{"id":1319,"date":"2026-06-12T03:56:22","date_gmt":"2026-06-12T03:56:22","guid":{"rendered":"https:\/\/xflsrmolding.com\/?p=1319"},"modified":"2026-06-12T05:59:14","modified_gmt":"2026-06-12T05:59:14","slug":"why-clean-room-lsr-injection-molding-fails-when-you-apply-thermoplastic-mold-logic","status":"publish","type":"post","link":"https:\/\/xflsrmolding.com\/sl\/why-clean-room-lsr-injection-molding-fails-when-you-apply-thermoplastic-mold-logic\/","title":{"rendered":"Brizganje LSR v \u010distem prostoru: napake v logiki termoplastov"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"1319\" class=\"elementor elementor-1319\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1ad84459 e-flex e-con-boxed e-con e-parent\" data-id=\"1ad84459\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-5da02fc6 e-con-full e-flex e-con e-child\" data-id=\"5da02fc6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5748b24d elementor-widget elementor-widget-heading\" data-id=\"5748b24d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Blog<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2ad221ee elementor-icon-list--layout-inline elementor-align-center elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"2ad221ee\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/xflsrmolding.com\/sl\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Domov<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/xflsrmolding.com\/sl\/blog\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-right\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M285.476 272.971L91.132 467.314c-9.373 9.373-24.569 9.373-33.941 0l-22.667-22.667c-9.357-9.357-9.375-24.522-.04-33.901L188.505 256 34.484 101.255c-9.335-9.379-9.317-24.544.04-33.901l22.667-22.667c9.373-9.373 24.569-9.373 33.941 0L285.475 239.03c9.373 9.372 9.373 24.568.001 33.941z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Blog<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-right\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M285.476 272.971L91.132 467.314c-9.373 9.373-24.569 9.373-33.941 0l-22.667-22.667c-9.357-9.357-9.375-24.522-.04-33.901L188.505 256 34.484 101.255c-9.335-9.379-9.317-24.544.04-33.901l22.667-22.667c9.373-9.373 24.569-9.373 33.941 0L285.475 239.03c9.373 9.372 9.373 24.568.001 33.941z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Napake pri na\u010drtovanju brizganja LSR v \u010distih prostorih<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7e6fe587 e-flex e-con-boxed e-con e-parent\" data-id=\"7e6fe587\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-54518e53 elementor-widget elementor-widget-heading\" data-id=\"54518e53\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Zakaj brizganje LSR v \u010distem prostoru ne uspe, \u010de uporabite logiko za termoplasti\u010dne kalupe<\/h1>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-699df9be e-flex e-con-boxed e-con e-parent\" data-id=\"699df9be\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-37f4e21c elementor-share-buttons--view-icon 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class=\"elementor-element elementor-element-13e8ee5b elementor-widget elementor-widget-image\" data-id=\"13e8ee5b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/xflsrmolding.com\/sl\/trgi\/\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"896\" src=\"https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/06\/Clean_room_injection_molding.jpg\" class=\"attachment-full size-full wp-image-1321\" alt=\"brizganje LSR v \u010disti sobi\" srcset=\"https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/06\/Clean_room_injection_molding.jpg 1200w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/06\/Clean_room_injection_molding-300x224.jpg 300w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/06\/Clean_room_injection_molding-1024x765.jpg 1024w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/06\/Clean_room_injection_molding-768x573.jpg 768w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/06\/Clean_room_injection_molding-16x12.jpg 16w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\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\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4ba0bc9d e-flex e-con-boxed e-con e-parent\" data-id=\"4ba0bc9d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3b8438e elementor-widget elementor-widget-text-editor\" data-id=\"3b8438e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div><div>\u2013 LSR se strjuje pod vplivom toplote. Termoplasti\u010dni postopek, pri katerem se masa ohladi in strdi, povzro\u010da premalo iztisnjene izdelke, odlitke in odpadni material.