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Rubber Machine Screw Barrel

Nitriding thickness:0.5-0.8mm
Nitriding hardness:950-1020Hv
Nitriding brittleness:< = 一级
Screw straightness:0.0015mm
Chromium coating thickness:0.05～0.10mm
Alloy thickness:0.8～2.0mm

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Rubber Machine Screw
Nitriding thickness: 0.5-0.8mm
Nitriding hardness: 950-1020Hv
Nitriding brittleness: ≤ 1
Screw straightness: 0.0015mm
Chromium coating thickness: 0.05～0.10mm
Alloy thickness: 0.8～2.0mm
Application: rubber machine, rubber manufacturing machinery
Specs: bore Φ14-Φ300 X 8000mm
Length-diameter: L/D=8～20 Surface roughness:Ra0.4μm
Nitrogen treatment: surface hardness>1000H, thickness: 0.5~0.8mm, Nitriding brittleness: ≤2, Alloy hardness: HRC56°～65°(alloy uses nickel base alloy)