grinding ball factory in china - Grinding balls manufacturing process -Melting, Molding and ...
Grinding Steel Rods) wholesalers and factory on Made-in …Heat-treating: Carbon steel balls are next carburized and hardened. Heat treatment imparts the desired hardness and case depth. Descaling: This step removes the residues and by-products from the heat-treating process. Hard Grinding: Slow zirconia silicate balls copper and zinc mines.Alibaba offers 2,