<\/div><div>\u2013 Nadzor temperature hladnega kanala je nasprotje zasnove vro\u010dega kanala. \u010ce se pri tem zmoti\u0161, se material strdi, \u0161e preden dose\u017ee votlino.<\/div><div>\u2013 Viskoznost LSR-a v bli\u017eini vode pomeni, da je za nadzor izhlapevanja potrebno uporabiti mikroodprtine, vakuumsko podporo in natan\u010dnost lo\u010dilne \u010drte, kar pri termoplastih ni potrebno.<\/div><div>\u2013 Dimenzijska stabilnost v <a href=\"https:\/\/xflsrmolding.com\/sl\/trgi\/\">medicinsko LSR-oblikovanje<\/a> zahteva upo\u0161tevanje usmerjenega kr\u010denja in sprememb po strjevanju, ne pa izra\u010duna kr\u010denja zaradi ohlajevanja, ki se uporablja pri termoplastih.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-57132280 e-flex e-con-boxed e-con e-parent\" data-id=\"57132280\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-70d2eff4 elementor-widget elementor-widget-text-editor\" data-id=\"70d2eff4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div><div>Podjetje za medicinske pripomo\u010dke je obstoje\u010do termoplasti\u010dno zasnovo preneslo v projekt kalupa za LSR. Na papirju je orodje izgledalo pravilno. Vendar so se med prvim vzor\u010denjem na vseh vdolbinah pojavili odlitki. Dimenzijska odstopanja so se spreminjala od posameznega odlitka do odlitka. Pilotna validacija ni uspela.<\/div><div>To te\u017eavo pogosto opa\u017eamo pri projektih prenosa kalupov. Glavni vzrok redko le\u017ei v kalupnem jeklu ali stiskalnici. Vzrok je v logiki.<\/div><div>In\u017eenirji pri projektih s teko\u010do silikonsko gumo uporabljajo predpostavke iz podro\u010dja oblikovanja termoplastov. Teko\u010da silikonska guma pa vsako od teh predpostavk ovr\u017ee.<\/div><div><a href=\"https:\/\/xflsrmolding.com\/sl\/trgi\/\">Brizganje LSR v \u010distem prostoru<\/a> To se ne obnese, \u010de in\u017eenirji to obravnavajo kot termoplasti\u010dno oblikovanje z drugim materialom. LSR se strjuje s toploto, namesto da bi se strdil z ohlajevanjem. Ta edina razlika pomeni, da je treba vse predpostavke pri na\u010drtovanju kalupa \u2013 temperaturo dovodnega kanala, globino odzra\u010devalnih odprtin in kompenzacijo kr\u010denja \u2013 ponovno oblikovati od za\u010detka.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-611dea78 e-flex e-con-boxed e-con e-parent\" data-id=\"611dea78\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-74e4a74d elementor-widget elementor-widget-text-editor\" data-id=\"74e4a74d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div><h2>Zakaj brizganje LSR v \u010distem prostoru zahteva druga\u010dno strategijo oblikovanja kalupa<\/h2><br \/><div>Ta vzorec opa\u017eamo redno. Oblikovalec kalupov s petnajstimi leti izku\u0161enj na podro\u010dju termoplastov se loti projekta LSR. Geometrija orodja izgleda znano. Postavitev vtokov sledi standardni praksi. Nato pa se prvi vzorci izka\u017eejo za napa\u010dne.<\/div><br \/><div>Te\u017eava se za\u010dne pri temperaturi. Pri termoplasti\u010dnih kalupih se material ohlaja, da se strdi. Temperature v kalupih ostajajo pod 170 stopinj Fahrenheita. Pri kalupih za LSR se material segreva, da se strdi, pri \u010demer temperature zna\u0161ajo med 320 in 420 stopinj Fahrenheita. To ni le majhna prilagoditev. Gre za popolno preobrat v toplotni strategiji.<\/div><br \/><div>\u010ce se temperatura kalupa med strjevanjem ne nadzoruje, \u010de nekdo pri izdelavi kalupa namesto nadzora ogrevanja upo\u0161teva le hlajenje, se material strjuje neenakomerno. Pri tem pride do pomanjkljivih odlitkov, pri katerih se material v tankih delih strjuje prehitro. Zaradi prezgodnje mre\u017ene povezave nastanejo izmeti. Mnoge napake se za\u010dnejo \u017ee dolgo pred prvim vzor\u010denjem, \u017ee v fazi na\u010drtovanja kalupa.