{"id":406,"date":"2023-07-28T01:53:00","date_gmt":"2023-07-28T01:53:00","guid":{"rendered":"https:\/\/srtub.com\/?p=406"},"modified":"2023-07-28T01:53:00","modified_gmt":"2023-07-28T01:53:00","slug":"ce-factori-au-un-impact-mai-mare-asupra-manecilor-de-silicon","status":"publish","type":"post","link":"https:\/\/srtub.com\/ro\/ce-factori-au-un-impact-mai-mare-asupra-manecilor-de-silicon\/","title":{"rendered":"Ce factori au un impact mai mare asupra man\u0219oanelor de silicon?"},"content":{"rendered":"<p>Se poate spune c\u0103 man\u0219onul de silicon este un material mai important \u00een via\u021ba de zi cu zi, \u00een special \u00een unele aspecte chimice \u0219i industriale, dar toleran\u021ba unor tuburi de silicon este diferit\u0103, ceea ce afecteaz\u0103 toleran\u021ba man\u0219onului de silicon Care sunt principalii factori de dimensiune? Ast\u0103zi Srtub v\u0103 va ajuta s\u0103 o introduce\u021bi.<\/p>\n<p>Primul caz: datorit\u0103 influen\u021bei temperaturii capului ma\u0219inii.<\/p>\n<p>\u00cen acelea\u0219i condi\u021bii de extrudare, dac\u0103 temperatura capului ma\u0219inii este prea sc\u0103zut\u0103, diametrul interior al man\u0219onului de silicon extrudat devine mai mare, iar grosimea peretelui furtunului de silicon devine mai sub\u021bire; c\u00e2nd temperatura de extrudare este mai mare, diametrul interior al furtunului de silicon devine mai mic, apoi grosimea peretelui furtunului de silicon devine mai groas\u0103.<\/p>\n<p>Al doilea caz: datorit\u0103 influen\u021bei punctului de topire \u0219i fluidit\u0103\u021bii materialului extrudat.<\/p>\n<p>Fluiditatea materialului este str\u00e2ns legat\u0103 de temperatur\u0103. Pe m\u0103sur\u0103 ce temperatura cre\u0219te, v\u00e2scozitatea aparent\u0103 a materialului scade, iar fluiditatea este bun\u0103. Atunci c\u00e2nd temperatura capului ma\u0219inii este sc\u0103zut\u0103, v\u00e2scozitatea aparent\u0103 a materialului este mai mare, iar fluiditatea este slab\u0103. Extrudarea for\u021bat\u0103 cre\u0219te presiunea capului ma\u0219inii, iar piesele tubulare brute eliberate sufer\u0103 o revenire elastic\u0103 datorit\u0103 eliber\u0103rii tensiunii, iar gradul lor de expansiune este, de asemenea, acela\u0219i ca \u00eenainte. Acesta este direct propor\u021bional cu presiunea \u0219i, \u00een acela\u0219i timp, fluiditatea slab\u0103 a materialului face ca materialul s\u0103 extind\u0103 mai pu\u021bin, rezult\u00e2nd un diametru interior mai mare al furtunului de silicon \u0219i o grosime mai sub\u021bire a peretelui. Pe m\u0103sur\u0103 ce temperatura cre\u0219te treptat, performan\u021ba de curgere a materialului extrudat \u00een capul ma\u0219inii se \u00eembun\u0103t\u0103\u021be\u0219te, presiunea capului ma\u0219inii se reduce, iar recuperarea elastic\u0103 a \u021bevii matri\u021bei este, de asemenea, redus\u0103 din cauza stresului, iar diametrul interior al extrud\u0103rii este redus; pe de alt\u0103 parte , Cantitatea de material extrudat cre\u0219te odat\u0103 cu \u00eembun\u0103t\u0103\u021birea performan\u021bei de curgere, ceea ce face ca peretele furtunului din silicon s\u0103 fie mai gros.<\/p>\n<div id=\"attachment_376\" style=\"width: 1446px\" class=\"wp-caption alignnone\"><img fetchpriority=\"high\" decoding=\"async\" aria-describedby=\"caption-attachment-376\" class=\"wp-image-376\" src=\"https:\/\/srtub.com\/wp-content\/uploads\/2023\/07\/Silicone-Tubing-300x216.jpeg\" alt=\"Tubulatur\u0103 de silicon\" width=\"1436\" height=\"1034\" srcset=\"https:\/\/srtub.com\/wp-content\/uploads\/2023\/07\/Silicone-Tubing-18x12.jpeg 18w, https:\/\/srtub.com\/wp-content\/uploads\/2023\/07\/Silicone-Tubing-200x144.jpeg 200w, https:\/\/srtub.com\/wp-content\/uploads\/2023\/07\/Silicone-Tubing-300x216.jpeg 300w, https:\/\/srtub.com\/wp-content\/uploads\/2023\/07\/Silicone-Tubing-400x289.jpeg 400w, https:\/\/srtub.com\/wp-content\/uploads\/2023\/07\/Silicone-Tubing.jpeg 499w\" sizes=\"(max-width: 1436px) 100vw, 1436px\" \/><p id=\"caption-attachment-376\" class=\"wp-caption-text\">Tubulatur\u0103 de silicon<\/p><\/div>\n<p>Al treilea caz: influen\u021ba diferitelor viteze ale \u0219uruburilor \u0219i viteze de trac\u021biune.