Iyo PVC pombi magadzirirwo ane: PVC resin, kukanganisa modifier, stabilizer, kugadzirisa modifier, filler, pigment uye kunze lubricant.1. PVC resin Kuti uwane kukurumidza uye yunifomu plasticization, nzira yekumisa inofanira kushandiswa kusunungura resin.——Iyo resin inoshandiswa kugadzira madziro maviri emadziro...
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