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-78be7f4 e-flex e-con-boxed e-con e-parent\" data-id=\"78be7f4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-51754b4 elementor-widget elementor-widget-heading\" data-id=\"51754b4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Povezani \u010dlanki:<\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0da387a e-flex e-con-boxed e-con e-parent\" data-id=\"0da387a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d7d0249 elementor-grid-4 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-widget elementor-widget-portfolio\" data-id=\"d7d0249\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;columns&quot;:&quot;4&quot;,&quot;item_ratio&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:0.7,&quot;sizes&quot;:[]},&quot;row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:15,&quot;sizes&quot;:[]},&quot;columns_tablet&quot;:&quot;2&quot;,&quot;columns_mobile&quot;:&quot;1&quot;,&quot;item_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"portfolio.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-portfolio elementor-grid elementor-posts-container\">\n\t\t\t\t<article class=\"elementor-portfolio-item elementor-post  post-1319 post type-post status-publish format-standard has-post-thumbnail hentry category-uncategorized\">\n\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/xflsrmolding.com\/sl\/why-clean-room-lsr-injection-molding-fails-when-you-apply-thermoplastic-mold-logic\/\">\n\t\t\t\t<div class=\"elementor-portfolio-item__img elementor-post__thumbnail\">\n\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"896\" src=\"https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/06\/Clean_room_injection_molding.jpg\" class=\"attachment-full size-full wp-image-1321\" alt=\"brizganje LSR v \u010disti sobi\" srcset=\"https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/06\/Clean_room_injection_molding.jpg 1200w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/06\/Clean_room_injection_molding-300x224.jpg 300w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/06\/Clean_room_injection_molding-1024x765.jpg 1024w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/06\/Clean_room_injection_molding-768x573.jpg 768w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/06\/Clean_room_injection_molding-16x12.jpg 16w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-portfolio-item__overlay\">\n\t\t\t\t<h3 class=\"elementor-portfolio-item__title\">\n\t\tBrizganje LSR v \u010distem prostoru: napake v logiki termoplastov\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-portfolio-item elementor-post  post-1294 post type-post status-publish format-standard has-post-thumbnail hentry category-uncategorized\">\n\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/xflsrmolding.com\/sl\/lsr-injection-molding-process-challenges-in-real-production\/\">\n\t\t\t\t<div class=\"elementor-portfolio-item__img elementor-post__thumbnail\">\n\t\t\t<img decoding=\"async\" width=\"1080\" height=\"580\" src=\"https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/05\/Medical-LSR-Injection-Molding-03.jpg\" class=\"attachment-full size-full wp-image-1262\" alt=\"Vodnik za na\u010drtovanje in izdelavo brizgalnih kalupov LSR\" srcset=\"https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/05\/Medical-LSR-Injection-Molding-03.jpg 1080w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/05\/Medical-LSR-Injection-Molding-03-300x161.jpg 300w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/05\/Medical-LSR-Injection-Molding-03-1024x550.jpg 1024w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/05\/Medical-LSR-Injection-Molding-03-768x412.jpg 768w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/05\/Medical-LSR-Injection-Molding-03-18x10.jpg 18w\" sizes=\"(max-width: 1080px) 100vw, 1080px\" \/>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-portfolio-item__overlay\">\n\t\t\t\t<h3 class=\"elementor-portfolio-item__title\">\n\t\tKako brizgalni kalup LSR izbolj\u0161a