Disclosed is an anticorrosion abrasion-proof ceramic-metal composite plastic cutter, which comprises abrasion-proof anticorrosion ceramic metal cutting edge material and low-alloy non-corrosive steel or high strength construction steel cutter material, the cutting edge material comprises TiC particles as the base stock, and Ni powder 25.0-40.0 wt%, Cr powder 6.0-10.0 wt%, and a small amount of Al powder and Ti powder with a total content lower than 3.0 wt%. The invention realizes high durability and increased operational life. |