PP-R,PE-RT, PB pipe extrusion line 1)adopting special and good effect screw 2)high extrusion capacit,low temeprature control PP-R, ... PE-RT, PB pipe extrusion line1)adopting special and good effect screw2)high extrusion capacit,low temeprature of melt,equal ... co-extrusion head to inprove the tube with color line Main technical ParameterModelBOX-63BOX-63BOX-160Diameter range(mm)Φ20-63Φ20-63(Dual ...