kakovost delov in zmanj\u0161a \u0161tevilo izbruhov\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-portfolio-item elementor-post  post-1280 post type-post status-publish format-standard has-post-thumbnail hentry category-uncategorized\">\n\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/xflsrmolding.com\/sl\/lsr-injection-molding-process-explained-for-precision-silicone-parts\/\">\n\t\t\t\t<div class=\"elementor-portfolio-item__img elementor-post__thumbnail\">\n\t\t\t<img decoding=\"async\" width=\"1080\" height=\"780\" src=\"https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/05\/LSR-Injection-Molding-Process-2.jpg\" class=\"attachment-full size-full wp-image-1283\" alt=\"Natan\u010den postopek brizganja LSR za medicinske silikonske dele\" srcset=\"https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/05\/LSR-Injection-Molding-Process-2.jpg 1080w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/05\/LSR-Injection-Molding-Process-2-300x217.jpg 300w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/05\/LSR-Injection-Molding-Process-2-1024x740.jpg 1024w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/05\/LSR-Injection-Molding-Process-2-768x555.jpg 768w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/05\/LSR-Injection-Molding-Process-2-18x12.jpg 18w\" sizes=\"(max-width: 1080px) 100vw, 1080px\" \/>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-portfolio-item__overlay\">\n\t\t\t\t<h3 class=\"elementor-portfolio-item__title\">\n\t\tPojasnjen postopek brizganja LSR za silikonske dele\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-portfolio-item elementor-post  post-1271 post type-post status-publish format-standard has-post-thumbnail hentry category-uncategorized\">\n\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/xflsrmolding.com\/sl\/low-volume-lsr-injection-molding-for-custom-silicone-components\/\">\n\t\t\t\t<div class=\"elementor-portfolio-item__img elementor-post__thumbnail\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1080\" height=\"700\" src=\"https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/04\/tolerance-mistakes-engineers-lsr-injection-molding-06.jpg\" class=\"attachment-full size-full wp-image-1223\" alt=\"Nadzor kakovosti dimenzij delov LSR\" srcset=\"https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/04\/tolerance-mistakes-engineers-lsr-injection-molding-06.jpg 1080w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/04\/tolerance-mistakes-engineers-lsr-injection-molding-06-300x194.jpg 300w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/04\/tolerance-mistakes-engineers-lsr-injection-molding-06-1024x664.jpg 1024w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/04\/tolerance-mistakes-engineers-lsr-injection-molding-06-768x498.jpg 768w, https:\/\/xflsrmolding.com\/wp-content\/uploads\/2026\/04\/tolerance-mistakes-engineers-lsr-injection-molding-06-18x12.jpg 18w\" sizes=\"(max-width: 1080px) 100vw, 1080px\" \/>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-portfolio-item__overlay\">\n\t\t\t\t<h3 class=\"elementor-portfolio-item__title\">\n\t\tVbrizgavanje LSR v majhnih koli\u010dinah za silikonske komponente po meri\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t<\/a>\n\t\t<\/article>\n\t\t\t\t<\/div>\n\t\t\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<div class=\"elementor-element elementor-element-16d377f5 e-flex e-con-boxed e-con e-parent\" data-id=\"16d377f5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4a55491a elementor-widget elementor-widget-text-editor\" data-id=\"4a55491a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div><h2>Brizganje LSR v \u010disti sobi in regulacija temperature hladnega kanala<\/h2><p>\u00a0<\/p><div>Material, ki se strdi, \u0161e preden pride v vtiskovalno votlino, je neuporaben. A prav to se zgodi, kadar se nadzor temperature hladnega kanala obravnava kot nekaj drugotnega.