screws barrels/JINMAO PLASTIFYING MAHCINERY MFG

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Quantity:
0
Shipping Terms:
FOB
Date Posted:
2012-01-11
Expires:
2013-01-11
Status:
Expired

This RFQ is expired and is no longer accepting quotes.

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Product Details

Technical Information:
Material:38CrMoAlA(JIS SACM645)

42CrMo
Bimetal material:Fe based alloy powder

Nickel based alloy powder

Tungsten carbide
Technics: 1)Heat treatment
2)Nitriding treatment
3)Centrifugal casting
Technical parameter:
Nitrided layer depth:0.7mm
Bimetallic layer depth:3mm
Surface hardness:950HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm

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