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Idan aka kwatanta da sauran roba extruded kayayyakin, da SUZHOU SUPXTECH samar da low-kumfa fata PVC filastik kayayyakin ba kawai na bukatar mai kyau plasticization karkashin wani narkewa matsa lamba, amma kuma yana da m fasaha bukatun ga size, yawa da kuma uniformity na kumfa ramukan, kazalika da kauri, taurin, haske da ƙarewar fata.A ingancin kumfa jiki ne ba kawai alaka da dabara da kuma albarkatun kasa, amma kuma kai tsaye shafi da kuma ƙuntata ta karfi yi na extruder dunƙule, narke matsa lamba, zafin jiki, extrusion (jagowa) gudun, mold lebe rata, mold mold rata, sanyaya. zafin ruwa da sauran dalilai.Saboda haka, idan aka kwatanta da sauran extruded roba kayayyakin, fata kumfa roba kayayyakin da wani fasaha matsala, daga yi da ka'idar akwai da yawa da ba a warware matsalolin da ya dace masana'antun masana'antu su yi nazari da kuma warware.

1, fata kumfa PVC roba takardar samar da fasaha da kuma halaye

Wahalhalun fasaha a cikin samar da samfuran filastik na PVC masu kumfa shine kumfa.Kumfa shine sakamakon karuwa da fadada narke danko, iskar gas da aka samar ta hanyar kumfa da kuma matsa lamba na yanayi.

Tsarin kumfa gabaɗaya yana tafiya ta matakai uku:

(1) An narkar da iskar gas mai kumfa a cikin cakuɗen kayan aikin filastik na narke a wani zafin jiki da matsa lamba a cikin extruder kuma ya kai yanayin jikewa don samar da tushen kumfa;

(2) The narkewa ne extruded daga mutu, kuma tare da matsa lamba saki, da supersaturated narkar da gas nucleates, fadada da precipitates, forming uniform da m kumfa ramukan a cikin rata na formwork;

(3) A ƙarƙashin tasirin sanyaya na na'urar tsarawa, samfuran kumfa suna da ƙarfi da siffa.Excellent ingancin fata kumfa PVC roba kayayyakin da halaye na mahara da kuma m kumfa ramukan, kananan da kuma uniform, yawa da kuma kauri hadu da bukatun, m bayyanar, high taurin da haske.

2, Fatar kumfa PVC filastik hukumar ingancin abubuwa

Babban kayan albarkatun da ke tasiri kai tsaye ingancin tsarin kumfa filastik sune wakili mai kumfa da mai daidaita kumfa.Kayan albarkatun kasa irin su stabilizer, mai mai, calcium carbonate da sarrafa tsarin extrusion na iya haɓakawa da daidaita ingancin kumfa zuwa wani ɗan lokaci.Saboda plasticization zafin jiki na narkewa a cikin extrusion aiwatar da kumfa kayayyakin dole ne dan kadan m fiye da bazuwar zafin jiki na kumfa wakili, da ƙananan matsakaicin digiri na polymerization na PVC guduro, da ƙananan aiki zafin jiki da ake bukata domin narke plasticization.Don samun cikakkun samfuran filastik masu kumfa, kada dankon guduro ya yi tsayi da yawa.A lokaci guda, idan aka kwatanta da sauran kumfa kayayyakin, saboda giciye sashe na sheet forming ne fadi, daga extrusion kai a cikin bakin mutu da za a rarraba zuwa wani nisa na game da 1.3m, domin sauƙaƙe watsawa da kuma fadada kumfa. , Ya kamata a daidaita matsa lamba na gaba ɗaya ɓangaren giciye na takardar, yawan ruwa na narkewa ya fi girma, kuma nauyin kwayoyin guduro ya fi girma.Irin su SC-7 ko SC-8 hanyar dakatarwa sako-sako da guduro ya fi dacewa.SUZHOU SUPXTECH