{"id":45768,"date":"2026-03-03T07:41:43","date_gmt":"2026-03-03T07:41:43","guid":{"rendered":"https:\/\/www.cnshining.com\/?p=45768"},"modified":"2026-04-02T01:56:07","modified_gmt":"2026-04-02T01:56:07","slug":"o-processo-de-costura-dupla-pode-ser-usado-na-fabricacao","status":"publish","type":"post","link":"https:\/\/www.cnshining.com\/pt\/o-processo-de-costura-dupla-pode-ser-usado-na-fabricacao-html","title":{"rendered":"Entendendo o processo de dupla costura na fabrica\u00e7\u00e3o de latas"},"content":{"rendered":"<p>A costura dupla \u00e9 o m\u00e9todo padr\u00e3o de veda\u00e7\u00e3o. <a href=\"https:\/\/www.cnshining.com\/pt\/produtos\/latas-de-aluminio\/\" target=\"_blank\" rel=\"noreferrer noopener\">latas de metal<\/a>. Uma costura dupla interliga mecanicamente o corpo da lata e a tampa, formando um fechamento herm\u00e9tico. Na pr\u00e1tica, a borda curvada da tampa (gancho da tampa) \u00e9 enrolada ao redor da aba do corpo (gancho do corpo), de modo que tr\u00eas camadas da tampa e duas do corpo fiquem travadas juntas. Essa jun\u00e7\u00e3o de costura dupla de cinco camadas cria uma veda\u00e7\u00e3o herm\u00e9tica (\u00e0 prova de ar), mantendo alimentos e bebidas enlatados protegidos de micr\u00f3bios e do ar.<\/p>\n\n\n\n<style>\n  body {\n    margin: auto;\n    font-family: Arial, Helvetica, sans-serif;\n    line-height: 1.7;\n    color: #222;\n  }\n  figure {\n    margin: 34px 0;\n    text-align: center;\n  }\n  figcaption {\n    font-size: 14px;\n    color: #555;\n    margin-top: 6px;\n  }\n  .note {\n    background: #e8f2ff;\n    padding: 14px;\n    border-left: 4px solid #0b5ed7;\n    margin: 24px 0;\n    border-radius:10px;\n    font-style: italic;\n  }\nbuttons {\n  background-color: #0b5ed7; \n  color: #ffffff; \n}\n<\/style>\n    <div class=\"note\">\n        <strong>Para fins de aquisi\u00e7\u00e3o: <\/strong>Solicite sempre relat\u00f3rios de inspe\u00e7\u00e3o de desmontagem da costura (espessura, encaixe do gancho, sobreposi\u00e7\u00e3o %) \u2014 a apar\u00eancia visual por si s\u00f3 n\u00e3o \u00e9 suficiente para garantir a integridade herm\u00e9tica.\n    <\/div>\n\n\n\n<p>Em resumo, o enlatamento com dupla costura substitui a solda ou a cola, garantindo que as latas permane\u00e7am seladas durante o transporte, armazenamento e at\u00e9 mesmo esteriliza\u00e7\u00e3o por calor.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1000\" height=\"545\" src=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Double-seam-anatomy-cover-hook-body-hook-overlap-sealing-compound.webp\" alt=\"Se\u00e7\u00e3o transversal de uma lata de alum\u00ednio com dupla costura, mostrando o gancho da tampa, o gancho do corpo, a sobreposi\u00e7\u00e3o, a espessura da costura e o composto de veda\u00e7\u00e3o.\" class=\"wp-image-45780\" title=\"\" srcset=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Double-seam-anatomy-cover-hook-body-hook-overlap-sealing-compound.webp 1000w, https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Double-seam-anatomy-cover-hook-body-hook-overlap-sealing-compound-18x10.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Se\u00e7\u00e3o transversal da costura dupla mostrando as dimens\u00f5es principais (espessura\/largura da costura, rebaixo) e o encaixe do gancho para uma veda\u00e7\u00e3o herm\u00e9tica.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Opera\u00e7\u00f5es de Costura Dupla<\/h2>\n\n\n\n<p>O processo de dupla costura na linha de enlatamento ocorre em etapas. Primeiro, a lata e a tampa s\u00e3o prensadas juntas (compress\u00e3o) para alinh\u00e1-las. Em seguida, duas etapas de lamina\u00e7\u00e3o completam a costura:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Primeira Opera\u00e7\u00e3o<\/h3>\n\n\n\n<p>Um rolo de fechamento em forma de C se encaixa na tampa. Ele prende e dobra a borda curvada da tampa (gancho da tampa) sob a aba do corpo da lata (gancho do corpo). Conforme o corpo da lata gira (ou o rolo se move), isso trava os ganchos da tampa e do corpo. Nesse ponto, os ganchos est\u00e3o engatados, mas a costura ainda est\u00e1 um pouco frouxa.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1000\" height=\"558\" src=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/First-operation-double-seaming-chuck-and-roll-forming-hook-engagement.webp\" alt=\"Configura\u00e7\u00e3o da primeira opera\u00e7\u00e3o de costura dupla, mostrando o mandril de costura e a primeira opera\u00e7\u00e3o de conforma\u00e7\u00e3o por rolos, com o engate inicial do gancho.