{"id":1914,"date":"2022-02-21T14:10:57","date_gmt":"2022-02-21T06:10:57","guid":{"rendered":"https:\/\/princefastener.com\/?p=1914"},"modified":"2022-02-25T15:04:10","modified_gmt":"2022-02-25T07:04:10","slug":"processo-de-producao-de-fechos-de-principe-e-tratamento-de-superficie-de-artesanato","status":"publish","type":"post","link":"https:\/\/princefastener.com\/pt\/prince-fastenerfastener-production-process-and-crafts-surface-treatment\/","title":{"rendered":"Prince Fastener:Processo de produ\u00e7\u00e3o de prendedores e artesanato - Tratamento de superf\u00edcie"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"1914\" class=\"elementor elementor-1914\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5aec4c0 elementor-section-boxed ang-section-padding-initial elementor-section-height-default elementor-section-height-default elementor-repeater-item-none elementor-repeater-item-none_hover\" data-id=\"5aec4c0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6335654 elementor-repeater-item-none elementor-repeater-item-none_hover\" data-id=\"6335654\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-152db45 elementor-section-boxed ang-section-padding-initial elementor-section-height-default elementor-section-height-default elementor-repeater-item-none elementor-repeater-item-none_hover\" data-id=\"152db45\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-957e55c elementor-repeater-item-none elementor-repeater-item-none_hover\" data-id=\"957e55c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cfdeb64 elementor-repeater-item-none elementor-repeater-item-none_hover elementor-widget elementor-widget-heading\" data-id=\"cfdeb64\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Prince Fastener:Processo de produ\u00e7\u00e3o de fixadores e artesanato\u2013 Tratamento de superf\u00edcie<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e06eeca elementor-repeater-item-none elementor-repeater-item-none_hover elementor-widget elementor-widget-text-editor\" data-id=\"e06eeca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"\" data-block=\"true\" data-editor=\"19nfh\" data-offset-key=\"2fqr5-0-0\"><div class=\"public-DraftStyleDefault-block public-DraftStyleDefault-ltr\" data-offset-key=\"2fqr5-0-0\"><div class=\"\" data-block=\"true\" data-editor=\"19nfh\" data-offset-key=\"6afav-0-0\"><div class=\"public-DraftStyleDefault-block public-DraftStyleDefault-ltr\" data-offset-key=\"6afav-0-0\"><p>O tratamento da superf\u00edcie do material \u00e9 um m\u00e9todo de processo para formar artificialmente uma camada superficial com diferentes propriedades mec\u00e2nicas, f\u00edsicas e qu\u00edmicas do substrato na superf\u00edcie do material do substrato. O objetivo do tratamento de superf\u00edcie \u00e9 atender aos requisitos de resist\u00eancia \u00e0 corros\u00e3o, resist\u00eancia ao desgaste, decora\u00e7\u00e3o ou outras fun\u00e7\u00f5es especiais do produto.<\/p><p>Quase tudo <a href=\"https:\/\/princefastener.com\/pt\/produtos\/\">prendedores<\/a> requerem tratamento de superf\u00edcie antes de serem usados. Boa resist\u00eancia \u00e0 corros\u00e3o \u00e9 o requisito mais b\u00e1sico para o tratamento de superf\u00edcie de fixadores. O revestimento com tratamento de superf\u00edcie deve estar firmemente preso e n\u00e3o pode cair durante a instala\u00e7\u00e3o e remo\u00e7\u00e3o. Para fixadores roscados, o revestimento deve ser fino o suficiente para que as roscas ainda possam ser aparafusadas ap\u00f3s o revestimento.<\/p><p>Prince Fastener faz o quinto artigo da s\u00e9rie de artigos sobre <a href=\"https:\/\/princefastener.com\/pt\/requisitos-para-a-producao-de-parafusos-de-alta-qualidade\/\">produ\u00e7\u00e3o de fixadores<\/a> tecnologia, explicando o conceito e defini\u00e7\u00e3o da tecnologia de tratamento de superf\u00edcie utilizada na produ\u00e7\u00e3o de fixadores; Craft fornece uma imagem contrastante do produto.