Pamberi peiyo main extrusion process, iyo yakachengetwa yepolymeric feed inosanganiswa neakasiyana ekuwedzera akadai seanosimbisa (yekupisa, oxidative kugadzikana, UV kugadzikana, nezvimwewo), pigment dzeruvara, zvinodzosa moto, mafirita, mafuta ekuzora, zvinosimbisa, nezvimwe. chigadzirwa kunaka uye processability. Mi...
Verenga zvimwe