Kayayyakin Tsari
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Tsarin Materials Marufi masu sassauƙa
Marufi mai sassauƙaan rufe shi da fina-finai daban-daban, manufar ita ce don ba da kariya mai kyau na abubuwan ciki daga tasirin oxidation, danshi, haske, wari ko haɗuwa da waɗannan.Don tsarin kayan da aka saba amfani da shi sun bambanta ta hanyar waje, Layer na tsakiya, da Layer na ciki, tawada da mannewa.