<\/p><p>01<\/p><h2>Classifica\u00e7\u00e3o dos processos de tratamento de superf\u00edcies de fixadores<\/h2><p>O tratamento de superf\u00edcie dos fixadores tem nomes diferentes de acordo com diferentes padr\u00f5es de classifica\u00e7\u00e3o:<\/p><p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-1916 size-full\" title=\"tratamento de superf\u00edcie de fixadores\" src=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/surface-treatment-of-fasteners.jpg\" alt=\"tratamento de superf\u00edcie de fixadores\" width=\"665\" height=\"590\" srcset=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/surface-treatment-of-fasteners.jpg 665w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/surface-treatment-of-fasteners-300x266.jpg 300w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/surface-treatment-of-fasteners-150x133.jpg 150w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/surface-treatment-of-fasteners-600x532.jpg 600w\" sizes=\"(max-width: 665px) 100vw, 665px\" \/><\/p><p>Abaixo, est\u00e3o resumidos os v\u00e1rios processos de tratamento de superf\u00edcie de fixadores na tabela acima, que podem ser divididos em duas categorias: tecnologia de revestimento de convers\u00e3o de superf\u00edcie e tecnologia de revestimento de superf\u00edcie.<\/p><p>02<\/p><h2>Tecnologia de Revestimento de Convers\u00e3o de Superf\u00edcie de Fixadores<\/h2><p>A tecnologia de revestimento de convers\u00e3o de superf\u00edcie \u00e9 uma tecnologia que reage quimicamente o material aditivo com o substrato para formar um revestimento de convers\u00e3o.<\/p><p>A fosfata\u00e7\u00e3o e o escurecimento pertencem \u00e0 forma\u00e7\u00e3o de revestimentos de convers\u00e3o em substratos de fixadores.<\/p><p>O diagrama esquem\u00e1tico do princ\u00edpio da estrutura do revestimento de convers\u00e3o de superf\u00edcie \u00e9 o seguinte:<\/p><p><img decoding=\"async\" class=\"aligncenter wp-image-1917 size-full\" title=\"as propriedades dos ingredientes permanecem inalteradas Fixador Prince\" src=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/ingredients-properties-remain-unchanged-Prince-fastener.jpg\" alt=\"as propriedades dos ingredientes permanecem inalteradas Fixador Prince\" width=\"588\" height=\"256\" srcset=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/ingredients-properties-remain-unchanged-Prince-fastener.jpg 588w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/ingredients-properties-remain-unchanged-Prince-fastener-300x131.jpg 300w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/ingredients-properties-remain-unchanged-Prince-fastener-150x65.jpg 150w\" sizes=\"(max-width: 588px) 100vw, 588px\" \/><\/p><ol start=\"10\"><li>O escurecimento \u00e9 um m\u00e9todo comum de tratamento qu\u00edmico de superf\u00edcie, tamb\u00e9m conhecido como preto fervente ou azulado. A pe\u00e7a de trabalho \u00e9 frequentemente imersa em uma forte solu\u00e7\u00e3o qu\u00edmica oxidante e, ap\u00f3s um certo per\u00edodo de tempo, uma pel\u00edcula de \u00f3xido de ferro preto bonita, densa e \u00e0 prova de ferrugem \u00e9 formada na superf\u00edcie. Processo de escurecimento: desengorduramento com \u00e1gua alcalina \u2013 lavagem com \u00e1gua \u2013 decapagem \u2013 lavagem com \u00e1gua \u2013 aquecimento da \u00e1gua a ferver \u2013 oxida\u00e7\u00e3o \u2013 lavagem com \u00e1gua \u2013 saponifica\u00e7\u00e3o \u2013 auto-secagem \u2013 imers\u00e3o em \u00f3leo quente \u2013 controle de \u00f3leo.<\/li><li>A fosfata\u00e7\u00e3o \u00e9 um processo de rea\u00e7\u00e3o qu\u00edmica e eletroqu\u00edmica para formar um filme de convers\u00e3o qu\u00edmica de fosfato. O filme de convers\u00e3o de fosfato formado \u00e9 chamado de filme de fosfata\u00e7\u00e3o.