... the number and protocol of feeding and venting, screen change, way of granulating, and the requirements, in consideration of the machine’s versatility ... .The newly designed torque distribution system,high-precision grinding of hardened gear teeth, imported high quality key bearings, ... carbon black etc. 2.Cable shesth,cable insulation conpounds of LDPE,HDPE,LLDPE,or MDPE. 3.Radiction-crosslinkable,heat ...