{"id":5941,"date":"2026-04-08T22:26:39","date_gmt":"2026-04-08T22:26:39","guid":{"rendered":"https:\/\/www.sungda.com\/pt-pt\/post\/causes-of-conveyor-belt-elongation-and-solutions-pt-pt"},"modified":"2026-04-08T22:26:39","modified_gmt":"2026-04-08T22:26:39","slug":"causes-of-conveyor-belt-elongation-and-solutions-pt-pt","status":"publish","type":"post","link":"https:\/\/www.sungda.com\/pt-pt\/index.php\/causes-of-conveyor-belt-elongation-and-solutions-pt-pt\/","title":{"rendered":"Causas do Alongamento da Correia Transportadora e Solu\u00e7\u00f5es"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"395\" src=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2020\/05\/6092430c024dc-1024x395.jpg\" alt=\"\" class=\"wp-image-1946\" srcset=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2020\/05\/6092430c024dc-1024x395.jpg 1024w, https:\/\/www.sungda.com\/wp-content\/uploads\/2020\/05\/6092430c024dc-768x297.jpg 768w, https:\/\/www.sungda.com\/wp-content\/uploads\/2020\/05\/6092430c024dc.jpg 1028w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Existem alguns problemas que continuam a ser inevit\u00e1veis, independentemente do m\u00e9todo de produ\u00e7\u00e3o, como o alongamento. Os fabricantes de correias transportadoras, tamb\u00e9m conhecidas como correias de transmiss\u00e3o, produzem artigos compostos de borracha, fibra, metal, ou combina\u00e7\u00f5es de pl\u00e1stico e tecido, utilizados em correias transportadoras para suportar e transportar materiais. As correias transportadoras s\u00e3o amplamente utilizadas em ind\u00fastrias como cimento, coque, metalurgia, qu\u00edmica, siderurgia e outras, onde a dist\u00e2ncia de transporte \u00e9 curta e o volume transportado \u00e9 reduzido.<\/p>\n\n\n\n<p>O alongamento da correia transportadora refere-se ao fen\u00f3meno em que, ap\u00f3s um per\u00edodo de utiliza\u00e7\u00e3o, o comprimento da correia se estende uma certa medida em compara\u00e7\u00e3o com o comprimento original. Isto faz com que o comprimento real da correia n\u00e3o se ajuste completamente ao transportador, criando folgas durante o funcionamento, o que afeta a efici\u00eancia global do sistema.<\/p>\n\n\n\n<p>Independentemente do material utilizado, consoante o modelo da correia transportadora, ocorrer\u00e1 sempre algum grau de alongamento.<\/p>\n\n\n\n<p><strong><span class=\"has-inline-color has-vivid-cyan-blue-color\">Teste de alongamento \u00e0 rotura:<\/span><\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"577\" height=\"329\" src=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2021\/12\/Elongation-at-break-tester-1.jpg\" alt=\"\" class=\"wp-image-2485\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"677\" height=\"454\" src=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2021\/12\/Elongation-Illustration.png\" alt=\"\" class=\"wp-image-2457\"\/><\/figure>\n\n\n\n<p>Existem aproximadamente tr\u00eas formas de alongamento nas correias transportadoras: alongamento el\u00e1stico, alongamento estrutural e alongamento permanente. As causas e consequ\u00eancias de cada um destes tipos de alongamento s\u00e3o distintas.<\/p>\n\n\n\n<p>1. O alongamento el\u00e1stico \u00e9 a parte do alongamento que surge na correia transportadora durante a acelera\u00e7\u00e3o inicial ou a desacelera\u00e7\u00e3o ao travar. Normalmente, este alongamento pode ser eliminado ap\u00f3s a aplica\u00e7\u00e3o de press\u00e3o ou tens\u00e3o.<\/p>\n\n\n\n<p>2. O alongamento estrutural deve-se maioritariamente ao padr\u00e3o de tecelagem do tecido, e n\u00e3o \u00e0 mat\u00e9ria-prima t\u00eaxtil utilizada. Nas tecelagens comuns, os fios de urdume dobrados endireitam-se quando \u00e9 aplicada uma carga, provocando o estiramento da correia transportadora, sendo que parte deste estiramento n\u00e3o recupera a forma original.<\/p>\n\n\n\n<p>3. Por fim, a altera\u00e7\u00e3o permanente no comprimento do modelo da correia transportadora \u00e9 a mais irrevers\u00edvel em todas as situa\u00e7\u00f5es. Esta altera\u00e7\u00e3o inclui a varia\u00e7\u00e3o de comprimento causada pelo alongamento da estrutura fibrosa base, bem como parte do alongamento el\u00e1stico e do alongamento estrutural n\u00e3o recuper\u00e1vel.