Additional composition: Ti: (0. 4~0. 55)% Zr: (0. 06~0. 12)% C: (0. 01~0. 04) % Chemical composition: This product is made with molybdenum powder FMo-1 with the addition of trace element. Density is not less than 9. 3g/cm3. Main applications: Used for piercing seamless steel tubes, such as stainless steel, borer steel and high-temperature alloy steel, etc.