... layer Co-extrusion ABA Film Blowing machineAdvantage:Multi-layer co-extrusion machine group adopted several top patented technologies.It is applicable for ... ,hot sealed,printed etc,which shall be used for packaging food,agricultural products,medical(inoculation,blood,and ... adopts high and new technologies of multilayer co-extrusion machine head,IBC and film rotary pulling,etc and advanced technologies ...