\u00ednio \u00e9 apenas de cerca de 10%.<\/p>\n<p>As ind\u00fastrias de fabrico de produtos electr\u00f3nicos, el\u00e9ctricos e autom\u00f3veis s\u00e3o os pilares do r\u00e1pido desenvolvimento da China, e a procura de policarbonato nestes dom\u00ednios ser\u00e1 enorme no futuro. A China tem um grande n\u00famero total de autom\u00f3veis e uma grande procura, pelo que a aplica\u00e7\u00e3o do policarbonato neste dom\u00ednio tem um grande potencial de expans\u00e3o.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-754 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"336\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.rundOI1FsKl6A0_Injection_molding_of_vario_9bca3f9c-0ec7-49e1-9ade-80fb70c64685_3.jpg\" alt=\"\" class=\"wp-image-42091\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.rundOI1FsKl6A0_Injection_molding_of_vario_9bca3f9c-0ec7-49e1-9ade-80fb70c64685_3.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.rundOI1FsKl6A0_Injection_molding_of_vario_9bca3f9c-0ec7-49e1-9ade-80fb70c64685_3-300x168.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><strong>Equipamento m\u00e9dico<\/strong><\/h3>\n<p>Como os produtos de policarbonato podem suportar vapor, agentes de limpeza, aquecimento e esteriliza\u00e7\u00e3o por radia\u00e7\u00e3o de alta dose sem amarelecimento e degrada\u00e7\u00e3o do desempenho f\u00edsico, s\u00e3o amplamente utilizados em equipamentos de hemodi\u00e1lise de rins artificiais e outros equipamentos m\u00e9dicos que precisam de ser operados em condi\u00e7\u00f5es transparentes e intuitivas e precisam de ser repetidamente esterilizados.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-755 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"336\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runrpXqUbgNogE_Injection_molding_of_vario_3e937500-1b04-4b4d-a04f-c6cb49352eb5_1-1.jpg\" alt=\"\" class=\"wp-image-42093\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runrpXqUbgNogE_Injection_molding_of_vario_3e937500-1b04-4b4d-a04f-c6cb49352eb5_1-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runrpXqUbgNogE_Injection_molding_of_vario_3e937500-1b04-4b4d-a04f-c6cb49352eb5_1-1-300x168.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>Por exemplo, s\u00e3o utilizados para fabricar seringas de alta press\u00e3o, m\u00e1scaras cir\u00fargicas, aparelhos dent\u00e1rios descart\u00e1veis, separadores de sangue, etc.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Aeroespacial<\/strong><\/h3>\n<p>Com o r\u00e1pido desenvolvimento da avia\u00e7\u00e3o e da tecnologia aeroespacial, os requisitos para v\u00e1rios componentes de aeronaves e naves espaciais est\u00e3o constantemente a aumentar, o que levou a uma aplica\u00e7\u00e3o crescente do PC neste dom\u00ednio.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-756 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"377\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runonKvqMbIZNU_Small_Mechanical_Parts_GEN_f06f5397-69d5-4c67-825e-955c87376780_1-2.jpg\" alt=\"\" class=\"wp-image-42094\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runonKvqMbIZNU_Small_Mechanical_Parts_GEN_f06f5397-69d5-4c67-825e-955c87376780_1-2.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runonKvqMbIZNU_Small_Mechanical_Parts_GEN_f06f5397-69d5-4c67-825e-955c87376780_1-2-300x189.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>De acordo com as estat\u00edsticas, s\u00f3 num avi\u00e3o Boeing s\u00e3o utilizadas 2500 pe\u00e7as de policarbonato e um \u00fanico avi\u00e3o consome cerca de 2 toneladas de policarbonato. Nas naves espaciais, s\u00e3o utilizadas centenas de pe\u00e7as de policarbonato com diferentes configura\u00e7\u00f5es e refor\u00e7adas com fibra de vidro, bem como o equipamento de prote\u00e7\u00e3o dos astronautas.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Embalagem<\/strong><\/h3>\n<p>Um novo ponto de crescimento no dom\u00ednio das embalagens s\u00e3o os v\u00e1rios tipos de garrafas de armazenamento de \u00e1gua que podem ser repetidamente desinfectadas e utilizadas.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-757 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"336\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.run9lE2c01aMZI_Injection_molded_lunch_box_2f9ae61f-7e21-47cd-979c-55526f910627_0-1.jpg\" alt=\"\" class=\"wp-image-42100\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.run9lE2c01aMZI_Injection_molded_lunch_box_2f9ae61f-7e21-47cd-979c-55526f910627_0-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.run9lE2c01aMZI_Injection_molded_lunch_box_2f9ae61f-7e21-47cd-979c-55526f910627_0-1-300x168.