zida izi lakonzedwa kuti mkulu-liwiro extrusion mapulasitiki kuphatikizapo PVC, PP, Pe, ndi SR-PVC. Amagwiritsidwa ntchito makamaka pakuwonjezera mizere yomanga ya BV ndi BVV, mizere yamitundu iwiri, mizere yamagetsi, mizere yamakompyuta, mizere yotsekera, zokutira zingwe zachitsulo, ndi mizere yamitundu iwiri yamagalimoto, pakati pa ena.
Takulandilani ku zitsanzo zamawaya. Makonda mizere yekha kupanga akhoza kutengera chitsanzo waya, sikelo zomera ndi zofunika kupanga mphamvu.