... extruder is to blow (extrude) LDPE and LLDPE film. 2,Ratio: 30:1 . 3.guarantee:1 year. 3 layer ... film extruder Feature: This machine is to blow (extrude) LDPE and ... the machine, the prescription and craftwork is free to send to you.Adoptable material: LDPE, LLDPE, HDPE,PA, ... , we use big extrusion quantity screw with length to diameter rate of 32:1. (If you need ...