... non-metal material(eg:wooden floor,ceramic stone,carbon fibre complex material etc.)2.Nonferrous metals(Si-Al alloy ... non-metal material(eg:wooden floor,ceramic stone,carbon fibre complex material etc.)2.Nonferrous metals(Si-AL alloy ... copper alloy,powder-metal etc.)2. Ceramic mateiral,carbon fibre,optic parts,semiconductor(Accurate machining)High wear-resistanceHigh toughnessGood surface ...