250~3200KN Mould Clamping Force, 30-25000g Shot Weight Diameter of screw: ¬ª20~¬+200 Screw can be mated with different heads, and barrel can be mated with different nozzles. Nitrided Hardness: HV900-1000 Nitrided case depth: 0.45mm-0.7mm Alloy hardness: HRC50-65 Alloy Depth: 0.8mm-2.0mm Materials: Quality 38CrMoAlA Advanced nitriding process Corrosion&Abrasion resistance bimetal spraying process