<\/li><\/ol><div><figure id=\"attachment_1918\" aria-describedby=\"caption-attachment-1918\" style=\"width: 537px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-1918 size-full\" title=\"Parafusos e porcas fosfatados\" src=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Phosphated-bolts-and-nuts.jpg\" alt=\"Parafusos e porcas fosfatados\" width=\"537\" height=\"200\" srcset=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Phosphated-bolts-and-nuts.jpg 537w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Phosphated-bolts-and-nuts-300x112.jpg 300w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Phosphated-bolts-and-nuts-150x56.jpg 150w\" sizes=\"(max-width: 537px) 100vw, 537px\" \/><figcaption id=\"caption-attachment-1918\" class=\"wp-caption-text\">Parafusos e porcas fosfatados<\/figcaption><\/figure><\/div><div><span style=\"background-color: transparent; letter-spacing: 0.6px;\">\u00a0<\/span><\/div><div><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-1919 size-full\" title=\"Muitos fixadores s\u00e3o tratados com fosfata\u00e7\u00e3o e lubrifica\u00e7\u00e3o do fixador Prince\" src=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Many-fasteners-are-treated-with-phosphating-and-oiling-Prince-fastener.jpg\" alt=\"Muitos fixadores s\u00e3o tratados com fosfata\u00e7\u00e3o e lubrifica\u00e7\u00e3o do fixador Prince\" width=\"742\" height=\"502\" srcset=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Many-fasteners-are-treated-with-phosphating-and-oiling-Prince-fastener.jpg 742w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Many-fasteners-are-treated-with-phosphating-and-oiling-Prince-fastener-300x203.jpg 300w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Many-fasteners-are-treated-with-phosphating-and-oiling-Prince-fastener-150x101.jpg 150w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Many-fasteners-are-treated-with-phosphating-and-oiling-Prince-fastener-600x406.jpg 600w\" sizes=\"(max-width: 742px) 100vw, 742px\" \/><\/p><\/div><div><span style=\"background-color: transparent; letter-spacing: 0.6px;\">12.Muitos fixadores s\u00e3o tratados com \u00f3leo de fosfata\u00e7\u00e3o. Por ter boa consist\u00eancia de torque-pr\u00e9-carga e poder garantir os requisitos de aperto esperados pelo projeto durante a montagem, \u00e9 amplamente utilizado na ind\u00fastria. Especialmente a conex\u00e3o de algumas partes importantes. Tais como: par de conex\u00f5es de estrutura de a\u00e7o, parafusos da biela do motor, porcas, cabe\u00e7otes, rolamentos principais, parafusos do volante, parafusos e porcas das rodas, etc. A fosfata\u00e7\u00e3o \u00e9 usada para parafusos de alta resist\u00eancia, o que tamb\u00e9m pode evitar o problema de fragiliza\u00e7\u00e3o por hidrog\u00eanio. Portanto, os parafusos acima do grau 10,9 no campo industrial s\u00e3o geralmente tratados com fosfata\u00e7\u00e3o.<\/span><\/div><div><span style=\"background-color: transparent; letter-spacing: 0.6px;\">\u00a0<\/span><\/div><div><span style=\"background-color: transparent; letter-spacing: 0.6px;\">13. Torque do prendedor enegrecido \u2013 Baixa consist\u00eancia de pr\u00e9-carga. Se precisar melhorar, pode aplicar graxa na rosca interna durante a montagem e depois <a href=\"https:\/\/princefastener.com\/pt\/produtos\/\">parafuso<\/a> isso juntos.<\/span><\/div><p>O processo de fosfata\u00e7\u00e3o: desengorduramento qu\u00edmico \u2013 lavagem \u2013 decapagem \u2013 lavagem \u2013 neutraliza\u00e7\u00e3o \u2013 lavagem \u2013 (ajuste da tabela) \u2013 fosfata\u00e7\u00e3o \u2013 lavagem cont\u00ednua \u2013 secagem ou secagem \u2013 veda\u00e7\u00e3o \u2013 secagem ou secagem.