Extrusion Foaming FAINAL FALAL HEEV ntau lawm, cov txheej txheem hloov chaw zoo, thiab nws tsis haum rau me me- batch ntau lawm.
Kev ua npuas ncauj muaj kev sib raug zoo muaj siab, thiab muaj peev xwm tsim cov khoom lag luam nyuaj nyuaj; Cov cuab yeej siv tau yooj yim thiab pwm tsawg thiab cov nqi pwm yog tsawg. Nws yog qhov haum rau kev tsim cov tuab tuab heev lossis cov khoom lag luam nrog tus ntoo khaub lig loj- ntu ntu.