{"id":1376,"date":"2025-12-23T07:40:31","date_gmt":"2025-12-23T07:40:31","guid":{"rendered":"https:\/\/bomissteel.com\/?post_type=product&#038;p=1376"},"modified":"2026-05-12T05:20:04","modified_gmt":"2026-05-12T05:20:04","slug":"astm-ppgl-color-coated-roofing-sheet","status":"publish","type":"product","link":"https:\/\/www.bomissteel.com\/pt\/product\/astm-ppgl-color-coated-roofing-sheet\/","title":{"rendered":"Chapa de cobertura ASTM PPGL"},"content":{"rendered":"<h2>Telhas met\u00e1licas PPGL de acordo com a norma ASTM: prote\u00e7\u00e3o de liga de alum\u00ednio-zinco de alto desempenho.<\/h2>\n<p>Our ASTM Standard PPGL (Prepainted Galvalume) Roofing Sheets are engineered for premium architectural projects that demand long-term structural integrity and superior thermal efficiency. Combining the sacrificial protection of zinc with the barrier protection of aluminum 1mm Aluminium Sheet, these color-coated panels are compliant with ASTM A792 (for the substrate) and ASTM A755 (for the coating system), making them the gold standard for roofing in coastal, industrial, and high-heat environments. 2B Finish Stainless Steel<\/p>\n<p>A vantagem do Galvalume: substrato de liga de alum\u00ednio-zinco 55%<br \/>\nO n\u00facleo da nossa telha PPGL \u00e9 um revestimento de liga de alum\u00ednio 55%, zinco 43,4% e sil\u00edcio 1,6%. Essa composi\u00e7\u00e3o espec\u00edfica, regida pela norma ASTM A792, oferece:<\/p>\n<p>Durabilidade duas vezes maior: os substratos de galvalume normalmente duram de 2 a 4 vezes mais do que o a\u00e7o galvanizado tradicional (PPGI) no mesmo ambiente.<\/p>\n<p>Reflex\u00e3o t\u00e9rmica superior: O conte\u00fado de alum\u00ednio proporciona alta refletividade t\u00e9rmica, mantendo os edif\u00edcios mais frescos e reduzindo significativamente os custos de energia com ar condicionado.<\/p>\n<p>Propriedades de auto-repara\u00e7\u00e3o: O componente de zinco proporciona prote\u00e7\u00e3o cat\u00f3dica essencial em bordas cortadas e arranh\u00f5es, impedindo a propaga\u00e7\u00e3o da ferrugem.<\/p>\n<h2>Principais benef\u00edcios para aplica\u00e7\u00f5es arquitet\u00f4nicas<\/h2>\n<p>Leve e de alta resist\u00eancia: O n\u00facleo de a\u00e7o em conformidade com a norma ASTM permite espessuras menores sem comprometer a capacidade de suportar cargas de neve ou vento, reduzindo o peso total da estrutura do telhado.<\/p>\n<p>Versatilidade est\u00e9tica: Dispon\u00edvel em um amplo espectro de cores RAL e diversos perfis (circular, trapezoidal ou IBR), proporcionando aos arquitetos flexibilidade de design ilimitada.<\/p>\n<p>Sustentabilidade ambiental: Nossas chapas de PPGL s\u00e3o recicl\u00e1veis (100%) e possuem pigmentos &quot;Cool Roof&quot; que atenuam o efeito de ilha de calor urbana.<\/p>\n<h2 data-path-to-node=\"13\">Resumo das especifica\u00e7\u00f5es t\u00e9cnicas (em conformidade com a norma ASTM)<\/h2>\n<table data-path-to-node=\"14\">\n<thead>\n<tr>\n<td><strong>Recurso<\/strong><\/td>\n<td><strong>Requisito da Norma ASTM<\/strong><\/td>\n<td><strong>Desempenho do a\u00e7o Bomis<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"14,1,0,0\"><b data-path-to-node=\"14,1,0,0\" data-index-in-node=\"0\">Grau do substrato<\/b><\/span><\/td>\n<td><span data-path-to-node=\"14,1,1,0\">ASTM A792 (A\u00e7o CS \/ A\u00e7o Inoxid\u00e1vel Grau 33-80)<\/span><\/td>\n<td><span data-path-to-node=\"14,1,2,0\">Qualidade Premium, Totalmente