تحليل متطلبات فحص الخياطة للأكياس الجامبو
jumbo bag It is made of polyethylene or polypropylene resin as the main raw material and a small amount of auxiliary materials. After blending, the plastic film is melted and extruded by the extruder, cut into wires, and then the drawing is stopped below the melting temperature of the resin.











