Labarai - Warware Kalubalen Kumfa EVA

A cikin 'yan shekarun nan, kasuwannin takalma na duniya sun shaida jikewa, yana ƙara haɓaka gasa tsakanin tsakiyar zuwa manyan samfuran. Ci gaba da kwararar sabbin dabaru da fasaha a cikin takalma ya haifar da buƙatu mai yawa na kayan kumfa a cikin masana'antar yin takalma. Kayan aikin kumfa na polymer mai girma sun zama ginshiƙan hanyoyin samar da samfuran tasha masu yawa, musamman a ɓangaren takalman wasanni.

Daidaitaccen takalmin wasanni ya ƙunshi manyan sassa uku: babba, tsakiya, da waje.

Tsakanin tsakiya yana da mahimmanci wajen isar da kwantar da hankali, sake dawowa, da tasirin tasirin ƙarfi yayin wasanni. Yana tabbatar da kariya da jin dadi, yana sanya shi ran takalman wasanni. Kayan fasaha da fasaha na kumfa na tsaka-tsakin ya bambanta ainihin fasaha na manyan nau'o'i daban-daban.

EVA — Farkon Abubuwan Kumfa da Aka Yi Amfani da su don Takalmi:

Ethylene-vinyl acetate copolymer (EVA) shine farkon kumfa abu da ake amfani dashi a tsakiyar soles. Pure EVA kumfa yawanci yana alfahari da sake dawowa na 40-45%, abubuwan da suka wuce kamar PVC da roba a cikin juriya, haɗe tare da halaye kamar nauyi da sauƙin sarrafawa.

A cikin filin takalmi, hanyoyin sarrafa kumfa na EVA gabaɗaya sun haɗa da nau'ikan nau'ikan kumfa na gargajiya, babban kumfa na gargajiya, ƙaramin kumfa, da kumfa mai haɗa allura.

A halin yanzu, kumfa mai haɗin giciye na allura ya zama babban tsari na sarrafa kayan takalma.

Kalubalen EVA Foam:

Matsalar gama gari tare da waɗannan kumfa na EVA na gargajiya shine ƙayyadaddun ƙarancin su, wanda ke shafar ikon su na samar da ingantacciyar kwanciyar hankali da tallafi, musamman a aikace-aikace irin su takalman wasanni. Wani kalubale na yau da kullun shine faruwar saitin matsawa da raguwar thermal akan lokaci, yana shafar karko. Bugu da ƙari, A cikin aikace-aikacen da juriya na zamewa da juriya na abrasion ke da mahimmanci, kumfa na EVA na gargajiya na iya gaza cika ka'idodin da ake buƙata.

Don ƙara haɓaka kaddarorin samfuran kumfa na EVA, masana'anta akai-akai suna gabatar da kayan roba kamar EPDM, POE, OBCs, da TPE kamar SEBS cikin albarkatun EVA. Haɗin EPDM don kaddarorin roba, POE don haɓaka mai girma, OBCs don crystallinity mai laushi, TPE don sassauci, da sauransu, yana nufin cimma burin gyare-gyare. Alal misali, ta ƙara POE elastomers, ana iya ƙara ƙarfin ƙarfin samfurori zuwa 50-55% ko ma mafi girma.

Innovation EVA Foam: Si-TPV Modifier don Ingantacciyar inganci da Ingantaccen Ayyuka

SILIKE Si-TPV yana gabatar da wata hanya ta dabam a cikin EVA, ba wai kawai magance matsalolin aiki ba har ma yana daidaitawa da shirye-shiryen abokantaka. Ƙirƙirar ƙirar sa da tsarin samarwa suna ba da gudummawa don tabbatar da cewa samfuran suna kiyaye amincin su da ayyukansu na tsawon lokaci, yana sa su zama masu dogaro da dorewa. tabbatar da mafi girman ƙimar samfurin da aka gama.

Si-TPV (vulcanizate thermoplastic silicone-based elastomer) abu ne na elastomer mai sake yin amfani da shi na 100%, Idan aka kwatanta da OBC da POE, musamman yana rage saitin matsawa da ƙimar zafi na kayan kumfa EVA. Ƙarin karin bayanai sun inganta elasticity, taushi, anti-slip, da abrasion juriya, rage DIN lalacewa daga 580 mm³ku 179 mm³.

Bugu da ƙari, Si-TPV yana haɓaka jikewar launi na kayan kumfa EVA. Wannan ci gaban yana ba masu sana'a damar samar da samfurori masu ban sha'awa na gani ba tare da lalata aiki ba.

Wannan Si-TPV a matsayin mai gyare-gyaren ƙirƙira don kumfa EVA yana amfanar samar da ta'aziyya da samfuran da ke da alaƙa da kumfa EVA kamar su tsaka-tsaki, kayan tsafta, samfuran nishaɗin wasanni, benaye, mats yoga, da ƙari.

Gano makomar EVA Foam tare da SILIKE Si-TPV! Haɓaka samfuran ku zuwa sabon tsayin aiki da inganci. Fitar da yuwuwar haɓakawar Si-TPV ɗin mu na ci gaba don yuwuwar da ba a misaltuwa a cikin aikace-aikacen kumfa na EVA.

Tuntube mu a yau don fara tafiya na ƙirƙira da sake fasalin abin da zai yiwu tare da kumfa EVA!