R\u00edgido\/Macio<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"14,2,0,0\"><b data-path-to-node=\"14,2,0,0\" data-index-in-node=\"0\">Revestimento de Al-Zn<\/b><\/span><\/td>\n<td><span data-path-to-node=\"14,2,1,0\">AZ50, AZ100, AZ150<\/span><\/td>\n<td><span data-path-to-node=\"14,2,2,0\">Controle preciso da liga<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"14,3,0,0\"><b data-path-to-node=\"14,3,0,0\" data-index-in-node=\"0\">Revestimento de tinta<\/b><\/span><\/td>\n<td><span data-path-to-node=\"14,3,1,0\">ASTM A755 (PVDF \/ SMP \/ PE)<\/span><\/td>\n<td><span data-path-to-node=\"14,3,2,0\">Alta resist\u00eancia aos raios UV e ao calc\u00e1rio<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"14,4,0,0\"><b data-path-to-node=\"14,4,0,0\" data-index-in-node=\"0\">Teste de Dobra em T<\/b><\/span><\/td>\n<td><span data-path-to-node=\"14,4,1,0\"><span class=\"math-inline\" data-math=\"leq\" data-index-in-node=\"0\">$leq$<\/span> 2T (Sem rachaduras)<\/span><\/td>\n<td><span data-path-to-node=\"14,4,2,0\">Ades\u00e3o garantida<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"14,5,0,0\"><b data-path-to-node=\"14,5,0,0\" data-index-in-node=\"0\">Dureza do l\u00e1pis<\/b><\/span><\/td>\n<td><span data-path-to-node=\"14,5,1,0\"><span class=\"math-inline\" data-math=\"geq\" data-index-in-node=\"0\">$geq$<\/span> H<\/span><\/td>\n<td><span data-path-to-node=\"14,5,2,0\">Durabilidade de superf\u00edcie superior<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"14,6,0,0\"><b data-path-to-node=\"14,6,0,0\" data-index-in-node=\"0\">Resist\u00eancia ao calor<\/b><\/span><\/td>\n<td><span data-path-to-node=\"14,6,1,0\">At\u00e9 315\u00b0C<\/span><\/td>\n<td><span data-path-to-node=\"14,6,2,0\">Sem descolora\u00e7\u00e3o<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Nossa embalagem<\/h2>\n<figure id=\"attachment_1366\" aria-describedby=\"caption-attachment-1366\" style=\"width: 417px\" class=\"wp-caption alignleft\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-1366\" src=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/IMG_1290-scaled.jpg\" alt=\"F\u00e1brica de bobinas\/chapas de a\u00e7o galvanizado pr\u00e9-pintadas\" width=\"417\" height=\"313\" srcset=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/IMG_1290-scaled.jpg 2560w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/IMG_1290-300x225.jpg 300w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/IMG_1290-1024x768.jpg 1024w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/IMG_1290-768x576.jpg 768w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/IMG_1290-1536x1152.jpg 1536w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/IMG_1290-2048x1536.jpg 2048w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/IMG_1290-600x450.jpg 600w\" sizes=\"(max-width: 417px) 100vw, 417px\" \/><figcaption id=\"caption-attachment-1366\" class=\"wp-caption-text\">F\u00e1brica de bobinas\/chapas de a\u00e7o galvanizado pr\u00e9-pintadas<\/figcaption><\/figure>\n<figure id=\"attachment_1368\" aria-describedby=\"caption-attachment-1368\" style=\"width: 424px\" class=\"wp-caption alignleft\"><img decoding=\"async\" class=\"wp-image-1368\" src=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/2022_07_28_12_08_IMG_7604-scaled.jpg\" alt=\"F\u00e1brica de bobinas\/chapas de a\u00e7o galvanizado pr\u00e9-pintadas\" width=\"424\" height=\"318\" srcset=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/2022_07_28_12_08_IMG_7604-scaled.jpg 