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Established In 1992
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Products
Screw and Barrel for Plastic Board Machine
Screw and Barrel for Plastic Board Machine
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Product description
Extruder Barrel and Screw Specification : Ø15mm~Ø500mm
Draw Ratio: L/D=7~55
Technical Parameter |
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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 |