parallel twin screw and barrel products
Specifications, 1.Depth of nitriding:0.6mm-0.8mm, 2.Hardness of nitriding: HV850deg-1020deg, 3 .Hardness of bimetallic: HRC55 - details see: https://www.machineto.com/parallel-twin-screw-and-barrel-products-10335028
Place of Origin:Zhejiang China (Mainland) | Brand Name:jjscrew | Model Number:jjscrew |
APPLICATION:
Parallel twin screw and barrel for extruder
Size:
Φ15/2~Φ250/2 L/D 18~35
For PVC,PP,PE...
Screw can be designed according to different raw material and products,or according to all your requirements.
Material:
1>38CrMoAlA(JIS SACM645)
2>42CrMo(JIS SCM 440)
3>9Cr18Mov
4>CW6Mo5Cr4V2
5>SKD61
The head of the screw and the barrel is bimetallic.
TECHNICAL DATA:
Depth of nitration case:0.4-0.7mm
Hardness of nitration:HV850-1020(HRc55°-62°)
Roughness of surface:Ra 0.4um
Screw straightness:0.015mm/m
Chrome plating thickness:0.03-0.8mm
Bimetal coating thickness:1.5-2.0mm
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Packaging Detail:wood |
Delivery Detail:25days |