PE & PP Ntoo-Yas Pem Teb yog cov khoom siv ntoo-yas sib xyaw ua ke hauv ntau yam khoom siv sib xyaw, los ntawm kev ua si, extruding cov khoom, sib tov cov khoom siv raw hauv ib qho mis, tsim cov ntoo-yas me me hauv nruab nrab, thiab tom qab ntawd zawm cov khoom tawm. Thiab niaj hnub no, txoj kev ob kauj ruam yog siv tam sim no, kev siv dav dav dav dav dual-cone-lossis ob-extruder extruder granulation, thiab tom qab ntawd ob-cone lossis ib lub ntsia hlau extruder extrusion khoom, feem ntau siv hauv pem teb sab hauv tsev lossis sab nraum zoov, parapets, tais, xws li PE & PP yas extrusion khoom.