Kayan kumfa EVA Idan abokin cinikin ku mai sha'awar sha'awar wasa ne, maiyuwa babu wani kayan kwantar da hankali fiye da EVA wanda ke biyan mahimman bukatu na mafi girman kewayon magoya baya.

Idan abokin cinikin ku mai sha'awar wasan motsa jiki ne, maiyuwa babu mafi kyawun kayan kwantar da hankali fiye da EVA waɗanda ke ba da mahimman buƙatun ɗimbin magoya baya.

Lokacin canja wurin abu daga wuri ɗaya zuwa wani, asara daga jostling da tasiri ba zai yuwu ba.Koyaya, zaku iya rage wannan tasirin ta hanyar amfani da kumfa EVA mai ɗorewa kuma ku kawo wannan kadarar zuwa nau'ikan kayan abinci, yoga mats, sneakers, pads masu kariya, “makamai masu sulke”, kwalkwali……

EVA, rayuwa har zuwa rayuwa mai kyau, kare rayuwa lafiya.

EVA, ethylene-vinyl acetate, kuma aka sani da poly (ethylene-vinyl acetate, PEVA), copolymer ne na ethylene da vinyl acetate.Dangane da sassauci, yana kusa da elastomer, don haka an fi saninsa da faɗaɗa roba, kumfa EVA, da roba mai kumfa.Ana iya sarrafa su kamar thermoplastics, tare da manyan matakan haɗin gwiwar sinadarai, wanda ke haifar da samfuran rufaffiyar rufaffiyar tantanin halitta tare da lafiyayyun sifofi iri ɗaya.

Nauyin kashi na vinyl acetate yawanci ya bambanta tsakanin 18% da 40%, tare da saura shine ethylene.Dangane da abubuwan da ke cikin tsarin samarwa, ana iya samun matakan daban-daban na taurin Eva.Yana da mahimmanci a yi la'akari da matakin taurin kamar yadda EVA ba ta dawo da siffarsa ba bayan ci gaba da matsawa.Idan aka kwatanta da mafi wuyar EVA, EVA mai laushi yana da ƙarancin juriya da gajeriyar rayuwa, amma ta'aziyya mafi girma.

Kumfa EVA yana da fa'idodin kyawawan kaddarorin:

Juriya da danshi (ƙananan sha ruwa)

maganin sinadarai

Shayar da sauti da kuma rufewar sauti

Jijjiga da shawar girgiza (danniya tsautsayi)

Zane sassauci

Juriya na yanayi (ƙananan zafin jiki, juriya na UV)

mai hana zafi, mai jure zafi

buffer

damping

Babban ƙarfi zuwa rabo mai nauyi

m surface

Plasticity, ductility, thermoplasticity, da dai sauransu.

|Hanyoyin ciniki na EVA
Tsarin samar da kayan kumfa na EVA ya haɗa da pelletizing, haɗuwa da kumfa.Ana sarrafa resin EVA zuwa ƙananan ƙananan ƙwayoyin cuta, sa'an nan kuma a cikin wani nau'i mai mahimmanci, waɗannan nau'o'in suna haɗe da wasu additives da nau'o'in nau'i daban-daban don samar da kayan kumfa EVA daban-daban.A matsayin kayan kumfa na EVA na musamman, babban kayan shine EVA, filler, kumfa. wakili, mai haɗawa, mai haɓaka kumfa, mai mai;karin kayan su ne antistatic wakili, harshen wuta retardant, azumi curing wakili, colorant, da dai sauransu Zaɓaɓɓen kumfa ƙari da kara kuzari cakuda kayyade ta yawa, taurin, launi da resilience Properties.Masu masana'anta yanzu suna haɓaka hasken ultralight, masu sarrafawa, antistatic, juriya mai girgiza, ƙwayoyin cuta, hana wuta da ƙirar halitta don dalilai na musamman.

Hot waya yankan inji ga Eva