High-density polyethylene

High-density polyethylene (HDPE), hmoov dawb los yog granular khoom. Tsis muaj tshuaj lom, tsis muaj ntxhiab tsw, crystallinity yog 80% ~ 90 feem pua, softening point yog 125 ~ 135 degree, thiab kev pabcuam kub tuaj yeem ncav cuag 100 degree; hardness, tensile zog thiab creep zoo dua li tsawg ntom polyethylene;