{"id":45773,"date":"2018-02-27T02:08:47","date_gmt":"2018-02-27T00:08:47","guid":{"rendered":"https:\/\/mcrtecresa.com\/argamassas-tecwool\/tecwool-825\/proteccion-de-elementos-de-acero"},"modified":"2025-10-13T16:00:38","modified_gmt":"2025-10-13T14:00:38","slug":"proteccion-dos-elementos-de-aco","status":"publish","type":"page","link":"https:\/\/mcrtecresa.com\/pt\/argamassas-tecwool\/tecwool-825\/proteccion-dos-elementos-de-aco","title":{"rendered":"Tecwool 825 \u2013  Prote\u00e7\u00e3o dos elementos de a\u00e7o"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column][vc_column_text]<\/p>\n<pre><code class=\"html hljs xml\"><span><span><a href=\"https:\/\/mcrtecresa.com\/pt\">mcr tecresa\u00ae<\/a><\/span><\/span><\/code><\/pre>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row&#8221;][vc_column]<div class=\"mgt-header-block clearfix text-left text-black wpb_animate_when_almost_visible wpb_top-to-bottom wpb_content_element  mgt-header-block-style-2 mgt-header-texttransform-none  vc_custom_1618223362246\"><h2 class=\"mgt-header-block-title\">Solu\u00e7\u00f5es Construtivas Tecwool\u00ae 825<\/h2><div class=\"mgt-header-line\"><\/div><\/div>[vc_row_inner][vc_column_inner width=&#8221;1\/4&#8243;][vc_btn title=&#8221;Elementos de a\u00e7o&#8221; style=&#8221;custom&#8221; custom_background=&#8221;#dd3333&#8243; custom_text=&#8221;#ffffff&#8221; shape=&#8221;round&#8221; size=&#8221;sm&#8221; align=&#8221;center&#8221; button_block=&#8221;true&#8221; link=&#8221;url:%23|||&#8221;][\/vc_column_inner][vc_column_inner width=&#8221;1\/4&#8243;][vc_btn title=&#8221;Prote\u00e7\u00e3o de t\u00faneis&#8221; style=&#8221;outline-custom&#8221; outline_custom_color=&#8221;#000000&#8243; outline_custom_hover_background=&#8221;#666666&#8243; outline_custom_hover_text=&#8221;#ffffff&#8221; shape=&#8221;round&#8221; size=&#8221;sm&#8221; align=&#8221;center&#8221; button_block=&#8221;true&#8221; link=&#8221;url:https%3A%2F%2Fmcrtecresa.com%2Fpt%2Fargamassas-tecwool%2Ftecwool-825%2Fprotecao-de-tuneis&#8221;][\/vc_column_inner][vc_column_inner width=&#8221;1\/4&#8243;][\/vc_column_inner][vc_column_inner width=&#8221;1\/4&#8243;][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row&#8221;][vc_column][vc_empty_space height=&#8221;60px&#8221;]<div class=\"mgt-header-block clearfix text-left text-black wpb_animate_when_almost_visible wpb_top-to-bottom wpb_content_element  mgt-header-block-style-2 mgt-header-texttransform-none  vc_custom_1618223388732\"><h1 class=\"mgt-header-block-title\">Tecwool\u00ae 825 - Prote\u00e7\u00e3o dos elementos de a\u00e7o<\/h1><div class=\"mgt-header-line\"><\/div><\/div>[vc_row_inner content_placement=&#8221;middle&#8221;][vc_column_inner width=&#8221;2\/3&#8243;][vc_column_text]<\/p>\n<p style=\"text-align: justify;\">As estruturas met\u00e1licas presentes em petroqu\u00edmicas, unidades qu\u00edmicos, centro de gera\u00e7\u00e3o de energia, etc. em caso de inc\u00eandio sofrem com fogos produzidos geralmente por hidrocarbonetos.<\/p>\n<p style=\"text-align: justify;\"><strong>Tecwool\u00ae 825 <\/strong>foi ensaiada seguindo a norma UNE ENV 13381-4 e submetida a uma curva de temperatura UL 1709, o que determinou sua contribui\u00e7\u00e3o em proteger contra o fogo quando aplicado em elementos estruturais de a\u00e7o, j\u00e1 seja sobre vigas, pilares ou elementos de tens\u00e3o.<\/p>\n<p style=\"text-align: justify;\"><strong>Tecwool\u00ae 825<\/strong> foi desenhada e avaliada para cobrir uma grande quantidade de perfis de a\u00e7o, caracterizados pelo seu fator de sec\u00e7\u00e3o. Mesmo assim, est\u00e1 ensaiada para v\u00e1rias temperaturas de desenho especificadas na norma.