... barrel to meet customer'e demand. According to the customer demands to make the goods. Detailed Product Description: Single screw and barrel for ... several parts and connect together to compelet one barrel. Size: Screw Diameter: Φ 20-Φ 500mm Maximun screw length: 10000mm Barrel inner bore ... PP, PE, ABS, AS, PS etc. Material: 38CrMoALA PP/PE High Speed Single Screw and Barrel for Extruder Machine