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>Uma vez que os produtos de policarbonato t\u00eam as vantagens de serem leves, terem boa resist\u00eancia ao impacto e transpar\u00eancia, e n\u00e3o sofrerem deforma\u00e7\u00e3o e transpar\u00eancia quando lavados com \u00e1gua quente e solu\u00e7\u00f5es corrosivas, as garrafas de PC substitu\u00edram completamente as garrafas de vidro em alguns dom\u00ednios.<\/p>\n<p>Prev\u00ea-se que, \u00e0 medida que as pessoas prestam mais aten\u00e7\u00e3o \u00e0 qualidade da \u00e1gua pot\u00e1vel, a taxa de crescimento do policarbonato nesta \u00e1rea permanecer\u00e1 acima de 10%, e espera-se que atinja 60.000 toneladas at\u00e9 2005.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-758 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"336\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runGBy3iKxIBWc_Injection_molding_of_vario_eb2b18e9-1b47-4df0-aef3-63731373faf7_0.jpg\" alt=\"\" class=\"wp-image-42101\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runGBy3iKxIBWc_Injection_molding_of_vario_eb2b18e9-1b47-4df0-aef3-63731373faf7_0.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runGBy3iKxIBWc_Injection_molding_of_vario_eb2b18e9-1b47-4df0-aef3-63731373faf7_0-300x168.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>Al\u00e9m disso, quando produzimos brinquedos de pl\u00e1stico de alta qualidade, utilizamos pl\u00e1stico <a href=\"https:\/\/zetarmold.com\/pt\/\" data-type=\"link\" data-id=\"https:\/\/zetarmold.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">moldagem por inje\u00e7\u00e3o<\/a> e resinas de moldagem por inje\u00e7\u00e3o de pl\u00e1stico para garantir a precis\u00e3o e a durabilidade do produto final.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Ind\u00fastria eletr\u00f3nica<\/strong><\/h3>\n<p>O policarbonato \u00e9 um excelente material isolante porque tem um isolamento el\u00e9trico bom e consistente numa vasta gama de temperaturas e humidade. Tamb\u00e9m tem um bom retardamento de chama e estabilidade dimensional, o que o torna \u00fatil em muitas aplica\u00e7\u00f5es electr\u00f3nicas e el\u00e9ctricas diferentes.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-759 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"336\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runmRrB60uTAEY_Injection_molding_computer_d4d5f2fe-c510-472d-890c-77e135269b36_3-1.jpg\" alt=\"\" class=\"wp-image-42099\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runmRrB60uTAEY_Injection_molding_computer_d4d5f2fe-c510-472d-890c-77e135269b36_3-1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runmRrB60uTAEY_Injection_molding_computer_d4d5f2fe-c510-472d-890c-77e135269b36_3-1-300x168.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>A resina de policarbonato \u00e9 utilizada principalmente para fabricar todos os tipos de m\u00e1quinas de processamento de alimentos, carca\u00e7as de ferramentas el\u00e9ctricas, corpos, suportes, gavetas de frigor\u00edficos e pe\u00e7as de aspiradores. Al\u00e9m disso, para computadores, gravadores de v\u00eddeo e televisores a cores que requerem pe\u00e7as de alta precis\u00e3o, os materiais de policarbonato s\u00e3o tamb\u00e9m muito valiosos.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-760 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"336\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runh2w0nm-V07s_Injection_molding_of_elect_5d4b99e7-e7a3-480e-8056-93b9dc5d2b4c_1-1-3.jpg\" alt=\"\" class=\"wp-image-42102\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runh2w0nm-V07s_Injection_molding_of_elect_5d4b99e7-e7a3-480e-8056-93b9dc5d2b4c_1-1-3.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runh2w0nm-V07s_Injection_molding_of_elect_5d4b99e7-e7a3-480e-8056-93b9dc5d2b4c_1-1-3-300x168.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h3 class=\"wp-block-heading\"><strong>Lente \u00f3tica<\/strong><\/h3>\n<p>O policarbonato \u00e9 muito importante neste dom\u00ednio porque tem uma elevada transmiss\u00e3o de luz, um elevado \u00edndice de refra\u00e7\u00e3o, uma elevada resist\u00eancia ao impacto, estabilidade dimensional e \u00e9 f\u00e1cil de processar e moldar. As lentes \u00f3pticas feitas de policarbonato de grau \u00f3tico podem ser utilizadas em c\u00e2maras, microsc\u00f3pios, telesc\u00f3pios e instrumentos de teste \u00f3tico.