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parallel twin screws and barrel RZSB-P6
Product detail

Parallel twin screws and barrel for plastic extruders
Nitrided screw and barrel
Alloy screw and barrel

Technical Data:
Quenching and Tempering Hardness: HB280-320Screw Straightness: 0.015mm
Nitriding Hardness: HV850-1000Nitrided Chromium Coating Surface Hardness: ≥900HV
Nitriding Depth: 0.45-0.7mmChromium Coating Thickness: 0.025-0.10mm
Nitridng Brittleness: 2 LevelDuplex Alloy Hardness: HRC50-65
Surface Roughness: ≤Ra0.4Duplex Alloy Depth: 0.8-2.0mm
Materials and Technologies
Quality 38CrMoAIA (41CrAIMo7)SKD61(H13)
Quality Duplex Stainless SteelGr12MoV
42CrMoQuality Powder Metallurgy Materials
40CrHard Metal Cold/Thermal Spraying Technology
Zinc 3# SteelAdvanced Nitriding Technology