PVC Window-sill Board Extrusion line Product Detail product characters: this kind of PVC elbowboard production line adopts tech: mixer-twin screw extruder-mould-vacuum calibration table-cooling unit-emendation-hauling off unit-cutter-lamination. this line makes sure the stable production, high capacity and long span. The main electrical equipment adopts import parts. The product can be 500-1000mm wide, 20-40mm thick, beautiful surface to be the best choice for decoration