<\/p>\n<p>Tamb\u00e9m podem ser utilizadas em lentes de projectores de cinema, lentes de fotocopiadoras, lentes de projectores de focagem autom\u00e1tica de infravermelhos, lentes de impressoras de raios laser e todos os tipos de prismas, reflectores multifacetados e outro equipamento de escrit\u00f3rio e electrodom\u00e9sticos. A sua gama de aplica\u00e7\u00f5es \u00e9 realmente vasta.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-761 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"336\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runF0znDyT992E_Injection_molding_of_vario_f4506c61-f6b1-4c90-9efb-8fd9ee770056_1.jpg\" alt=\"\" class=\"wp-image-42103\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runF0znDyT992E_Injection_molding_of_vario_f4506c61-f6b1-4c90-9efb-8fd9ee770056_1.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runF0znDyT992E_Injection_molding_of_vario_f4506c61-f6b1-4c90-9efb-8fd9ee770056_1-300x168.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>Outra \u00e1rea importante de aplica\u00e7\u00e3o do policarbonato em lentes \u00f3pticas \u00e9 como material para lentes de \u00f3culos para crian\u00e7as, \u00f3culos de sol, \u00f3culos de seguran\u00e7a e \u00f3culos para adultos. A taxa de crescimento m\u00e9dio anual do consumo de policarbonato na ind\u00fastria mundial de \u00f3culos manteve-se acima de 20%, mostrando grande vitalidade do mercado.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Ind\u00fastria de fabrico de discos \u00f3pticos<\/strong><\/h3>\n<p>Com o crescimento da ind\u00fastria da informa\u00e7\u00e3o, os discos \u00f3pticos fabricados em policarbonato de qualidade \u00f3tica est\u00e3o a desenvolver-se rapidamente como uma nova gera\u00e7\u00e3o de suportes de armazenamento de informa\u00e7\u00f5es \u00e1udio e v\u00eddeo. O policarbonato tornou-se a principal mat\u00e9ria-prima da ind\u00fastria mundial de fabrico de discos \u00f3pticos devido \u00e0s suas excelentes carater\u00edsticas de desempenho.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-762 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"336\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runEA5KslJh9bc_Injection_molding_of_vario_1cc08887-909d-4734-9b51-922762e98098_0.jpg\" alt=\"\" class=\"wp-image-42104\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runEA5KslJh9bc_Injection_molding_of_vario_1cc08887-909d-4734-9b51-922762e98098_0.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runEA5KslJh9bc_Injection_molding_of_vario_1cc08887-909d-4734-9b51-922762e98098_0-300x168.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>A quantidade de policarbonato consumida pela ind\u00fastria mundial de fabrico de discos \u00f3pticos excedeu 20% do consumo global de policarbonato, e a sua taxa m\u00e9dia de crescimento anual excede 10%.<\/p>\n<p>A produ\u00e7\u00e3o de discos \u00f3pticos na China tem crescido rapidamente. De acordo com os dados divulgados pela Administra\u00e7\u00e3o Estatal de Imprensa e Publica\u00e7\u00e3o, em 2002 existiam 748 linhas de produ\u00e7\u00e3o de discos \u00f3pticos no pa\u00eds, com um consumo anual de cerca de 80 000 toneladas de policarbonato de qualidade \u00f3tica, todas elas importadas.<\/p>\n<h3 class=\"wp-block-heading\">Ind\u00fastria alimentar e de bebidas<\/h3>\n<p>O PC (policarbonato) \u00e9 habitualmente utilizado na ind\u00fastria alimentar e de bebidas, com elevado ponto de fus\u00e3o, recipientes anti-colis\u00e3o, embalagens japonesas, garrafas de \u00e1gua e recipientes para alimentos japoneses. A sele\u00e7\u00e3o de transpar\u00eancia pr\u00e1tica e durabilidade torna-o seguro e pr\u00e1tico.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-763 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"336\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runnylV-ESx6eU_a_set_of_nine_transparent__ae603fd1-8e5a-463d-afae-7f8d2e7f8ae6_0.jpg\" alt=\"\" class=\"wp-image-42105\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runnylV-ESx6eU_a_set_of_nine_transparent__ae603fd1-8e5a-463d-afae-7f8d2e7f8ae6_0.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runnylV-ESx6eU_a_set_of_nine_transparent__ae603fd1-8e5a-463d-afae-7f8d2e7f8ae6_0-300x168.