<\/div><p>\u00a0<\/p><div>Pri termoplastih se uporabljajo vro\u010di kanali, da se material med posameznimi odlitki ohrani v staljenem stanju. Pri LSR se uporabljajo hladni kanali, da se material ohrani hladen. Dvodelna zmes se za\u010dne strjevati takoj po me\u0161anju, toplota pa to reakcijo pospe\u0161i. Sistem hladnih kanalov pri brizganju LSR v \u010distem prostoru mora vzdr\u017eevati stabilno, nizko temperaturo od dozirne enote do vtoka. \u010ce pride do odstopanja temperature v hladnem kanalu, se material v kanalih prekriva.<\/div><p>\u00a0<\/p><div>Posledice so drage. Zama\u0161eni kanali pomenijo popolno razstavljanje in \u010di\u0161\u010denje. Koli\u010dina odpadnega materiala se pove\u010da. Izpad proizvodnje se podalj\u0161uje na ve\u010d dni. Izku\u0161eni izdelovalci kalupov to re\u0161ujejo z nadzorom temperature v zaprtem krogu na vsakem kanalu in ustrezno toplotno izolacijo med hladilno plo\u0161\u010do in ogrevano plo\u0161\u010do za votline. To se sli\u0161i preprosto, vendar se LSR obna\u0161a povsem druga\u010de, in \u017ee 5-stopinjski odklon lahko povzro\u010di zaustavitev proizvodnje.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-63d83377 e-flex e-con-boxed e-con e-parent\" data-id=\"63d83377\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-77f94299 elementor-widget elementor-widget-text-editor\" data-id=\"77f94299\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div><h2>Zakaj je nadzor bliskavice klju\u010dnega pomena pri brizganju LSR v \u010distih prostorih<\/h2><p>\u00a0<\/p><div>Mnogi in\u017eenirji podcenjujejo, kako dale\u010d se bo LSR razlil v vrzel.<\/div><p>\u00a0<\/p><div>LSR ima pri temperaturi brizganja viskoznost, ki je bli\u017eje vodi kot staljeni termoplasti. Odkriva vrzeli na lo\u010dilni \u010drti, ki jih termoplasti spregledajo. \u017de 0,005 mm velika vrzel postane pot za nastanek odlitka. Pri brizganju LSR v \u010distih prostorih za medicinske pripomo\u010dke odlitek ni le estetski problem. Gre za neuspeh pri validaciji.<\/div><p>\u00a0<\/p><div>Za nadzorovanje prekomernega polnjenja so potrebne tri stvari, ki jim pri na\u010drtovanju termoplasti\u010dnih kalupov redko dajejo prednost. Prvi\u010d, povr\u0161ine lo\u010dilne \u010drte morajo biti bru\u0161ene in lepljene z natan\u010dnostjo, ki je stro\u017eja od standardne prakse v kaluparskih delavnicah. Drugi\u010d, mikroodzra\u010devalni kanali, globoki manj kot 0,02 mm, morajo odvajati zrak, ne da bi pri tem pri\u0161lo do uhajanja materiala. Tretji\u010d, pri vakuumsko podprtem brizganju se v votlino pred vbrizgavanjem ustvari podtlak, kar odpravlja zra\u010dne \u017eepke, ki povzro\u010dajo o\u017eganine in nepopolno polnjenje.<\/div><p>\u00a0<\/p><div>\u010ce nadzor nad izbo\u010denjem ni vgrajen \u017ee od samega za\u010detka, je treba del naknadno obrezati. To pove\u010da delovno obremenitev. V \u010distem prostoru obrezovanje prina\u0161a tudi tveganje onesna\u017eenja s trdnimi delci, kar je ravno tisto, \u010desar proizvajalci medicinskih izdelkov ne morejo dopustiti.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-499c2f6a e-flex e-con-boxed e-con e-parent\" data-id=\"499c2f6a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2191629f elementor-widget elementor-widget-text-editor\" data-id=\"2191629f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div><h2>Izzivi v zvezi z dimenzijsko stabilnostjo pri brizganju LSR v medicinskih \u010distih prostorih<\/h2><p>\u00a0<\/p><div>Deli iz kalupa izgledajo v redu. Nato gredo skozi postopek naknadnega utrjevanja in ne izpolnijo zahtev dimenzijskega pregleda.<\/div><p>\u00a0<\/p><div>Do tega scenarija pride, ker se kr\u010denje LSR ne obna\u0161a enako kot kr\u010denje termoplastov. Termoplasti se med ohlajanjem skr\u010dijo. Pri kompenzaciji kalupa se uporablja linearni faktor, ki temelji na tehni\u010dnih podatkih materiala. Pri LSR pride do usmerjenega kr\u010denja, ki ga povzro\u010da usmeritev toka med vbrizgavanjem, \u010demur sledi dodatna sprememba dimenzij med naknadnim utrjevanjem. Ti dva u\u010dinka se medsebojno krepita.<\/div><p>\u00a0<\/p><div>Vzdr\u017eevalni tlak pri brizganju LSR v \u010distem prostoru ima druga\u010den namen kot pri termoplastih. Namesto da prepre\u010duje kr\u010denje zaradi ohlajevanja, vzdr\u017eevalni tlak prepre\u010duje, da bi se material med strjevanjem zaradi toplotnega raztezanja potisnil nazaj iz vtisa. \u017de najmanj\u0161e odstopanja, tudi samo 25 PSI v profilu vzdr\u017eevanja tlaka, odlo\u010dajo o tem, ali boste dobili sprejemljiv izdelek, prekratki izdelek ali odlitek z odve\u010dnim materialom.