\" class=\"wp-image-45781\" title=\"\" srcset=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/First-operation-double-seaming-chuck-and-roll-forming-hook-engagement.webp 1000w, https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/First-operation-double-seaming-chuck-and-roll-forming-hook-engagement-18x10.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Geometria da primeira opera\u00e7\u00e3o: o gancho da tampa come\u00e7a a dobrar sob a aba do corpo antes da compress\u00e3o final.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1000\" height=\"558\" src=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/First-operation-roll-forming-the-hook-interlock.webp\" alt=\"Primeira opera\u00e7\u00e3o de lamina\u00e7\u00e3o por rolo, formando o encaixe mec\u00e2nico inicial entre o gancho da capa e o gancho do corpo durante a costura dupla.\" class=\"wp-image-45782\" title=\"\" srcset=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/First-operation-roll-forming-the-hook-interlock.webp 1000w, https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/First-operation-roll-forming-the-hook-interlock-18x10.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Primeira opera\u00e7\u00e3o de enrolamento \u2014 criando o encaixe inicial entre o gancho da capa e o gancho do corpo enquanto a costura permanece relativamente frouxa.<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Segunda Opera\u00e7\u00e3o<\/h3>\n\n\n\n<p>Um rolo mais plano e discreto desliza ent\u00e3o sobre a costura rec\u00e9m-formada para comprimi-la. Este rolo final alisa a costura de cinco camadas contra o corpo da lata. A press\u00e3o for\u00e7a os ganchos de metal a se unirem firmemente e comprime o composto de veda\u00e7\u00e3o em quaisquer frestas. Ap\u00f3s a segunda opera\u00e7\u00e3o, a costura dupla est\u00e1 totalmente intertravada e hermeticamente selada.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"563\" src=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Second-operation-tooling-chuck-and-roll-profile-for-seam-compression.webp\" alt=\"Perfil da ferramenta da segunda opera\u00e7\u00e3o, mostrando o mandril de costura e o rolo da segunda opera\u00e7\u00e3o antes da compress\u00e3o final da costura.\" class=\"wp-image-45784\" title=\"\" srcset=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Second-operation-tooling-chuck-and-roll-profile-for-seam-compression.webp 1000w, https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Second-operation-tooling-chuck-and-roll-profile-for-seam-compression-18x10.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Na segunda opera\u00e7\u00e3o, a ferramenta de perfil \u00e9 usada para alisar e comprimir a costura de cinco camadas at\u00e9 a espessura final.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"563\" src=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Second-operation-double-seaming-final-compression-and-ironing.webp\" alt=\"Na segunda opera\u00e7\u00e3o, o rolo de costura comprime e passa a ferro a costura dupla at\u00e9 atingir a espessura final, garantindo uma veda\u00e7\u00e3o herm\u00e9tica.\" class=\"wp-image-45783\" title=\"\" srcset=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Second-operation-double-seaming-final-compression-and-ironing.webp 1000w, https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Second-operation-double-seaming-final-compression-and-ironing-18x10.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">O segundo rolo de opera\u00e7\u00e3o comprime o encaixe, reduz o espa\u00e7o livre e for\u00e7a o composto de veda\u00e7\u00e3o para dentro dos microvazios, garantindo a integridade herm\u00e9tica.<\/figcaption><\/figure>\n\n\n\n<div class=\"note\">\n        <strong>Dica de engenharia:<\/strong> Na segunda opera\u00e7\u00e3o, a espessura da costura e o espa\u00e7o livre s\u00e3o pontos de controle cr\u00edticos. A faixa aceit\u00e1vel t\u00edpica \u00e9 de 1,15 a 1,35 mm, dependendo do tamanho e do material da lata.\n    <\/div>\n\n\n\n<p>Como observa um guia do setor, \u201ca segunda opera\u00e7\u00e3o \u00e9 a convers\u00e3o do encaixe mec\u00e2nico solto em uma unidade s\u00f3lida e herm\u00e9tica\u201d.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">M\u00e1quinas e ferramentas para costura dupla<\/h2>\n\n\n\n<p>As linhas de enlatamento utilizam m\u00e1quinas especializadas de dupla selagem. As modernas seladoras rotativas possuem um conjunto de cabe\u00e7otes de selagem m\u00faltiplos em uma torre girat\u00f3ria, permitindo que milhares de latas sejam seladas por minuto.