... Multi-layer co-extrusion machine group adopted several top patented technologies.It is applicable for PA,EVOH,mLLDPE,LLDPE,LDPE, ... commodity,military products.This machine group adopts high and new technologies of multilayer co-extrusion machine head,IBC and film rotary ... pulling,etc and advanced technologies of melt pressure sense,melt temperature sense,EPC,automatic ...