
The use of recycled tungsten carbide powder can increase the tungsten recovery rate and production efficiency. It can solve the environmental pollution caused by waste tungsten carbide powder, tungsten loss and hidden safety problems, and has high economic and environmental benefits. Reproduced tungsten carbide powder can be made from recycled tungsten carbide powder. There is an efficient recovery method for waste tungsten carbide powder, which ultimately recovers tungsten in the form of sodium tungstate solution. The steps are: Waste tungsten…