Single Screw Extruder with Precision Screw and Barrel

Extruder Barrel and Screw Specification : Ø15mm~Ø500mm Draw Ratio： L/D=7~55   Technical Parameter Quenching and Tempering Hardness：HB280-320 Screw Straightness：0.015mm Nitriding Hardness：HV850-1000 Nitrided Chromium Coating Surface Hardness≥900HV Nitriding Depth ：0.45~0.7mm Chromium Coating Thickness ：0.025~0.10mm Nitridng Brittleness :2 Level Duplex Alloy Hardness：HRC50-65 Surface Roughness：≤Ra0.4 Duplex Alloy Depth：0.8~2.0mm Materials and Technologies Quality 38CrMoAIA (41CrAIMo7) SKD61(H13) Quality Duplex Stainless Steel Gr12MoV 42CrMo Quality Powder Metallurgy Materials 40Cr Hard Metal Cold/Thermal Spraying Technology Zinc 3# Steel Advanced Nitriding Technology Anti-corrosion and Wear-resisting Duplex Metal Spraying Technology   Single Screw Extruder Screw and Barrel is one of the main products of Zhejiang Guangming Plastic Machinery Co., Ltd.with good Wholesale price and quality, factory direct sales. Our company is a professional supplier…