2560w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/2022_07_28_12_08_IMG_7604-300x225.jpg 300w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/2022_07_28_12_08_IMG_7604-1024x768.jpg 1024w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/2022_07_28_12_08_IMG_7604-768x576.jpg 768w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/2022_07_28_12_08_IMG_7604-1536x1152.jpg 1536w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/2022_07_28_12_08_IMG_7604-2048x1536.jpg 2048w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/2022_07_28_12_08_IMG_7604-600x450.jpg 600w\" sizes=\"(max-width: 424px) 100vw, 424px\" \/><figcaption id=\"caption-attachment-1368\" class=\"wp-caption-text\">F\u00e1brica de bobinas\/chapas de a\u00e7o galvanizado pr\u00e9-pintadas<\/figcaption><\/figure>\n<div style=\"clear:both\"><\/div>\n<h2>Apresenta\u00e7\u00e3o de Produtos<\/h2>\n<figure id=\"attachment_1383\" aria-describedby=\"caption-attachment-1383\" style=\"width: 422px\" class=\"wp-caption alignleft\"><img decoding=\"async\" class=\"wp-image-1383\" src=\"https:\/\/bomissteel.com\/wp-content\/uploads\/2025\/12\/24-2.jpg\" alt=\"Bobina de PPGL - ASTM A755 (chapa para telhado) \" width=\"422\" height=\"318\" srcset=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/24-2.jpg 800w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/24-2-300x226.jpg 300w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/24-2-768x578.jpg 768w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/24-2-600x452.jpg 600w\" sizes=\"(max-width: 422px) 100vw, 422px\" \/><figcaption id=\"caption-attachment-1383\" class=\"wp-caption-text\">Bobina de PPGL - ASTM A755 (chapa para telhado)<\/figcaption><\/figure>\n<figure id=\"attachment_1382\" aria-describedby=\"caption-attachment-1382\" style=\"width: 422px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1382\" src=\"https:\/\/bomissteel.com\/wp-content\/uploads\/2025\/12\/2020_05_02_11_30_IMG_1320.jpg\" alt=\"Bobina de PPGL - ASTM A755 (chapa para telhado) \" width=\"422\" height=\"316\" srcset=\"https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/2020_05_02_11_30_IMG_1320.jpg 1440w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/2020_05_02_11_30_IMG_1320-300x225.jpg 300w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/2020_05_02_11_30_IMG_1320-1024x768.jpg 1024w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/2020_05_02_11_30_IMG_1320-768x576.jpg 768w, https:\/\/www.bomissteel.com\/wp-content\/uploads\/2025\/12\/2020_05_02_11_30_IMG_1320-600x450.jpg 600w\" sizes=\"(max-width: 422px) 100vw, 422px\" \/><figcaption id=\"caption-attachment-1382\" class=\"wp-caption-text\">Bobina de PPGL - ASTM A755 (chapa para telhado)<\/figcaption><\/figure>\n<div style=\"clear:both\"><\/div>\n<h2 class=\"elementor-heading-title elementor-size-default\">Perguntas frequentes<\/h2>\n<p><strong>1. Qual \u00e9 a principal diferen\u00e7a entre as telhas PPGI e PPGL?<\/strong><br \/>\nA principal diferen\u00e7a reside no revestimento do substrato. O PPGI (Pr\u00e9-pintado Galvanizado) utiliza um revestimento de zinco 100%, enquanto o PPGL (Pr\u00e9-pintado Galvalume) utiliza um revestimento de liga de alum\u00ednio-zinco 55%. De acordo com as normas ASTM A792, o alum\u00ednio presente no PPGL proporciona prote\u00e7\u00e3o de barreira e refletividade t\u00e9rmica superiores, fazendo com que o PPGL dure de 2 a 4 vezes mais que o PPGI em ambientes altamente corrosivos ou costeiros.