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><strong>Resumo<\/strong><\/h2>\n<p>Entre as resinas pl\u00e1sticas, o acrilonitrilo-butadieno-estireno (ABS) e o polietileno de alta densidade (HDPE) s\u00e3o normalmente utilizados para fabricar uma variedade de produtos, enquanto o policarbonato (PC) oferece maior transpar\u00eancia e resist\u00eancia ao calor .<\/p>\n<p>O PC \u00e9 um termopl\u00e1stico de alto desempenho com excelente resist\u00eancia mec\u00e2nica, resist\u00eancia ao calor, transpar\u00eancia e isolamento el\u00e9trico. \u00c9 amplamente utilizado na constru\u00e7\u00e3o, autom\u00f3veis, dispositivos m\u00e9dicos, aeroespacial, embalagens, eletr\u00f3nica, lentes \u00f3pticas e muito mais.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-764 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"336\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runEUq3QTha1HU_Injection_molding_of_lawn__7f10d30b-7ed9-437c-9396-7c2f47abc8b8_0.jpg\" alt=\"\" class=\"wp-image-42106\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runEUq3QTha1HU_Injection_molding_of_lawn__7f10d30b-7ed9-437c-9396-7c2f47abc8b8_0.jpg 600w, https:\/\/zetarmold.com\/wp-content\/uploads\/2024\/09\/zetar6756_httpss.mj_.runEUq3QTha1HU_Injection_molding_of_lawn__7f10d30b-7ed9-437c-9396-7c2f47abc8b8_0-300x168.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<p>Embora tenha uma excelente resist\u00eancia ao impacto e estabilidade dimensional, tamb\u00e9m tem alguns inconvenientes, tais como baixa resist\u00eancia \u00e0 fadiga, fraca resist\u00eancia a \u00e1cidos e \u00e1lcalis e fraca resist\u00eancia ao desgaste. No entanto, o PC \u00e9 vers\u00e1til e adapt\u00e1vel, satisfazendo as diversas necessidades de materiais da ind\u00fastria moderna.<\/p>\n<div style=\"background:#f0f4f8;padding:20px;border-radius:8px;margin-top:30px;\">\n<p style=\"margin:0 0 10px;font-size:18px;\"><strong>Need a Quote for Your Injection Molding Project?<\/strong><\/p>\n<p style=\"margin:0 0 10px;\">Get competitive pricing, DFM feedback, and production timeline from ZetarMold&#8217;s engineering team.<\/p>\n<p style=\"margin:0;\"><a href=\"https:\/\/zetarmold.com\/pt\/contactar-nos\/\" style=\"background:#2563eb;color:white;padding:12px 24px;border-radius:6px;text-decoration:none;font-weight:bold;\">Request a Free Quote \u2192<\/a> See our <a href=\"https:\/\/zetarmold.com\/pt\/injection-molding-complete-guide\/\">Injection Molding Complete Guide<\/a> for a comprehensive overview.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Introdu\u00e7\u00e3o: O policarbonato \u00e9 um pol\u00edmero que combina uma s\u00e9rie de vantagens para fabricar materiais que est\u00e3o mais em linha com o processo de moldagem por inje\u00e7\u00e3o da sociedade moderna. Os materiais de policarbonato s\u00e3o utilizados em muitos dom\u00ednios, como a constru\u00e7\u00e3o, os autom\u00f3veis, a medicina, as infra-estruturas, os navios, a ind\u00fastria aeroespacial, etc. Est\u00e1 a ultrapassar muitos dos materiais tradicionais e a tornar-se um material muito popular [...]<\/p>","protected":false},"author":1,"featured_media":42055,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Everything You Need to Know About Polycarbonate | ZetarMold","_seopress_titles_desc":"Explore the properties and applications of polycarbonate plastic resins injection molding. ZetarMold helps you select the right plastic resin for your","_seopress_robots_index":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[45],"tags":[166,165,135,191,185],"meta_box":{"post-to-quiz_to":[]},"_links":{"self":[{"href":"https:\/\/zetarmold.com\/pt\/wp-json\/wp\/v2\/posts\/42038"}],"collection":[{"href":"https:\/\/zetarmold.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zetarmold.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/pt\/wp-json\/wp\/v2\/comments?post=42038"}],"version-history":[{"count":0,"href":"https:\/\/zetarmold.com\/pt\/wp-json\/wp\/v2\/posts\/42038\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/pt\/wp-json\/wp\/v2\/media\/42055"}],"wp:attachment":[{"href":"https:\/\/zetarmold.com\/pt\/wp-json\/wp\/v2\/media?parent=42038"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zetarmold.com\/pt\/wp-json\/wp\/v2\/categories?post=42038"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zetarmold.com\/pt\/wp-json\/wp\/v2\/tags?post=42038"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}