<\/p>\n<p>La aceea\u0219i temperatur\u0103, diametrul \u0219i grosimea peretelui man\u0219onului de silicon extrudat au o mare leg\u0103tur\u0103 cu viteza \u0219urubului \u0219i viteza de trac\u021biune. Pe m\u0103sur\u0103 ce viteza de extrudare cre\u0219te, diametrul interior al man\u0219onului de silicon va deveni mai mare, iar peretele tubului va deveni mai sub\u021bire. Cu c\u00e2t temperatura matri\u021bei este mai sc\u0103zut\u0103, cu at\u00e2t aceast\u0103 schimbare va fi mai evident\u0103. Acest lucru se datoreaz\u0103 \u00een principal faptului c\u0103, pe m\u0103sur\u0103 ce viteza de extrudare cre\u0219te, de\u0219i v\u00e2scozitatea materialului scade odat\u0103 cu cre\u0219terea tensiunii de forfecare (rezisten\u021ba la forfecare), datorit\u0103 presiunii ridicate de prelucrare a siliconului topit, v\u00e2scozitatea cre\u0219te odat\u0103 cu cre\u0219terea presiunii de extrudare. Aceasta a fost, de asemenea, \u00eembun\u0103t\u0103\u021bit\u0103. \u00cen acest moment, performan\u021ba de curgere a materialului depinde \u00een mare m\u0103sur\u0103 de temperatura de \u00eenc\u0103lzire extern\u0103.<\/p>\n<div id=\"attachment_322\" style=\"width: 1426px\" class=\"wp-caption alignnone\"><img decoding=\"async\" aria-describedby=\"caption-attachment-322\" class=\"wp-image-322\" src=\"https:\/\/srtub.com\/wp-content\/uploads\/2023\/07\/Medical-Grade-Silicone-Tubing-1-300x186.jpg\" alt=\"Tuburi din silicon de grad medical\" width=\"1416\" height=\"878\" srcset=\"https:\/\/srtub.com\/wp-content\/uploads\/2023\/07\/Medical-Grade-Silicone-Tubing-1-18x12.jpg 18w, https:\/\/srtub.com\/wp-content\/uploads\/2023\/07\/Medical-Grade-Silicone-Tubing-1-200x124.jpg 200w, https:\/\/srtub.com\/wp-content\/uploads\/2023\/07\/Medical-Grade-Silicone-Tubing-1-300x186.jpg 300w, https:\/\/srtub.com\/wp-content\/uploads\/2023\/07\/Medical-Grade-Silicone-Tubing-1.jpg 400w\" sizes=\"(max-width: 1416px) 100vw, 1416px\" \/><p id=\"caption-attachment-322\" class=\"wp-caption-text\">Tuburi din silicon de grad medical<\/p><\/div>\n<p>Man\u0219on din silicon<\/p>\n<p>Sper c\u0103 con\u021binutul de mai sus este util pentru munca dvs. Dac\u0103 ave\u021bi \u00eentreb\u0103ri despre man\u0219oanele din silicon, v\u0103 rug\u0103m s\u0103 nu ezita\u021bi s\u0103 contacta\u021bi Srtub.<\/p>\n<p>WhatsApp\/Wechat: +86 13075286997<\/p>\n<p>Email: sales@srtub.com<\/p>\n\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f57-o1\" lang=\"en-US\" dir=\"ltr\" data-wpcf7-id=\"57\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/ro\/wp-json\/wp\/v2\/posts\/406#wpcf7-f57-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"Formular de contact\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/ro\/wp-json\/wp\/v2\/posts\/406#wpcf7-f57-o1\">\n<fieldset 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[&#8230;]<\/p>","protected":false},"author":1,"featured_media":376,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"_joinchat":[],"footnotes":""},"categories":[25],"tags":[],"class_list":["post-406","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technology"],"jetpack_featured_media_url":"https:\/\/srtub.com\/wp-content\/uploads\/2023\/07\/Silicone-Tubing.jpeg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/srtub.com\/ro\/wp-json\/wp\/v2\/posts\/406","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/srtub.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/srtub.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/srtub.com\/ro\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/srtub.com\/ro\/wp-json\/wp\/v2\/comments?post=406"}],"version-history":[{"count":1,"href":"https:\/\/srtub.com\/ro\/wp-json\/wp\/v2\/posts\/406\/revisions"}],"predecessor-version":[{"id":407,"href":"https:\/\/srtub.com\/ro\/wp-json\/wp\/v2\/posts\/406\/revisions\/407"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/srtub.com\/ro\/wp-json\/wp\/v2\/media\/376"}],"wp:attachment":[{"href":"https:\/\/srtub.com\/ro\/wp-json\/wp\/v2\/media?parent=406"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/srtub.com\/ro\/wp-json\/wp\/v2\/categories?post=406"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/srtub.com\/ro\/wp-json\/wp\/v2\/tags?post=406"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}