{"id":3285,"date":"2025-07-22T10:59:48","date_gmt":"2025-07-22T08:59:48","guid":{"rendered":"https:\/\/3knewtech.com\/2025\/07\/22\/pvc-polivinilklorid-uporabe-prednosti-in-vodic-za-brizgalno-litje\/"},"modified":"2025-08-25T11:58:49","modified_gmt":"2025-08-25T09:58:49","slug":"pvc-polivinilklorid-uporabe-prednosti-in-vodic-za-brizgalno-litje","status":"publish","type":"post","link":"https:\/\/3knewtech.com\/sl\/2025\/07\/22\/pvc-polivinilklorid-uporabe-prednosti-in-vodic-za-brizgalno-litje\/","title":{"rendered":"PVC (polivinilklorid): uporabe, prednosti in vodi\u010d za brizgalno litje"},"content":{"rendered":"<style>.wp-block-kadence-advancedheading.kt-adv-heading2724_729552-5d, .wp-block-kadence-advancedheading.kt-adv-heading2724_729552-5d[data-kb-block=\"kb-adv-heading2724_729552-5d\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading2724_729552-5d mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading2724_729552-5d[data-kb-block=\"kb-adv-heading2724_729552-5d\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<p class=\"kt-adv-heading2724_729552-5d wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading2724_729552-5d\">PVC ali polivinilklorid je zelo vsestranski termoplast, znan po svoji odpornosti proti ognju, kemikalijam in ugodni ceni. Uporablja se tako v trdni kot pro\u017eni obliki v razli\u010dnih industrijah, kot so gradbeni\u0161tvo, zdravstvo, avtomobilska industrija in potro\u0161ni\u0161ki izdelki.<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>Kaj je PVC?<br\/>PVC nastane s polimerizacijo vinilkloridnega monomera. Naravno je tog, vendar ga je mogo\u010de narediti pro\u017enega z dodatkom plastifikatorjev. Je ena izmed najbolj proizvedenih plastik na svetu, na voljo v trdnih (uPVC) in pro\u017enih (fPVC) oblikah za razli\u010dne uporabe.<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>Klju\u010dne uporabe PVC<br\/>Gradbeni\u0161tvo<br\/>&#8211; Cevi in priklju\u010dki za vodo in odvodnjavanje<br\/>&#8211; Vinilne obloge in okenski profili<br\/>&#8211; Stenske obloge in talne obloge<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>Medicinska uporaba<br\/>&#8211; Vre\u010dke za kri in IV cevovodi (pro\u017eni)<br\/>&#8211; Medicinsko pakiranje in pladnji<br\/>&#8211; Katetri in kisikove maske<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>Avtomobilska industrija<br\/>&#8211; Izolacija kablov in prevleke armaturne plo\u0161\u010de<br\/>&#8211; Vrata in tesnila<br\/>&#8211; Premazi za za\u0161\u010dito podvozja<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>Potro\u0161ni\u0161ki izdelki<br\/>&#8211; Kartice (npr. kreditne kartice), igra\u010de in napihljivi izdelki<br\/>&#8211; Tu\u0161 zavese in talne obloge<br\/>&#8211; Vrtne cevi in \u0161kornji<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>Elektronika<br\/>&#8211; Izolacija in ovoj kablov<br\/>&#8211; Elektri\u010dni kanali in ohi\u0161ja<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>Prednosti PVC<br\/>&#8211; Odli\u010dna odpornost proti ognju (samozgasilen)<br\/>&#8211; Dobra odpornost proti kemikalijam in vremenskim vplivom<br\/>&#8211; Nizka prepustnost za pline in teko\u010dine<br\/>&#8211; Mo\u010dne dielektri\u010dne lastnosti za elektri\u010dne aplikacije<br\/>&#8211; Enostavno lepljenje, varjenje ali spajanje s topili<br\/>&#8211; \u0160irok razpon trdote in pro\u017enosti z dodatki<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>Smernice za brizgalno litje PVC<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>1. Zahteve glede su\u0161enja<br\/>PVC obi\u010dajno ne potrebuje su\u0161enja, razen \u010de je nepravilno shranjen.