<\/div><p>\u00a0<\/p><div>Za izra\u010dun kompenzacije kalupa pri LSR je treba razumeti, kako se bo material gibal v vseh treh oseh, ne pa zgolj uporabiti en sam faktor kr\u010denja. \u010ce ta korak presko\u010dite, kon\u010dni izdelki ne bodo izpolnjevali zahtev glede toleranc. Sledijo te\u017eave pri sestavljanju. Uvedba izdelka na trg se zato zamakne.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-47ee452e e-flex e-con-boxed e-con e-parent\" data-id=\"47ee452e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-39a84041 e-con-full e-flex e-con e-child\" data-id=\"39a84041\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-74eaba0 elementor-widget elementor-widget-text-editor\" data-id=\"74eaba0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div><h2>Kako podjetje xflsrmolding re\u0161uje izzive pri brizganju LSR v \u010distih prostorih<\/h2><div>Najti dobavitelja, ki lahko zagotovi ponovljivo proizvodnjo medicinske kakovosti, je te\u017eje, kot bi moralo biti. Mnogi proizvajalci izvajajo nekaj naro\u010dil iz LSR-ja na predelanih termoplasti\u010dnih stiskalnicah, ne da bi upo\u0161tevali zahteve glede orodja, ki jih ta material zahteva.<\/div><div><a href=\"https:\/\/xflsrmolding.com\/sl\/trgi\/\">xflsrmolding<\/a> k brizganju LSR v \u010disti sobi pristopa druga\u010de. Sistemi s hladnim kanalom delujejo z regulacijo temperature v zaprtem krogu. Lo\u010dilne \u010drte kalupa so natan\u010dno bru\u0161ene, kar omogo\u010da brizganje brez odlitkov. Sistemi z vakuumsko podporo pred vsakim brizganjem izpraznijo votline. Potrditev procesa poteka v skladu s protokoli IQ\/OQ\/PQ, vklju\u010dno z medprocesnim pregledom v dolo\u010denih \u010dasovnih intervalih.<\/div><div>Rezultat ni \u010darovnija. To je tisto, kar se zgodi, ko se pri na\u010drtovanju kalupa izhaja iz dejanskega obna\u0161anja LSR-ja, namesto da se predpostavlja, da se obna\u0161a kot termoplast. Manj odlitkov. Dimenzijsko stabilni deli, ki uspe\u0161no prestanejo pregled po utrjevanju. Vi\u0161ji donos \u017ee pri prvem prehodu. Hitrej\u0161i potek postopkov certificiranja.<\/div><div>Brez pretiravanja. To\u010dno tako delajo izku\u0161eni izdelovalci kalupov.<\/div><\/div>\t\t\t\t\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<div class=\"elementor-element elementor-element-7e858402 e-flex e-con-boxed e-con e-parent\" data-id=\"7e858402\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-716a1f4a e-con-full e-flex e-con e-child\" data-id=\"716a1f4a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6eb4e1b1 elementor-widget elementor-widget-text-editor\" data-id=\"6eb4e1b1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div><h2>POGOSTA VPRA\u0160ANJA<\/h2><p>\u00a0<\/p><h3>1. Zakaj ne morem uporabiti svojega na\u010drta termoplasti\u010dnega kalupa za brizganje LSR?<\/h3><p>\u00a0<\/p><div>Termoplasti\u010dni kalupi material ohladijo, da se strdi. Kalupi za LSR material segrejejo, da se utrdi, obi\u010dajno na 320 do 420 stopinj Fahrenheita. Celotna temperaturna strategija se obrne. Sistemi dovodnih kanalov, zasnova odzra\u010devalnih odprtin, kompenzacija kr\u010denja in tolerance lo\u010dilne \u010drte se med seboj razlikujejo, saj je LSR termo-reaktivna masa z viskoznostjo, podobno tisti vode, in ne termoplast, ki se stopi in ohladi.<\/div><p>\u00a0<\/p><h3>\u00a02. Kaj povzro\u010da nastanek bliskov pri brizganju LSR v \u010distem prostoru?<\/h3><p>\u00a0<\/p><div>Zaradi izjemno nizke viskoznosti lahko LSR prodre v re\u017ee, velike le 0,005 mm, vzdol\u017e lo\u010dilne \u010drte. Neustrezna natan\u010dnost lo\u010dilne \u010drte, nezadostna zasnova odzra\u010devalnih odprtin in pomanjkanje vakuumske podpore so trije najpogostej\u0161i vzroki. Standardne globine odzra\u010devalnih odprtin za termoplast so za LSR prevelike. Potrebne so mikro odzra\u010devalne odprtine, manj\u0161e od 0,02 mm.<\/div><p>\u00a0<\/p><h3>\u00a03. V \u010dem se regulacija temperature hladnega kanala razlikuje od sistemov s toplim kanalom?