machinery industry under the knife, cutting tool is easily damaged pieces. Tool life directly affects the degree of mechanization. According to this problem in the tool manufacturing company in the construction materials used in high-hard tungsten carbide materials processing tool. greatly improved tool life. Carbide products refers to the refractory metal compounds (such as tungsten carbide, titanium carbide, tantalum carbide, vanadium carbide. chromium carbide) metal cobalt or nickel-iron for bonding metal alloy products manufactured using powder metallurgy method.