<\/p>\n<p>[\/vc_column_text][\/vc_column_inner][vc_column_inner width=&#8221;1\/3&#8243;][vc_single_image image=&#8221;45774&#8243; img_size=&#8221;medium&#8221; alignment=&#8221;center&#8221; style=&#8221;vc_box_rounded&#8221; onclick=&#8221;link_image&#8221; css=&#8221;.vc_custom_1520859049323{margin-top: 3rem !important;}&#8221;][\/vc_column_inner][\/vc_row_inner][vc_empty_space height=&#8221;40px&#8221;][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;1\/2&#8243; el_class=&#8221;bordersolution&#8221;][vc_single_image image=&#8221;45776&#8243; img_size=&#8221;large&#8221; alignment=&#8221;center&#8221;][vc_row_inner css=&#8221;.vc_custom_1520117906091{margin-top: -6% !important;padding-right: 3rem !important;padding-left: 3rem !important;}&#8221;][vc_column_inner]<div class=\"mgt-header-block clearfix text-left text-black wpb_content_element  mgt-header-block-style-2 mgt-header-texttransform-none \"><p class=\"mgt-header-block-subtitle\">Ensaio<\/p><h2 class=\"mgt-header-block-title\"><\/h2><div class=\"mgt-header-line\"><\/div><\/div>[vc_column_text]<span style=\"color: #ff0000;\"><strong>1.<\/strong><\/span> Perfil de a\u00e7o.<br \/>\n<span style=\"color: #ff0000;\"><strong>2.<\/strong><\/span> Malha met\u00e1lica.<br \/>\n<span style=\"color: #ff0000;\"><strong>3.<\/strong> <\/span>Tecwool\u00ae 825 (espessura em fun\u00e7\u00e3o do fator de sec\u00e7\u00e3o do perfil e do tempo de resist\u00eancia ao fogo requerido).[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][vc_column width=&#8221;1\/2&#8243; css=&#8221;.vc_custom_1519682712284{padding-left: 2rem !important;}&#8221;]<div class=\"mgt-header-block clearfix text-left text-black wpb_content_element  mgt-header-block-style-1 mgt-header-texttransform-none \"><h2 class=\"mgt-header-block-title\">Aplica\u00e7\u00e3o<\/h2><div class=\"mgt-header-line\"><\/div><\/div>[vc_column_text]<\/p>\n<p style=\"text-align: justify;\"><strong>Tecwool\u00ae 825<\/strong> projeta-se mediante o uso de m\u00e1quina pneum\u00e1tica de acordo com as seguintes especifica\u00e7\u00f5es t\u00e9cnicas:<\/p>\n<p style=\"text-align: justify;\">Como opera\u00e7\u00e3o pr\u00e9via, deve-se colocar uma malha met\u00e1lica fixada ao suporte com uso de pregos eletrost\u00e1ticos ou similares.<\/p>\n<p style=\"text-align: justify;\">A superf\u00edcie a proteger estar\u00e1 limpa de poeira, \u00f3leo, res\u00edduos, part\u00edculas mal aderidas, restos de pintura, etc.<\/p>\n<p style=\"text-align: justify;\">Conv\u00e9m reg\u00e1-la ligeiramente com \u00e1gua da pr\u00f3pria mangueira de aplica\u00e7\u00e3o para assim eliminar qualquer sujeira que o paramento possa ter. Isto tamb\u00e9m proporcionar\u00e1 que se alcance um equil\u00edbrio t\u00e9rmico entre a argamassa e a superf\u00edcie aplicada.<\/p>\n<p style=\"text-align: justify;\">Em estruturas que tenham risco de sofrer golpes, pode-se realizar um cofragem de argamassa com t\u00e1buas de madeira. A medida que se realiza a proje\u00e7\u00e3o, deve-se pressionar a argamassa com um rolo para proporcionar \u00e0 <strong>Tecwool\u00ae 825<\/strong> uma grande solidez.<\/p>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_empty_space height=&#8221;50px&#8221;]<div class=\"mgt-header-block clearfix text-left text-black wpb_animate_when_almost_visible wpb_top-to-bottom wpb_content_element  mgt-header-block-style-2 mgt-header-texttransform-none  vc_custom_1618223537869\"><h2 class=\"mgt-header-block-title\">Documentos do produto<\/h2><div class=\"mgt-header-line\"><\/div><\/div>[vc_row_inner][vc_column_inner width=&#8221;1\/3&#8243;][vc_raw_html]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[\/vc_raw_html][\/vc_column_inner][vc_column_inner width=&#8221;1\/3&#8243;][\/vc_column_inner][vc_column_inner width=&#8221;1\/3&#8243;][\/vc_column_inner][\/vc_row_inner][vc_empty_space height=&#8221;20px&#8221; el_class=&#8221;vc_hidden-sm vc_hidden-xs&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_separator][\/vc_column][\/vc_row][vc_row bg_type=&#8221;bg_color&#8221;][vc_column width=&#8221;1\/3&#8243;]<div class=\"mgt-header-block clearfix text-left text-black wpb_animate_when_almost_visible wpb_top-to-bottom wpb_content_element  mgt-header-block-style-2 mgt-header-texttransform-none  vc_custom_1618223816159\"><h2 class=\"mgt-header-block-title\">Alguma d\u00favida? 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