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"726\" height=\"753\" src=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Bliss-No.12-automatic-double-seamer-historical-example.webp\" alt=\"Ilustra\u00e7\u00e3o da m\u00e1quina de costura dupla autom\u00e1tica Vintage Bliss n\u00ba 12 (in\u00edcio do s\u00e9culo XX)\" class=\"wp-image-45786\" title=\"\" srcset=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Bliss-No.12-automatic-double-seamer-historical-example.webp 726w, https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Bliss-No.12-automatic-double-seamer-historical-example-12x12.webp 12w\" sizes=\"(max-width: 726px) 100vw, 726px\" \/><figcaption class=\"wp-element-caption\">M\u00e1quina de selagem dupla de cabe\u00e7a \u00fanica Bliss n\u00ba 12 do in\u00edcio do s\u00e9culo XX \u2014 um marco inicial na selagem mecanizada de latas.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"563\" src=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Modern-rotary-double-seamer-with-multiple-seaming-heads.webp\" alt=\"M\u00e1quina rotativa moderna de alta velocidade para fechamento de latas, com m\u00faltiplas cabe\u00e7as de fechamento e mandris para fechamento duplo.\" class=\"wp-image-45785\" title=\"\" srcset=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Modern-rotary-double-seamer-with-multiple-seaming-heads.webp 1000w, https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Modern-rotary-double-seamer-with-multiple-seaming-heads-18x10.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">M\u00e1quina de costura dupla rotativa de alta velocidade: m\u00faltiplas cabe\u00e7as de costura em uma torre permitem produ\u00e7\u00e3o em massa e qualidade de costura consistente.<\/figcaption><\/figure>\n\n\n\n<p>Cada cabe\u00e7ote de costura cont\u00e9m as ferramentas principais: um mandril de costura motorizado, o primeiro rolo de opera\u00e7\u00e3o e o segundo rolo de opera\u00e7\u00e3o. O alinhamento preciso e a rigidez desses componentes s\u00e3o essenciais para uma qualidade de costura consistente.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"563\" src=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Seaming-head-close-up-chuck-and-rolls-sealing-aluminum-cans.webp\" alt=\"Close-up dos mandris e rolos de fechamento selando latas de alum\u00ednio para bebidas em uma linha de fechamento duplo rotativo.\" class=\"wp-image-45787\" title=\"\" srcset=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Seaming-head-close-up-chuck-and-rolls-sealing-aluminum-cans.webp 1000w, https:\/\/www.cnshining.com\/wp-content\/uploads\/2026\/03\/Seaming-head-close-up-chuck-and-rolls-sealing-aluminum-cans-18x10.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Detalhe da cabe\u00e7a de costura mostrando os mandris\/rolos durante a produ\u00e7\u00e3o \u2014 ferramentas essenciais que determinam o encaixe do gancho e a firmeza da costura.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Benef\u00edcios da costura dupla<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Alta confiabilidade<\/strong>Junta intertravada mecanicamente resistente que suporta press\u00e3o e v\u00e1cuo; veda\u00e7\u00e3o metal-metal dur\u00e1vel.<\/li>\n\n\n\n<li><strong>R\u00e1pido, Alto Rendimento<\/strong>As modernas m\u00e1quinas de fechamento rotativo processam milhares de latas por minuto.<\/li>\n\n\n\n<li><strong>Compatibilidade t\u00e9rmica e de retorta<\/strong>O selo mec\u00e2nico a frio tolera esteriliza\u00e7\u00e3o a vapor a 121\u00b0C sem sofrer degrada\u00e7\u00e3o.<\/li>\n<\/ul>\n\n\n\n<div class=\"note\">\n        <strong>Lembrete de compras:<\/strong> Ao comparar fornecedores, priorize aqueles que fornecem dados de conformidade das especifica\u00e7\u00f5es de costura (encaixe do gancho, sobreposi\u00e7\u00e3o, folga da costura, queda) em vez de apenas amostras visuais.\n    <\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Perguntas frequentes \u2013 Quest\u00f5es t\u00e9cnicas sobre costura dupla<\/h2>\n\n\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-1&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-1-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-1\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">P: Qual \u00e9 a porcentagem m\u00ednima aceit\u00e1vel de sobreposi\u00e7\u00e3o dos ganchos de cobertura?