PE (Polyethylene) Zvimiro: Kugadzikana kwakanaka kwemakemikari, kusina chepfu, kujeka kwepamusoro, uye kusagadzikana nekuora nemaasidhi akawanda uye alkalis. Uye zvakare, PE inewo yakanaka gasi chipingamupinyi, mafuta barriers uye kunhuhwirira kuchengetedza, iyo inobatsira kuchengetedza hunyoro muchikafu. Plasticity yayo ...
Verenga zvimwe