<\/p><p>03<\/p><h2>Tecnologia de revestimento de superf\u00edcie de fixadores<\/h2><p>A tecnologia de revestimento de superf\u00edcie tamb\u00e9m \u00e9 chamada de tecnologia de camada de revestimento de superf\u00edcie (chapeamento), ou seja, por meio de m\u00e9todos f\u00edsicos e qu\u00edmicos, o material aditivo forma uma camada de revestimento e revestimento na superf\u00edcie do substrato.<\/p><p>O substrato n\u00e3o participa da forma\u00e7\u00e3o do revestimento.<\/p><p>Galvanoplastia, revestimento de zinco-alum\u00ednio e eletroforese s\u00e3o todos revestimentos de superf\u00edcie.<\/p><p>O diagrama esquem\u00e1tico do princ\u00edpio da estrutura do filme de revestimento de superf\u00edcie \u00e9 o seguinte:<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-1920 size-full\" title=\"diagrama esquem\u00e1tico da estrutura Prince Fastener\" src=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/schematic-diagram-of-the-structure-Prince-Fastener.jpg\" alt=\"diagrama esquem\u00e1tico da estrutura Prince Fastener\" width=\"563\" height=\"243\" srcset=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/schematic-diagram-of-the-structure-Prince-Fastener.jpg 563w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/schematic-diagram-of-the-structure-Prince-Fastener-300x129.jpg 300w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/schematic-diagram-of-the-structure-Prince-Fastener-150x65.jpg 150w\" sizes=\"(max-width: 563px) 100vw, 563px\" \/><\/p><p>1) Galvanoplastia \u00e9 um processo de revestimento de uma fina camada de outros metais ou ligas em certos metais usando o princ\u00edpio da eletr\u00f3lise, de modo que um filme de metal seja anexado \u00e0 superf\u00edcie do metal ou de outras partes materiais. Comumente usados s\u00e3o eletro-zinco e eletro-zinco-n\u00edquel.<\/p><figure id=\"attachment_1921\" aria-describedby=\"caption-attachment-1921\" style=\"width: 549px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1921 size-full\" title=\"Parafusos prateados verdes pretos e coloridos ap\u00f3s galvanoplastia\" src=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Silver-Army-Green-Black-and-Color-Bolts-After-Electroplating.jpg\" alt=\"Parafusos prateados verdes pretos e coloridos ap\u00f3s galvanoplastia\" width=\"549\" height=\"483\" srcset=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Silver-Army-Green-Black-and-Color-Bolts-After-Electroplating.jpg 549w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Silver-Army-Green-Black-and-Color-Bolts-After-Electroplating-300x264.jpg 300w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Silver-Army-Green-Black-and-Color-Bolts-After-Electroplating-150x132.jpg 150w\" sizes=\"(max-width: 549px) 100vw, 549px\" \/><figcaption id=\"caption-attachment-1921\" class=\"wp-caption-text\">Parafusos prateados verdes pretos e coloridos ap\u00f3s galvanoplastia<\/figcaption><\/figure><p>1.1 Galvaniza\u00e7\u00e3o: espessura do revestimento: geralmente 8-25\u03bcm; requisitos de teste de spray de sal: 72h-240h. A eletrogalvaniza\u00e7\u00e3o \u00e9 o revestimento mais comumente usado para fixadores comerciais. \u00c9 mais barato e bonito, e est\u00e1 dispon\u00edvel em prata, verde militar, preto e outras cores. No entanto, seu desempenho anticorrosivo \u00e9 m\u00e9dio e seu desempenho anticorrosivo \u00e9 o mais baixo entre as camadas de zincagem (revestimento).<\/p><p>1.2 N\u00edquel zincado: espessura do revestimento: geralmente 8-25\u03bcm; requisitos de teste de spray de sal: 240h-1200h. Ap\u00f3s a passiva\u00e7\u00e3o de cor, o revestimento de liga de zinco-n\u00edquel pode passar facilmente 1000 horas sem ferrugem branca sob spray de sal neutro, enquanto o revestimento de zinco-n\u00edquel pode passar de 120 horas ap\u00f3s a passiva\u00e7\u00e3o de cor. A desvantagem das ligas de zinco-n\u00edquel \u00e9 o alto custo. Sua resist\u00eancia \u00e0 corros\u00e3o est\u00e1 relacionada ao teor de n\u00edquel.