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-1\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-1-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p><strong>UM:<\/strong>&nbsp;O padr\u00e3o da ind\u00fastria normalmente exige uma sobreposi\u00e7\u00e3o de \u2265 45\u201350%, dependendo da especifica\u00e7\u00e3o da lata. Valores abaixo de 40% geralmente comprometem a integridade herm\u00e9tica durante testes de press\u00e3o ou v\u00e1cuo.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-2&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-2-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-2\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">P: Como voc\u00ea mede a espessura da costura e o espa\u00e7o livre?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-2\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-2-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p><strong>UM:<\/strong>&nbsp;Utilize um micr\u00f4metro de costura calibrado ou um microsc\u00f3pio de proje\u00e7\u00e3o em uma se\u00e7\u00e3o transversal cortada. O espa\u00e7o livre deve ser geralmente de 8 a 15 \u00b5m da espessura total da costura para permitir o fluxo do composto sem aperto excessivo.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-3&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-3-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-3\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">P: Costuras duplas podem suportar tanto v\u00e1cuo quanto press\u00e3o positiva?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-3\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-3-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p><strong>UM:<\/strong>&nbsp;Sim \u2013 costuras bem feitas suportam rotineiramente vegetais embalados a v\u00e1cuo (v\u00e1cuo de ~0,4\u20130,7 bar) e bebidas carbonatadas (press\u00e3o interna de at\u00e9 ~6\u20137 bar) quando dentro das especifica\u00e7\u00f5es.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-4&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-4-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-4\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">P: O que causa defeitos de &quot;corte repentino&quot; ou &quot;costura afiada&quot;?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-4\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-4-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p><strong>UM:<\/strong>&nbsp;Geralmente, isso ocorre devido ao desgaste ou desalinhamento do primeiro rolo de opera\u00e7\u00e3o, press\u00e3o excessiva do rolo ou encaixe incorreto do mandril. Esses defeitos comprometem a veda\u00e7\u00e3o composta e aumentam o risco de vazamento.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-5&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-5-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-5\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">P: A costura dupla \u00e9 compat\u00edvel com todos os materiais de latas met\u00e1licas?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-5\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-5-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p><strong>UM:<\/strong>&nbsp;Sim, latas de a\u00e7o (folha de flandres\/ECCS) e de alum\u00ednio utilizam costura dupla, mas as ferramentas (perfis de rolos, mandril) devem ser adequadas \u00e0 espessura e t\u00eampera do material para evitar rachaduras ou costuras soltas.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-6&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-6-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-6\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">P: Com que frequ\u00eancia os rolos e mandris de costura devem ser inspecionados?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-6\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-6-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p><strong>UM:<\/strong>&nbsp;No m\u00ednimo a cada 8 a 12 horas de produ\u00e7\u00e3o ou ap\u00f3s cada troca de ferramenta, verifique se h\u00e1 sulcos de desgaste, rebarbas ou altera\u00e7\u00f5es de di\u00e2metro que excedam a toler\u00e2ncia de 0,05 mm.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-7&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-7-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-7\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">P: Quais crit\u00e9rios de aceita\u00e7\u00e3o devem ser usados para latas\/tampas recebidas?