{"id":500,"date":"2022-10-24T18:05:24","date_gmt":"2022-10-24T10:05:24","guid":{"rendered":"https:\/\/plastic-machines.org\/?post_type=info&#038;p=500"},"modified":"2024-12-27T14:06:29","modified_gmt":"2024-12-27T06:06:29","slug":"how-to-solve-the-problem-of-black-spots-on-plastic-pellets","status":"publish","type":"info","link":"https:\/\/plastic-machines.org\/pt\/info\/how-to-solve-the-problem-of-black-spots-on-plastic-pellets\/","title":{"rendered":"Como resolver o problema das manchas pretas em pellets de pl\u00e1stico?"},"content":{"rendered":"<p class=\"translation-block\">No processo de granula\u00e7\u00e3o de pl\u00e1stico, \u00e9 um problema relativamente comum encontrar pontos pretos nos gr\u00e2nulos. \u00c9 um problema da <a href=\"https:\/\/plastic-machines.org\/pt\/product\/plastic-extruder-machine\/\">m\u00e1quina de gr\u00e2nulos de pl\u00e1stico<\/a>, um problema de mat\u00e9rias-primas ou outros fatores que levam a tal fen\u00f3meno? Na verdade, o problema dos pontos pretos no processo de granula\u00e7\u00e3o \u00e9 um fen\u00f3meno de falha comum, especialmente nos gr\u00e2nulos de cor clara mais \u00f3bvio. Ent\u00e3o, como podemos melhorar este problema?<\/p>   <div class=\"wp-block-image\"> <figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"720\" height=\"540\" src=\"https:\/\/plastic-machines.org\/wp-content\/uploads\/2022\/10\/black-spots-on-plastic-pellets.jpg\" alt=\"manchas pretas em pellets de pl\u00e1stico\" class=\"wp-image-501\" srcset=\"https:\/\/plastic-machines.org\/wp-content\/uploads\/2022\/10\/black-spots-on-plastic-pellets.jpg 720w, https:\/\/plastic-machines.org\/wp-content\/uploads\/2022\/10\/black-spots-on-plastic-pellets-300x225.jpg 300w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><figcaption class=\"wp-element-caption\">manchas pretas em pellets de pl\u00e1stico<\/figcaption><\/figure> <\/div>   <p>Essas manchas pretas s\u00e3o a deteriora\u00e7\u00e3o t\u00e9rmica pl\u00e1stica residual da peletizadora de pl\u00e1stico ap\u00f3s o carboneto, a fim de garantir a qualidade dos pellets de pl\u00e1stico, a equipe deve limpar frequentemente o carboneto da m\u00e1quina.<\/p>    <p>Use pl\u00e1stico mais duro ou seu material de retorno e \u00f3leo mineral branco para limpeza, e a temperatura deve ser aumentada adequadamente em 10~15\u00b0C. Neste momento, a capacidade de plastifica\u00e7\u00e3o da pequena extrusora deve ser considerada. Para extrusoras de grande e m\u00e9dio porte que podem plastificar pl\u00e1sticos de peso molecular ultra-alto, elas podem ser limpas com pl\u00e1sticos de peso molecular ultra-alto ou seus materiais de retorno e \u00f3leo mineral branco. Porque a dureza dos pl\u00e1sticos de alt\u00edssimo peso molecular \u00e9 melhor, e quando a temperatura \u00e9 alta, o objeto de limpeza ser\u00e1 amolecido, facilitando a queda, o que \u00e9 ben\u00e9fico para os carbonetos transportados pelo pl\u00e1stico fundido.<\/p>   <div class=\"wp-block-image\"> <figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"720\" height=\"540\" src=\"https:\/\/plastic-machines.org\/wp-content\/uploads\/2022\/06\/plastic-pellet-making-machine1.webp\" alt=\"m\u00e1quina de granula\u00e7\u00e3o pl\u00e1stica\" class=\"wp-image-477\" srcset=\"https:\/\/plastic-machines.org\/wp-content\/uploads\/2022\/06\/plastic-pellet-making-machine1.webp 720w, https:\/\/plastic-machines.org\/wp-content\/uploads\/2022\/06\/plastic-pellet-making-machine1-300x225.webp 300w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><\/figure> <\/div>   <p>Durante o processo de limpeza, a velocidade da peletizadora de pl\u00e1stico pode ser alternada repetidamente entre baixa e alta velocidade. Se ainda houver carga sobressalente do motor, voc\u00ea pode parar e reiniciar repetidamente a extrusora v\u00e1rias vezes durante a opera\u00e7\u00e3o, o que pode melhorar o efeito de limpeza. Quando o carboneto no pl\u00e1stico fundido for obviamente reduzido, ajuste gradualmente \u00e0 temperatura apropriada e, em seguida, \u00e0 produ\u00e7\u00e3o normal.<\/p>","protected":false},"excerpt":{"rendered":"<p>In the process of plastic granulation, it is a relatively common problem to encounter black spots on the pellets. Is it the problem of plastic pellet machine, the problem of raw materials, or other factors that lead to such a phenomenon? In fact, the problem of black spots in the granulation process is a common [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":477,"parent":0,"template":"","tags":[85],"info-type":[11],"class_list":["post-500","info","type-info","status-publish","has-post-thumbnail","hentry","tag-granule-knowledge","info-type-news"],"taxonomy_info":{"post_tag":[{"value":85,"label":"granule knowledge"}],"info-type":[{"value":11,"label":"News"}]},"featured_image_src_large":["https:\/\/plastic-machines.org\/wp-content\/uploads\/2022\/06\/plastic-pellet-making-machine1.webp",720,540,false],"author_info":{"display_name":"Ella","author_link":"https:\/\/plastic-machines.org\/pt\/author\/admin\/"},"comment_info":"","_links":{"self":[{"href":"https:\/\/plastic-machines.org\/pt\/wp-json\/wp\/v2\/info\/500","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/plastic-machines.org\/pt\/wp-json\/wp\/v2\/info"}],"about":[{"href":"https:\/\/plastic-machines.org\/pt\/wp-json\/wp\/v2\/types\/info"}],"author":[{"embeddable":true,"href":"https:\/\/plastic-machines.org\/pt\/wp-json\/wp\/v2\/users\/1"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/plastic-machines.org\/pt\/wp-json\/wp\/v2\/media\/477"}],"wp:attachment":[{"href":"https:\/\/plastic-machines.org\/pt\/wp-json\/wp\/v2\/media?parent=500"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/plastic-machines.org\/pt\/wp-json\/wp\/v2\/tags?post=500"},{"taxonomy":"info-type","embeddable":true,"href":"https:\/\/plastic-machines.org\/pt\/wp-json\/wp\/v2\/info-type?post=500"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}