2.Technology:Heat-treatment applied,Nitriding treatment
1)Depth of nitriding layer:0.5-0.8 mm
2)Hardness of nitriation:900-1020HV
3)Fragility of nitriation :Less than Grade one
4)Surface roughness:Ra 0.4μm
5.Guarantee:Common Nitried:more than 2years
We are the professional desigher and manufacturer of all kinds of plastics and rubber machine screw barrel.We can provide single screw barrel,conical?llel .