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-7\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-7-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p><strong>UM:<\/strong>&nbsp;Exigir dados de desmontagem da costura do fornecedor: gancho do corpo \u22651,5 mm, gancho da cobertura \u22651,8 mm, sobreposi\u00e7\u00e3o \u226550%, folga da costura \u22640,12 mm, espessura da costura dentro de \u00b10,05 mm do valor alvo.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\t\t<div data-elementor-type=\"container\" data-elementor-id=\"45061\" class=\"elementor elementor-45061\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c370fa5 e-flex e-con-boxed e-con e-parent\" data-id=\"c370fa5\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-0c8b7c0 e-con-full e-flex e-con e-child\" data-id=\"0c8b7c0\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f5ac074 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"f5ac074\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0836143 e-con-full e-flex e-con e-child\" data-id=\"0836143\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-dba680a e-con-full e-flex e-con e-child\" data-id=\"dba680a\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-87d0a39 elementor-widget elementor-widget-image\" data-id=\"87d0a39\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.cnshining.com\/wp-content\/uploads\/elementor\/thumbs\/CEO-Pony-rl92dlnb7ws10luyx873mcxf7ywgvs77xv5lzan74g.webp\" title=\"CEO Pony\" alt=\"CEO Pony\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5930664 e-con-full e-flex e-con e-child\" data-id=\"5930664\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-f907e4b e-con-full e-flex e-con e-child\" data-id=\"f907e4b\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4639852 elementor-widget elementor-widget-heading\" data-id=\"4639852\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h6 class=\"elementor-heading-title elementor-size-default\">Pony Ma | CEO<\/h6>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-96f59b6 elementor-widget elementor-widget-text-editor\" data-id=\"96f59b6\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p data-path-to-node=\"7\">Com <b data-path-to-node=\"7\" data-index-in-node=\"5\">25 anos<\/b> Com experi\u00eancia em embalagens met\u00e1licas, dedicamo-nos a fornecer... <b data-path-to-node=\"7\" data-index-in-node=\"106\">solu\u00e7\u00f5es de embalagens sustent\u00e1veis<\/b> por meio de tecnologias inovadoras de alum\u00ednio. E compartilho regularmente insights sobre inova\u00e7\u00e3o em materiais e estrat\u00e9gias de fornecimento global para ajudar as marcas a se manterem competitivas.<\/p><p data-path-to-node=\"8\">Seja bem-vindo(a) ao nosso canal de conex\u00e3o! <a href=\"http:\/\/www.linkedin.com\/in\/bottle\" target=\"_blank\" rel=\"noopener nofollow\"><b data-path-to-node=\"8\" data-index-in-node=\"30\">LinkedIn<\/b><\/a> Para discutir as \u00faltimas tend\u00eancias do setor.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Explica\u00e7\u00e3o t\u00e9cnica da dupla costura para latas met\u00e1licas \u2013 opera\u00e7\u00f5es, ferramentas, veda\u00e7\u00e3o herm\u00e9tica, benef\u00edcios para engenheiros e compradores de embalagens de alimentos e bebidas.<\/p>","protected":false},"author":1,"featured_media":45789,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[92],"tags":[],"class_list":["post-45768","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aluminum-can"],"_links":{"self":[{"href":"https:\/\/www.cnshining.com\/pt\/wp-json\/wp\/v2\/posts\/45768","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cnshining.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cnshining.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cnshining.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cnshining.com\/pt\/wp-json\/wp\/v2\/comments?post=45768"}],"version-history":[{"count":2,"href":"https:\/\/www.cnshining.com\/pt\/wp-json\/wp\/v2\/posts\/45768\/revisions"}],"predecessor-version":[{"id":46673,"href":"https:\/\/www.cnshining.com\/pt\/wp-json\/wp\/v2\/posts\/45768\/revisions\/46673"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.cnshining.com\/pt\/wp-json\/wp\/v2\/media\/45789"}],"wp:attachment":[{"href":"https:\/\/www.cnshining.com\/pt\/wp-json\/wp\/v2\/media?parent=45768"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cnshining.com\/pt\/wp-json\/wp\/v2\/categories?post=45768"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cnshining.com\/pt\/wp-json\/wp\/v2\/tags?post=45768"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}