<\/p>\n<p><strong>2. Como a norma ASTM A792 garante a qualidade do PPGL?<\/strong><br \/>\nA norma ASTM A792\/A792M \u00e9 a especifica\u00e7\u00e3o padr\u00e3o para a\u00e7o revestido com liga de alum\u00ednio-zinco 55%. Ela rege a composi\u00e7\u00e3o qu\u00edmica do revestimento, as propriedades mec\u00e2nicas do a\u00e7o base e a espessura do revestimento (como AZ50 ou AZ150). A conformidade com esta norma garante que as telhas adquiridas possuam a resist\u00eancia estrutural e a resist\u00eancia \u00e0 corros\u00e3o necess\u00e1rias para uso arquitet\u00f4nico a longo prazo.<\/p>\n<p><strong>3. Por que os pain\u00e9is ASTM PPGL s\u00e3o considerados materiais para &quot;telhados frios&quot;?<\/strong><br \/>\nOs pain\u00e9is PPGL de acordo com a norma ASTM possuem refletividade t\u00e9rmica excepcional. O alum\u00ednio no revestimento de Al-Zn reflete uma quantidade significativa de radia\u00e7\u00e3o solar, afastando-a do edif\u00edcio. Isso reduz o calor absorvido pelo telhado, mantendo as temperaturas internas mais baixas e potencialmente reduzindo os custos de energia com ar condicionado em 20-30%, especialmente em regi\u00f5es tropicais ou de alta temperatura.<\/p>\n<p><strong>4. As telhas ASTM PPGL podem ser usadas em \u00e1reas costeiras?<\/strong><br \/>\nSim, mas com requisitos espec\u00edficos. Para regi\u00f5es costeiras com alta concentra\u00e7\u00e3o de maresia, recomendamos revestimentos de PVDF em conformidade com a norma ASTM A755 sobre um substrato de Galvalume AZ150 (150 g\/m\u00b2). A combina\u00e7\u00e3o da prote\u00e7\u00e3o de borda da liga de Al-Zn com a tinta PVDF resistente aos raios UV garante que os pain\u00e9is resistam \u00e0 corros\u00e3o induzida pelo sal e ao desbotamento da cor muito melhor do que os revestimentos padr\u00e3o.<\/p>\n<p><strong>5. Qual \u00e9 a vida \u00fatil t\u00edpica de um telhado PPGL de acordo com a norma ASTM?<\/strong><br \/>\nQuando instalado corretamente e utilizando as especifica\u00e7\u00f5es apropriadas (como AZ150 com tinta HDP ou PVDF), um telhado de PPGL com padr\u00e3o ASTM pode durar 25 anos, dependendo das condi\u00e7\u00f5es ambientais. Sua resist\u00eancia superior \u00e0 ferrugem e ao esbranqui\u00e7amento o torna uma das op\u00e7\u00f5es de telhado met\u00e1lico mais dur\u00e1veis e de baixa manuten\u00e7\u00e3o dispon\u00edveis atualmente.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p><strong>Local de origem<\/strong>\uff1aShandong,China<\/p>\n<p><strong>Prazo de entrega<\/strong>20 dias<\/p>\n<p><strong>capacidade de fornecimento<\/strong>: 5000 toneladas por m\u00eas<\/p>\n<p><strong>cor<\/strong>Podemos personalizar a cor com base na sua amostra e na tabela de cores RAL.<\/p>\n<p><strong>MOQ<\/strong>: 18 toneladas<\/p>\n<p>Quantidades m\u00ednimas de encomenda diferentes resultam em pre\u00e7os de produto diferentes.<\/p>\n<p>Caso precise, entre em contato com nosso servi\u00e7o de atendimento ao cliente o mais breve poss\u00edvel.<\/p>","protected":false},"featured_media":4035,"template":"","meta":{"rank_math_title":"ASTM PPGL Roofing Sheet | Color Coated Steel | Bomis","rank_math_description":"High-durability ASTM PPGL roofing sheets from Bomis Steel. Premium color-coated Galvalume panels with superior corrosion resistance and heat reflectivity. Ideal for industrial and residential use. 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