... 1000nm at your requirement. Usages metallic nano cobalt powder Fe,Cu,Ni,Zn,Ag,Sn,Bi,CoAppearance: Different ... appliances, machinery manufacturing, chemical and ceramic industry. Cobalt-based alloy or containing cobalt alloy steel used as important metal ... includes elements such as B,Al,Si,Cr,Mn,Fe,Co,Cu,Mo,W,P,C,S. We ... to user requirements. metallic nano cobalt powder Fe,Cu,Ni,Zn,Ag,Sn,Bi,Co