{"id":3398,"date":"2026-07-28T10:14:16","date_gmt":"2026-07-28T02:14:16","guid":{"rendered":"https:\/\/joobond.com\/"},"modified":"2026-07-03T10:14:42","modified_gmt":"2026-07-03T02:14:42","slug":"o-que-acontece-quando-o-selante-expira","status":"publish","type":"construction_insight","link":"https:\/\/joobond.com\/pt\/visao_da_construcao\/o-que-acontece-quando-o-selante-expira\/","title":{"rendered":"O que acontece quando o selante expira?"},"content":{"rendered":"<p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"0\" data-end=\"100\">Quando o selante expira, ele pode <strong data-start=\"29\" data-end=\"68\">n\u00e3o curar, n\u00e3o aderir nem funcionar corretamente<\/strong>, mesmo que ainda pare\u00e7a estar em boas condi\u00e7\u00f5es.<\/p>\n<p data-start=\"102\" data-end=\"142\">Os sinais comuns de que o selante est\u00e1 vencido incluem:<\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"144\" data-end=\"743\">\n<thead data-start=\"144\" data-end=\"170\">\n<tr data-start=\"144\" data-end=\"170\">\n<th class=\"last:pe-10\" data-start=\"144\" data-end=\"154\" data-col-size=\"sm\">Problema<\/th>\n<th class=\"last:pe-10\" data-start=\"154\" data-end=\"170\" data-col-size=\"md\">O que acontece<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"181\" data-end=\"743\">\n<tr data-start=\"181\" data-end=\"264\">\n<td data-start=\"181\" data-end=\"202\" data-col-size=\"sm\"><strong data-start=\"183\" data-end=\"201\">Cartucho r\u00edgido<\/strong><\/td>\n<td data-col-size=\"md\" data-start=\"202\" data-end=\"264\">O selante endureceu dentro do tubo e n\u00e3o sai quando se aperta<\/td>\n<\/tr>\n<tr data-start=\"265\" data-end=\"343\">\n<td data-start=\"265\" data-end=\"295\" data-col-size=\"sm\"><strong data-start=\"267\" data-end=\"294\">Textura irregular ou granulosa<\/strong><\/td>\n<td data-start=\"295\" data-end=\"343\" data-col-size=\"md\">A estrutura qu\u00edmica come\u00e7ou a se decompor<\/td>\n<\/tr>\n<tr data-start=\"344\" data-end=\"418\">\n<td data-start=\"344\" data-end=\"361\" data-col-size=\"sm\"><strong data-start=\"346\" data-end=\"360\">Separa\u00e7\u00e3o<\/strong><\/td>\n<td data-start=\"361\" data-end=\"418\" data-col-size=\"md\">Pode ocorrer a separa\u00e7\u00e3o de l\u00edquido, \u00f3leo ou solvente do selante<\/td>\n<\/tr>\n<tr data-start=\"419\" data-end=\"496\">\n<td data-start=\"419\" data-end=\"447\" data-col-size=\"sm\"><strong data-start=\"421\" data-end=\"446\">Cura lenta ou com falha<\/strong><\/td>\n<td data-start=\"447\" data-end=\"496\" data-col-size=\"md\">Pode permanecer pegajoso, mole ou \u00famido por muito tempo<\/td>\n<\/tr>\n<tr data-start=\"497\" data-end=\"583\">\n<td data-start=\"497\" data-end=\"517\" data-col-size=\"sm\"><strong data-start=\"499\" data-end=\"516\">Baixa ader\u00eancia<\/strong><\/td>\n<td data-start=\"517\" data-end=\"583\" data-col-size=\"md\">Pode descascar do vidro, do metal, do azulejo, do concreto ou do pl\u00e1stico<\/td>\n<\/tr>\n<tr data-start=\"584\" data-end=\"655\">\n<td data-start=\"584\" data-end=\"612\" data-col-size=\"sm\"><strong data-start=\"586\" data-end=\"611\">Rachaduras ou encolhimento<\/strong><\/td>\n<td data-start=\"612\" data-end=\"655\" data-col-size=\"md\">A veda\u00e7\u00e3o pode falhar antes do esperado<\/td>\n<\/tr>\n<tr data-start=\"656\" data-end=\"743\">\n<td data-start=\"656\" data-end=\"682\" data-col-size=\"sm\"><strong data-start=\"658\" data-end=\"681\">Problemas com mofo ou odores<\/strong><\/td>\n<td data-start=\"682\" data-end=\"743\" data-col-size=\"md\">Alguns selantes de banheiro vencidos perdem a efic\u00e1cia no combate ao mofo<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"745\" data-end=\"894\">Para <strong data-start=\"749\" data-end=\"769\">selante de silicone<\/strong>, o maior risco \u00e9 que isso possa <strong data-start=\"803\" data-end=\"825\">n\u00e3o tratar corretamente<\/strong>. Ele pode permanecer pegajoso, curar de forma irregular ou n\u00e3o aderir \u00e0 superf\u00edcie.<\/p>\n<p data-start=\"896\" data-end=\"1195\">O uso de selante vencido \u00e9 arriscado em banheiros, cozinhas, janelas, telhados, calhas ou juntas externas, pois a veda\u00e7\u00e3o pode apresentar vazamentos posteriormente. Antes de usar, verifique a data de validade e teste uma pequena quantidade. Um bom selante deve sair facilmente, ter uma textura uniforme e secar normalmente dentro do tempo esperado.<\/p>\n<p data-start=\"1197\" data-end=\"1285\" data-is-last-node=\"\" data-is-only-node=\"\">Se estiver endurecido, separado, apresentar um cheiro incomum ou n\u00e3o curar ap\u00f3s um teste, substitua-o.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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