<\/p><figure id=\"attachment_1922\" aria-describedby=\"caption-attachment-1922\" style=\"width: 551px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1922 size-full\" title=\"Parafusos revestidos de alum\u00ednio e zinco prateado e preto\" src=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Silver-and-Black-Zinc-Aluminum-Coated-Bolts.jpg\" alt=\"Parafusos revestidos de alum\u00ednio e zinco prateado e preto\" width=\"551\" height=\"195\" srcset=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Silver-and-Black-Zinc-Aluminum-Coated-Bolts.jpg 551w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Silver-and-Black-Zinc-Aluminum-Coated-Bolts-300x106.jpg 300w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Silver-and-Black-Zinc-Aluminum-Coated-Bolts-150x53.jpg 150w\" sizes=\"(max-width: 551px) 100vw, 551px\" \/><figcaption id=\"caption-attachment-1922\" class=\"wp-caption-text\">Parafusos revestidos de alum\u00ednio e zinco prateado e preto<\/figcaption><\/figure><p>Processo de galvanoplastia: desengorduramento qu\u00edmico \u2013 lavagem com \u00e1gua \u2013 desengorduramento eletrol\u00edtico inicial \u2013 lavagem com \u00e1gua \u2013 decapagem \u2013 lavagem com \u00e1gua \u2013 (desengorduramento eletrol\u00edtico terminal) \u2013 lavagem com \u00e1gua \u2013 ativa\u00e7\u00e3o \u2013 galvanoplastia \u2013 lavagem com \u00e1gua \u2013 leve (geralmente aplic\u00e1vel apenas \u00e0 eletrogalvaniza\u00e7\u00e3o) \u2013 lavagem com \u00e1gua \u2013 Passiva\u00e7\u00e3o \u2013 lavagem \u2013 veda\u00e7\u00e3o \u2013 secagem.<\/p><p>2) Revestimento de zinco-alum\u00ednio (Dacromet ambientalmente amig\u00e1vel) \u00e9 uma tecnologia de revestimento anticorrosivo que \u00e9 composta principalmente de flocos ultrafinos multicamadas de zinco, alum\u00ednio e sais inorg\u00e2nicos, e \u00e9 curado por uma certa temperatura e tempo de rea\u00e7\u00e3o de cozimento.<\/p><figure id=\"attachment_1923\" aria-describedby=\"caption-attachment-1923\" style=\"width: 310px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1923 size-full\" title=\"Parafusos ap\u00f3s eletrocoating preto prateado\" src=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Bolts-after-silver-black-electrocoating.jpg\" alt=\"Parafusos ap\u00f3s eletrocoating preto prateado\" width=\"310\" height=\"214\" srcset=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Bolts-after-silver-black-electrocoating.jpg 310w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Bolts-after-silver-black-electrocoating-300x207.jpg 300w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/Bolts-after-silver-black-electrocoating-150x104.jpg 150w\" sizes=\"(max-width: 310px) 100vw, 310px\" \/><figcaption id=\"caption-attachment-1923\" class=\"wp-caption-text\"><a href=\"https:\/\/princefastener.com\/pt\/make-the-bolt-more-stable\/\">Parafusos<\/a> ap\u00f3s eletrocoating preto prateado<\/figcaption><\/figure><p>Espessura do revestimento de zinco-alum\u00ednio: geralmente 8-25\u03bcm; requisitos de teste de n\u00e9voa salina: 720h-1500h, com boa resist\u00eancia \u00e0 corros\u00e3o, estabilidade qu\u00edmica e resist\u00eancia \u00e0 temperatura. O desempenho consistente da pr\u00e9-carga de torque \u00e9 bom. N\u00e3o h\u00e1 problema de fragiliza\u00e7\u00e3o por hidrog\u00eanio, n\u00e3o h\u00e1 necessidade de tratamento t\u00e9rmico de desidrogena\u00e7\u00e3o adicional e \u00e9 ecologicamente correto.<\/p><p>A condutividade do revestimento de zinco-alum\u00ednio n\u00e3o \u00e9 muito boa, por isso n\u00e3o \u00e9 adequado para pe\u00e7as com conex\u00f5es condutivas, como parafusos de aterramento de aparelhos el\u00e9tricos.