{"id":8718,"date":"2026-02-07T09:50:00","date_gmt":"2026-02-07T01:50:00","guid":{"rendered":"https:\/\/www.recycle-plant.com\/?post_type=info&#038;p=8718"},"modified":"2026-02-05T14:39:25","modified_gmt":"2026-02-05T06:39:25","slug":"how-the-sink-float-separation-tank-works","status":"publish","type":"info","link":"https:\/\/www.recycle-plant.com\/pt\/how-the-sink-float-separation-tank-works.html","title":{"rendered":"A Ci\u00eancia da Densidade: Como Funciona o Tanque de Separa\u00e7\u00e3o por Flutua\u00e7\u00e3o e Afundamento"},"content":{"rendered":"<p class=\"translation-block\">Como separar flocos de PET de tampas de garrafa (PE) e an\u00e9is (PP) automaticamente? A resposta est\u00e1 no <a href=\"https:\/\/www.recycle-plant.com\/pt\/washing-tank-5.html\">tanque de separa\u00e7\u00e3o por flutua\u00e7\u00e3o e afundamento<\/a>, uma aula magistral na aplica\u00e7\u00e3o da f\u00edsica b\u00e1sica aos desafios industriais.<\/p>    <p class=\"translation-block\">O princ\u00edpio \u00e9 <strong>separa\u00e7\u00e3o por densidade<\/strong>. PET tem uma densidade de aproximadamente 1,38g\/cm\u00b3, fazendo com que afunde na \u00e1gua. Por outro lado, PP e PE t\u00eam densidades menores que 1,0g\/cm\u00b3, permitindo que flutuem.<\/p>    <p class=\"translation-block\">Em nossa linha de lavagem de garrafas PET de alta capacidade, os flocos s\u00e3o agitados no tanque. Os \u201cafundadores\u201d (PET puro) s\u00e3o coletados por um transportador de parafuso na parte inferior, enquanto os \u201cflutuadores\u201d (r\u00f3tulos e tampas) s\u00e3o removidos da superf\u00edcie. Para alcan\u00e7ar a maior  pureza dos flocos de PET , recomendamos uma configura\u00e7\u00e3o em m\u00faltiplas etapas. Isso garante que at\u00e9 os menores fragmentos de contaminantes flutuantes sejam removidos, deixando um produto final que atende aos requisitos internacionais mais rigorosos.<\/p>    <figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"720\" height=\"540\" src=\"https:\/\/www.recycle-plant.com\/wp-content\/uploads\/2026\/02\/Sink-Float-Separation-Tank-Works.webp\" alt=\"Tanque de Separa\u00e7\u00e3o por Flutua\u00e7\u00e3o e Afundamento\" class=\"wp-image-8719\" srcset=\"https:\/\/www.recycle-plant.com\/wp-content\/uploads\/2026\/02\/Sink-Float-Separation-Tank-Works.webp 720w, https:\/\/www.recycle-plant.com\/wp-content\/uploads\/2026\/02\/Sink-Float-Separation-Tank-Works-360x270.webp 360w, https:\/\/www.recycle-plant.com\/wp-content\/uploads\/2026\/02\/Sink-Float-Separation-Tank-Works-180x135.webp 180w, https:\/\/www.recycle-plant.com\/wp-content\/uploads\/2026\/02\/Sink-Float-Separation-Tank-Works-16x12.webp 16w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><figcaption class=\"wp-element-caption\">Tanque de Separa\u00e7\u00e3o por Flutua\u00e7\u00e3o e Afundamento<\/figcaption><\/figure>","protected":false},"excerpt":{"rendered":"<p>How do you separate PET flakes from bottle caps (PE) and rings (PP) automatically? The answer lies in the Sink-float separation tank, a masterclass in applying basic physics to industrial challenges. The principle is density separation. PET has a density of ~1.38g\/cm\u00b3, causing it to sink in water. Conversely, PP and PE have densities less [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8719,"parent":0,"template":"","tags":[134],"info-type":[3],"class_list":["post-8718","info","type-info","status-publish","has-post-thumbnail","hentry","tag-pet","info-type-knowledge-base"],"taxonomy_info":{"post_tag":[{"value":134,"label":"PET"}],"info-type":[{"value":3,"label":"Knowledge Base"}]},"featured_image_src_large":["https:\/\/www.recycle-plant.com\/wp-content\/uploads\/2026\/02\/Sink-Float-Separation-Tank-Works.webp",720,540,false],"author_info":{"display_name":"Ella","author_link":"https:\/\/www.recycle-plant.com\/pt\/author\/admin\/"},"comment_info":"","_links":{"self":[{"href":"https:\/\/www.recycle-plant.com\/pt\/wp-json\/wp\/v2\/info\/8718","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.recycle-plant.com\/pt\/wp-json\/wp\/v2\/info"}],"about":[{"href":"https:\/\/www.recycle-plant.com\/pt\/wp-json\/wp\/v2\/types\/info"}],"author":[{"embeddable":true,"href":"https:\/\/www.recycle-plant.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.recycle-plant.com\/pt\/wp-json\/wp\/v2\/media\/8719"}],"wp:attachment":[{"href":"https:\/\/www.recycle-plant.com\/pt\/wp-json\/wp\/v2\/media?parent=8718"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.recycle-plant.com\/pt\/wp-json\/wp\/v2\/tags?post=8718"},{"taxonomy":"info-type","embeddable":true,"href":"https:\/\/www.recycle-plant.com\/pt\/wp-json\/wp\/v2\/info-type?post=8718"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}