Disadvantages ntawm HDPE
1. Kev ua haujlwm kub ntawm HDPE tsis siab, feem ntau qis dua 110 ° C.
2. HDPE muaj kev laus tsis zoo. Nyob rau hauv qhov kev txiav txim ntawm huab cua, hnub ci thiab oxygen, nws yuav maj mam ua nkig, thiab nws cov khoom siv dag zog thiab hluav taws xob yuav txo qis.
3. Thaum lub molding kub, vim oxidation, lub viscosity yuav txo, discoloration thiab streaks yuav tshwm.