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"438\" src=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2021\/01\/workshop1-1-1024x429-1.jpg\" alt=\"\" class=\"wp-image-1445\" srcset=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2021\/01\/workshop1-1-1024x429-1.jpg 1024w, https:\/\/www.sungda.com\/wp-content\/uploads\/2021\/01\/workshop1-1-1024x429-1-768x329.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"423\" src=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/Conveyor-belt-work-shop-1024x423.jpg\" alt=\"\" class=\"wp-image-1335\" srcset=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/Conveyor-belt-work-shop-1024x423.jpg 1024w, https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/Conveyor-belt-work-shop-768x317.jpg 768w, https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/Conveyor-belt-work-shop.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"241\" src=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/Conveyor-belt-test-equipment-s-1024x241.jpg\" alt=\"\" class=\"wp-image-1332\" srcset=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/Conveyor-belt-test-equipment-s-1024x241.jpg 1024w, https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/Conveyor-belt-test-equipment-s-768x181.jpg 768w, https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/Conveyor-belt-test-equipment-s.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"402\" src=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/belt-vulcanization-workshop-1024x402.jpg\" alt=\"\" class=\"wp-image-1301\" srcset=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/belt-vulcanization-workshop-1024x402.jpg 1024w, https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/belt-vulcanization-workshop-768x301.jpg 768w, https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/belt-vulcanization-workshop.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"367\" src=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/SUNGDA-conveyor-belt-1024x367.jpg\" alt=\"\" class=\"wp-image-1334\" srcset=\"https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/SUNGDA-conveyor-belt-1024x367.jpg 1024w, https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/SUNGDA-conveyor-belt-768x275.jpg 768w, https:\/\/www.sungda.com\/wp-content\/uploads\/2014\/05\/SUNGDA-conveyor-belt.jpg 300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Existem alguns problemas que continuam a ser inevit\u00e1veis, independentemente do m\u00e9todo de produ\u00e7\u00e3o, como o alongamento. Os fabricantes de correias transportadoras, tamb\u00e9m conhecidas como correias de transmiss\u00e3o, produzem artigos compostos de borracha, fibra, metal, ou combina\u00e7\u00f5es de pl\u00e1stico e tecido, utilizados em correias transportadoras para suportar e transportar materiais. As correias transportadoras s\u00e3o amplamente utilizadas [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":895,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[633],"tags":[2122,659],"class_list":["post-5941","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-techinical-news-pt-pt","tag-elongation-pt-pt","tag-rubber-conveyor-belt-pt-pt"],"_links":{"self":[{"href":"https:\/\/www.sungda.com\/pt-pt\/index.php\/wp-json\/wp\/v2\/posts\/5941","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sungda.com\/pt-pt\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sungda.com\/pt-pt\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/pt-pt\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/pt-pt\/index.php\/wp-json\/wp\/v2\/comments?post=5941"}],"version-history":[{"count":0,"href":"https:\/\/www.sungda.com\/pt-pt\/index.php\/wp-json\/wp\/v2\/posts\/5941\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/pt-pt\/index.php\/wp-json\/wp\/v2\/media\/895"}],"wp:attachment":[{"href":"https:\/\/www.sungda.com\/pt-pt\/index.php\/wp-json\/wp\/v2\/media?parent=5941"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sungda.com\/pt-pt\/index.php\/wp-json\/wp\/v2\/categories?post=5941"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sungda.com\/pt-pt\/index.php\/wp-json\/wp\/v2\/tags?post=5941"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}