Rubber machine screw:
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
Rubber machine screw:
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
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)
Label: Screw