At present, the pillar industry of powder metallurgy is automobile industry. As powder metallurgy technology is a kind of material saving, energy saving, less investment, no pollution of metal forming process, has long received the attention of the automotive industry, Ford, GM, Toyota, Honda and so on have opened the powder metallurgy business divisions.

With the development of PCD tools, the requirements for precision and surface roughness of processed workpieces are getting higher and higher, and higher standards have been put forward for the quality of the cutting edges of PCD tools.