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M30

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Description

This is a composite carbide product. Through the dispersive carbide distribution technology and the refinement of Mo, V, W, Nb, and other metal elements, the strength of the alloy layer matrix is greatly enhanced, and it exhibits extraordinary performance in impact and wears situations. It is recommended for applications with extremely severe impact and wears.

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M70 Technical Specification
Main Chemistry Composition  ( % ) C Cr Mn Si B Nb+Mo+V+W
2.0-5.0 18-28 < 1.5 < 1.2 < 0.4 7.0-10.0
Material for the base plate Q235B,类似于ASTM  A283C
Main alloy hard phase Chromium carbide + Composite carbide
Primary carbide volume > 37%
Overlay hardness > 670Hv
Operating Temperature < 700℃
ASTM G65-04 dry sand rubber weheel test (procedure A) < 0.10 -0.13 g
Impact Wear Testing <0.9(μm/h)
Standard thickness(mm) 17/11,20/11
Standard plate size(mm) 600*3000

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