Cutter models include U82, U84, U95, U94, product differs slightly from the coal mining pick and tunneling machinery of wearing parts is one of the coal and a coal off the main tool , its performance a direct impact on the ability to play a coal mining machinery , power consumption , smooth and other parts of life. Many different types of cutter , the general structure is quenched , tempered low alloy carbide steel knife blade mounted on the body . Cutter at work under high cyclic stress , shear stress , shock loading.
Mining of coal and rock cutting machine tool , including the " flat cutter (flat pick)", " cone-shaped cutter (conical pick)"; " Radial cutter (radial pick)", " cut to the cutter (tangential pick ) "and so on .