High Wear Resistant Screw and Barrel

High Wear Resistant and Screw Barrel

1.Material: 38C rMoALA,etc

2.Double-alloy technical

3.Nitriding hardness:800-1050HV

High Wear Resistant Screw and Barrel











45/90

45/97

50/103



55/110

60/120

65/125



68/146

80/156

80/172



92/188













Technical standard:



1.Material: 38C rMoALA



2.Hardness of modulator: HB260-290



3.Hardness of nitrification:800-1050HV



4.Depth of nitrification layer: 0.4-0.7mm







Double-alloy technical standard:



Double-alloy level:



1.Level A - containing tungsten of 40%



2.Level B - containing tungsten of 25%



3.Level C - containing tungsten of 9.5%



4.Hardness of alloy: HRC56-65o







Applied scope of plastic: applied for PVC and WPC material, has a high output and stable performance.



1.Components of alloy powder: Ni + Co + Cr + W + Si + Fe + B + C



2.Depth of alloy layer: 1.2 mm-2.0 mm



3.Hardness of alloy: HRC>65u00b0



Two stage type of barrel (material of powder outlet is Cr12MoMV, vacuum quenching)

and screw (powder output is treated by alloy), the using lifespan is long as twice

as common ones.The twin screws and barrel can be equipped in differents