<\/h3><p>\u00a0<\/p><div>Hladni kanali ohranjajo LSR hladen, da se prepre\u010di strjevanje, preden material dose\u017ee ogreto votlino kalupa. Vro\u010di kanali delujejo nasprotno \u2013 med posameznimi vbrizgi ohranjajo termoplast v staljenem stanju. \u010ce se temperatura hladnega kanala dvigne nad ciljno vrednost, se zme\u0161ana LSR-zmes za\u010dne medsebojno povezovati znotraj kanala, kar zahteva popolno razstavljanje in \u010di\u0161\u010denje.<\/div><p>\u00a0<\/p><h3>4. Zakaj moji LSR-deli po oblikovanju ne izpolnjujejo merilnih zahtev?<\/h3><p>\u00a0<\/p><div>LSR se med strjevanjem kr\u010di v dolo\u010deni smeri, poleg tega pa pride do dodatnih dimenzijskih sprememb med postopkom po strjevanju. Preprosti linearni faktorji kr\u010denja, prevzeti iz tehni\u010dnih listov termoplastov, tega ne upo\u0161tevajo. Pri pravilni kompenzaciji kalupa za LSR je treba upo\u0161tevati smer toka in obna\u0161anje po strjevanju v vseh treh oseh.<\/div><p>\u00a0<\/p><h3>5. Na kaj naj bom pozoren pri izbiri dobavitelja medicinskih silikonskih odlitkov?<\/h3><p>\u00a0<\/p><div>Preverite, ali ponujajo dokazano sposobnost izdelave kalupov s hladnim kanalom, sisteme za vakuumsko oblikovanje, dokumentirano validacijo procesov IQ\/OQ\/PQ, nadzor proizvodnje v \u010distih prostorih ter medprocesno kontrolo. Vpra\u0161ajte, ali kalupe za LSR na\u010drtujejo na podlagi osnovnih na\u010del za LSR ali pa prilagajajo kalupe za termoplastiko. Odgovor vam bo povedal vse.<\/div><\/div>\t\t\t\t\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<div class=\"elementor-element elementor-element-789b9e66 e-flex e-con-boxed e-con e-parent\" data-id=\"789b9e66\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4facfeca elementor-widget elementor-widget-text-editor\" data-id=\"4facfeca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div><h3>I\u0161\u010dete proizvodnega partnerja za brizganje LSR za medicinske namene?<\/h3><div><a href=\"https:\/\/xflsrmolding.com\/sl\/trgi\/\">xflsrmolding<\/a> ponuja natan\u010dno obdelavo, tehnologijo hladnih kanalov ter preverjeno proizvodnjo v \u010distih prostorih za silikonske komponente medicinskih pripomo\u010dkov.<\/div><div>Obrnite se na na\u0161o in\u017eenirsko ekipo, da se pogovorimo o zahtevah va\u0161ega projekta.<\/div><div>Brez obveznosti. Samo odkrit tehni\u010dni pogovor o tem, kaj va\u0161 del potrebuje.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Domov Blog Blog Napake pri na\u010drtovanju brizganja LSR v \u010distem prostoru Zakaj brizganje LSR v \u010distem prostoru ne uspe, \u010de uporabite logiko za termoplasti\u010dne kalupe Kazalo \u2013 LSR se strjuje s toploto. Logika za termoplasti\u010dne kalupe, ki predvideva ohlajanje za strjevanje, povzro\u010da premalo iztisnjeno maso, odve\u010dne robove in odpadni material.- Nadzor temperature hladnega kanala je nasprotje zasnove vro\u010dega kanala. Preberite [\u2026]<\/p>","protected":false},"author":1,"featured_media":1321,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-1319","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.0 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Clean Room LSR Injection Molding: Thermoplastic Logic Fails<\/title>\n<meta name=\"description\" content=\"Clean room LSR injection molding fails with thermoplastic logic. 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Kadar in\u017eenirji uporabijo napa\u010den pristop, pride do te\u017eav z ostanki materiala in strjevanjem.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/xflsrmolding.com\/sl\/why-clean-room-lsr-injection-molding-fails-when-you-apply-thermoplastic-mold-logic\/","og_locale":"sl_SI","og_type":"article","og_title":"Clean Room LSR Injection Molding: Thermoplastic Logic Fails","og_description":"Clean room LSR injection molding fails with thermoplastic logic. 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Thermoplastic logic that cools to solidify produces short shots, flash, and scrap.- Cold runner temperature control is the opposite of hot runner design. 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