Cobalt powders are produced mainly by hydrometallurgical process which incorporates three processing stages chemical dissolution(leaching), solution purification and metal recovery which is also called as autoclave processing.
|Melting Point ℃||1495|
|Boiling Point ℃||2927|
|Mohs Hardness @ 20 ℃||5.0|
|Coef. of Exp. @ 20 ℃||12.5 x 10-6|
|Elec Resistivity nΩ-m||62.4|
|Crystal Structure||Hexagonal close-packed|