Cobalt powder high quality Co 99.95 Fsss 1-1.5um factry price,CNPC brand used in diamond tools,PM parts,etc. COBALT POWDER TECHNICAL DATA PROPERTIES Grey powder with irregular form and magnetism. Dissolved in acid, and easy to be oxidized in the moist air APPLICATION Widely used in the metallurgical products of hard alloys, diamond tools, high temperature alloys and magnetic materials, and in the ...