Screw For Rubber Machine - Chinaprice: contact company for price
Hardness of quenching and tempering：HB240°～280°
Hardness of nitration：HV850°～1000°
Depth of Nitrated Layer：0.45～0.7mm
Fragility of nitration：≤ Grade 2
Hardness of Cr-coating Layer：HV≥900HV
Nitrided layer thickness：0.05～0.10mm
Thickness of Cr-coated Layer：0.8～2.0mm
Hardness of bimetallic：HRC56°～65°(Ni-based alloy)
Material :quality alloy steel
① 38CrMoALA(JIS SACM645)
② 42CMo(JIS SCM440)
Electroplated hard-chrome finish
Spray coating Bimetallic-alloy
1) high temperature, high temperature deformation;
2) wear resistance, long life;
3) resistant to corrosion, corrosive materials;
4) high intensity, which can withstand high torque, high speed;
5) has a good machinability;
6) The residual stress after heat treatment, thermal deformation and so on.
- Posted By: Ningbo Superior Machinery Co.,Ltd
- Phone: +8657489075950
- Address: NO.16 XINGHAI SOUTH RD, HI-TECH ZONE, Ningbo, Zhejiang, China
- Website: http://www.superior-machinery.com
Published date: August 11, 2016 -
- Business Description: Ningbo Superior Machinery Co.,Ltd was founded in 1992,which is one of the earliest manufacturers of screw and barrel for plastic processing machine in China. We are aiming at serving small-scale corporations during our early business period and we have served more than 1000 small or middle-scale corporations producing various kinds of plastic products so far. This fact has lead to an extensive accumulation of technological”know how”and experience for us.
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