<br\/>&#8211; Temperatura su\u0161enja: 70\u201380\u202f\u00b0C (neobvezno)<br\/>&#8211; \u010cas: 1\u20132 uri, \u010de je potrebno<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>2. Temperatura taline in kalupa<br\/>&#8211; Temperatura taline: 185\u2013205\u202f\u00b0C (ne prese\u010di 210\u202f\u00b0C, da se prepre\u010di razgradnja)<br\/>&#8211; Temperatura kalupa: 20\u201350\u202f\u00b0C<br\/>&#8211; Uporabite dobro prezra\u010den kalup za omogo\u010danje izpusta plinov<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>3. Tlak in hitrost brizganja<br\/>&#8211; Tlak: Do 1500\u202fbar, odvisno od debeline stene<br\/>&#8211; Hitrost: Uporabite po\u010dasno do zmerno hitrost, da prepre\u010dite toplotno razgradnjo<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>4. Oblikovanje kanalov in vhodov<br\/>&#8211; Pogosto se uporabljajo podvodni, ventilatorski ali robni vhodi<br\/>&#8211; Premer vhoda: \u22651 mm za zagotavljanje gladkega pretoka<br\/>&#8211; Izogibajte se ostrim kotom, da zmanj\u0161ate koncentracijo napetosti<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>Pogoste te\u017eave pri litju<br\/>&#8211; Razgradnja: PVC se lahko razgradi v klorovodikovo kislino, \u010de se pregreje<br\/>&#8211; Gorenje\/dimljenje: Zni\u017eajte temperaturo valja in se izogibajte mrtvim to\u010dkam v valju<br\/>&#8211; Varilne linije: Izbolj\u0161ajte prezra\u010devanje in pove\u010dajte temperaturo kalupa<br\/>&#8211; Rumenenje: Povzro\u010deno s pregrevanjem ali dolgotrajnim zadr\u017eevanjem<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>Zaklju\u010dne misli<br\/>PVC je zanesljiva in ekonomi\u010dna izbira za strukturne in pro\u017ene plasti\u010dne izdelke. Odli\u010dno deluje v aplikacijah, kjer je potrebna odpornost proti ognju, kemikalijam in vremenskim vplivom.<br\/>Natan\u010dna obdelava je klju\u010dna za prepre\u010devanje razgradnje in spremembe barve. Z doslednim nadzorom temperature in \u010dasa zadr\u017eevanja lahko PVC zagotovi varne, enotne in dolgotrajne litje dele.<br\/>Potrebujete pomo\u010d pri izbiri formulacije PVC ali strategijah varne obdelave? Na\u0161i strokovnjaki so na voljo za priporo\u010dila glede materialov in oblikovanja kalupov.<br\/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>PVC ali polivinilklorid je zelo vsestranski termoplast, znan po svoji odpornosti proti ognju, kemikalijam in ugodni&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[36,31],"tags":[],"class_list":["post-3285","post","type-post","status-publish","format-standard","hentry","category-materiali","category-tezave-pri-brizganju"],"taxonomy_info":{"category":[{"value":36,"label":"Materiali"},{"value":31,"label":"Te\u017eave pri brizganju"}]},"featured_image_src_large":false,"author_info":{"display_name":"wpm","author_link":"https:\/\/3knewtech.com\/sl\/author\/wpm\/"},"comment_info":0,"category_info":[{"term_id":36,"name":"Materiali","slug":"materiali","term_group":0,"term_taxonomy_id":36,"taxonomy":"category","description":"","parent":0,"count":17,"filter":"raw","cat_ID":36,"category_count":17,"category_description":"","cat_name":"Materiali","category_nicename":"materiali","category_parent":0},{"term_id":31,"name":"Te\u017eave pri brizganju","slug":"tezave-pri-brizganju","term_group":0,"term_taxonomy_id":31,"taxonomy":"category","description":"","parent":0,"count":5,"filter":"raw","cat_ID":31,"category_count":5,"category_description":"","cat_name":"Te\u017eave pri brizganju","category_nicename":"tezave-pri-brizganju","category_parent":0}],"tag_info":false,"_links":{"self":[{"href":"https:\/\/3knewtech.com\/sl\/wp-json\/wp\/v2\/posts\/3285","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/3knewtech.com\/sl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/3knewtech.com\/sl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/3knewtech.com\/sl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/3knewtech.com\/sl\/wp-json\/wp\/v2\/comments?post=3285"}],"version-history":[{"count":1,"href":"https:\/\/3knewtech.com\/sl\/wp-json\/wp\/v2\/posts\/3285\/revisions"}],"predecessor-version":[{"id":3286,"href":"https:\/\/3knewtech.com\/sl\/wp-json\/wp\/v2\/posts\/3285\/revisions\/3286"}],"wp:attachment":[{"href":"https:\/\/3knewtech.com\/sl\/wp-json\/wp\/v2\/media?parent=3285"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/3knewtech.com\/sl\/wp-json\/wp\/v2\/categories?post=3285"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/3knewtech.com\/sl\/wp-json\/wp\/v2\/tags?post=3285"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}