生产供应各种镍基合金粉,钎焊粉,喷涂粉 NiCrBSi镍铬硼硅合金粉,有NiCr60B,NiCr60A,NiBSi等 The powder product wear resistance, corrosion resistance, good sliding friction 该粉末产品性,耐蚀,耐滑动摩擦性好