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Zhuzhou Defeng Hard Alloy Co.,Ltd

Free member Since 2008

Hunan, China

Appearance: Grey Powder Appearance: For cemented carbides Main Chemical Composition(%) Total C ≥19.0 Free C ≤0.3 O ≤0.4 Na≤0.005 Al≤0.015 Fe ≤0.1 Si ≤0.08 K ≤0.005 N ≤0.35 Range of particle...

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