... co-extrusion mold, film cooling system, film bubble control systems, rotary traction system, correction system, electric corona, slitting, rewinding machines, and rack.Main ... Technical Parameters- Film width: 650-1000mm- Product thickness:0.20mm- Thickness deviation:8%- Three/Five-layer co-extrusion ... termsT/T,L/C at sight Main products 3 Layer Film Blowing Machine