<\/p><p>O processo t\u00e9cnico do revestimento de zinco-alum\u00ednio: desengorduramento com solvente org\u00e2nico \u2013 jateamento mec\u00e2nico \u2013 pulveriza\u00e7\u00e3o \u2013 cozimento \u2013 pulveriza\u00e7\u00e3o secund\u00e1ria \u2013 cozimento \u2013 secagem.<\/p><p>3) O revestimento eletrofor\u00e9tico \u00e9 aplicado ao c\u00e1todo e ao \u00e2nodo, sob a a\u00e7\u00e3o da tens\u00e3o, as part\u00edculas de tinta carregadas se movem para o c\u00e1todo e atuam sobre a subst\u00e2ncia alcalina gerada na superf\u00edcie do c\u00e1todo para formar mat\u00e9ria insol\u00favel, que \u00e9 depositada na superf\u00edcie do a pe\u00e7a de trabalho.<\/p><p>Espessura de revestimento comumente usada em revestimento eletrofor\u00e9tico: geralmente 20-40\u03bcm, requisitos de teste de n\u00e9voa salina: 96h-480h, bom desempenho anticorrosivo, resist\u00eancia \u00e0 n\u00e9voa salina de at\u00e9 720h ou mais. Alta dureza, forte sensa\u00e7\u00e3o de pel\u00edcula de tinta. \u00c9 resistente \u00e0 descolora\u00e7\u00e3o. Quando cozida a 180 \u2103-190 \u2103, a pe\u00e7a de trabalho n\u00e3o descolora e tem forte for\u00e7a de liga\u00e7\u00e3o e for\u00e7a de penetra\u00e7\u00e3o.<\/p><p>Fluxo do processo de revestimento eletrofor\u00e9tico: pr\u00e9-tratamento (m\u00e9todos incluem decapagem, jateamento, fosfata\u00e7\u00e3o, galvanoplastia ou revestimento) \u2013 eletroforese \u2013 (R\/O) lavagem com \u00e1gua \u2013 veda\u00e7\u00e3o p\u00f3s-tratamento (ajuste do coeficiente de atrito) \u2013 (R\/O) Lavado \u2013 curado.<\/p><p>04<\/p><h2>A propor\u00e7\u00e3o de v\u00e1rios tipos de fixadores de tratamento de superf\u00edcie<\/h2><p>A figura abaixo mostra a quantidade de fixadores e a propor\u00e7\u00e3o de v\u00e1rias prote\u00e7\u00f5es de superf\u00edcie em um ve\u00edculo Volkswagen. Pode-se ver que o total de revestimento de zinco-alum\u00ednio e galvanoplastia \u00e9 85%.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-1924 size-full\" title=\"A propor\u00e7\u00e3o de v\u00e1rios tipos de fixadores de prote\u00e7\u00e3o de superf\u00edcie\" src=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/The-proportion-of-various-surface-protection-types-of-fasteners.jpg\" alt=\"A propor\u00e7\u00e3o de v\u00e1rios tipos de fixadores de prote\u00e7\u00e3o de superf\u00edcie\" width=\"548\" height=\"415\" srcset=\"https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/The-proportion-of-various-surface-protection-types-of-fasteners.jpg 548w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/The-proportion-of-various-surface-protection-types-of-fasteners-300x227.jpg 300w, https:\/\/princefastener.com\/wp-content\/uploads\/2022\/02\/The-proportion-of-various-surface-protection-types-of-fasteners-150x114.jpg 150w\" sizes=\"(max-width: 548px) 100vw, 548px\" \/><\/p><\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>What is the Difference Between Stainless Steel Hexagon Socket Screws and Hexagon Screws? Hexagon screws have an extensive range of applications, like decoration, building construction, etc. There are two kinds of hexagonal screws, Hexagon Socket Screws and Hexagon Screws; what are the differences between these two kinds of hexagonal screws? Continue reading please. The classification [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1924,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"0","_seopress_titles_title":"%%title%% %%sitename%%","_seopress_titles_desc":"Material surface treatment is a process method to artificially form a surface layer with different mechanical, physical and chemical properties of the substrate on the surface of the substrate 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