Si-TPV Soft EVA Foam Modifier (wanda kuma aka sani da Silicone Don EVA Foaming, Mai Sauya Don Takalma na EVA), yana ba da nasara Soft EVA Foam Modifier Solutions don EVA tafin kafa kumfa, da kuma Magani Don Kumfa mai ɗorewa, ta amfani da Fasahar Kumfa na Chemical Don Hauwa Mai Sauƙi. Kumfa, da kyau inganta juriya abrasion, rage zafi shrinkage, inganta rebound da matsawa saitin, da kuma inganta launi jikewa da kuma uniformity.Kayayyakinsa na musamman sun sa ya dace don samar da ƙwanƙwasa ƙafafu masu ɗorewa waɗanda suka dace da buƙatun aikace-aikacen takalma na zamani.
EVA ita ce polymer na huɗu mafi girma a cikin dangin ethylene bayan HDPE, LDPE da LLDPE.Yana da ƙarancin tsada fiye da kayan gargajiya.Mutane da yawa suna la'akari da kumfa na EVA don zama cikakkiyar haɗuwa da harsashi mai laushi da laushi, suna riƙe da fa'idodin kumfa mai laushi da wuya yayin watsar da rashin amfani.Menene ƙari, sassaucin da ke tattare da ƙirar kayan da ƙarfin kera shi ne babban abin da ya sa wasu manyan kamfanoni na duniya ke juyawa zuwa kumfa EVA lokacin da suke buƙatar kayan ƙera inganci mai rahusa.
Kumfa EVA yana kula da rayuwarmu ta yau da kullun da ayyukan kasuwanci, kuma ya haifar da fifikon masu amfani da shi.Tare da buƙatu mai ƙarfi don samfuran filastik masu ɗorewa a cikin takalma, magunguna, bangarori na hotovoltaic, wasanni da kayan nishaɗi, kayan wasan yara, bene / yoga mats, marufi, na'urorin likitanci, kayan kariya, da kayan wasanni na ruwa, sashin kumfa na EVA yana ci gaba da ganin sabon haɓaka.
EVA kumfa gabaɗaya magana, akwai matakai guda huɗu:
Flat farantin gargajiya babban kumfa:yanzu ƙananan masana'antu gabaɗaya suna amfani da wannan, farashin injuna da kayan aiki ya yi ƙasa kaɗan.Ana yin wannan tsari daga farantin karfe, sannan ta hanyar naushi, niƙa da sauran hanyoyin cikin samfuran.
Karamin kumfa a cikin-gyara:ana amfani da wannan tsari a cikin takalma, takalma na wasanni don yin kumfa na farko na tsakiyar tsakiya.Bisa ga dabara don yin aiki mai kyau kayan granulation, yin la'akari a cikin bude mold, kumfa fita shi ne gaba ɗaya bayyanar takalma.Wahalar wannan tsari shine ma'auni na mold da dabara, in ba haka ba yana da wuya a sarrafa mai yawa da taurin lokaci guda.
Allura:wannan tsari shine babban al'ada na gaba, ana aiwatar da tsari daga samfurin, amma daidaitaccen mold ya fi girma.
Kumfa mai mahimmanci:Tsarin kwayoyin halitta na EVA yana da layi, don haka yawanci ya zama dole don ƙara wakilin haɗin giciye a cikin tsarin kumfa don kulle gas ta hanyar haɗin ginin.Saboda haka, supercritical kumfa na EVA yana buƙatar magance matsalar yadda za a kulle gas.
A matsayin sabon gyare-gyare na kayan kumfa na EVA, Si-TPV yana sauƙaƙe samar da samfurori masu dacewa da dorewa na EVA masu alaƙa, irin su tsaka-tsakin takalma na wasanni.
Si-TPV 2250 jerin yana da halaye na dogon lokacin da fata-friendly taushi taba, mai kyau tabo juriya, babu plasticizer da softener kara, kuma babu hazo bayan dogon lokaci amfani, musamman dace amfani da Super haske high na roba eco-friendly EVA. shiri kayan kumfa.
Bayan ƙara Si-TPV 2250-75A, kumfa cell yawa na Eva kumfa samun dan kadan rage, kumfa bango thickening, kuma Si-TPV aka tarwatsa a cikin kumfa bango, kumfa bango zama m.
Kwatanta Si-TPV2250-75A da polyolefin elastomer ƙari sakamako a cikin kumfa EVA