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Gudun polyester mara saturated
Unsaturated polyester resin, wanda kuma aka sani da turancin Ingilishi UPR, polymer ruwa ne mai sauƙin bugawa wanda, da zarar an warke (wanda ke da alaƙa da styrene, ta hanyar amfani da wasu abubuwa na musamman, peroxides Organic, mai suna hardeners), yana kiyaye ingantaccen siffar da aka ɗauka a cikin m.The...Kara karantawa
