Tunnel Boring Machine Parts

1. Round shank concial bit U47 for tunnel boring machine is made by YG11C carbide tips and 42CrMo;2. U47 cutter bit is produced to use in tunnel boring machine;3. U47 bullet teeth is also used to trenching and coal mining work;5.It has good wear-resistance and high impact toughness.

1.U135 tbm cutter picks are made by YG11C carbide tips and 42CrMo steel;2. Our tungsten carbide and Co are both imported from Europe so the quality is very good;3. Using the superior raw material makes our bit wear-resistant and high impact toughness;4. Accept sample order.

Material：40CrMnMo（4140），42CrMnMo（4240）Specification：S100,S160,S200,U170, etc. In addition to common specifications, our products can be made according to your drawings or samples.

Adopt advanced design method and superior material, optimize the cutting head design , matching design the geometry of cutting head shape, size, cutter tooth arrangement, the geometric parameters and cutting parameters. Strive to work in each equal sectional tooth bearing, same wear-resistance, smooth movement, to improve the efficiency of cutting coal and rock. Reduce tooth wear and tear. To improve the reliability performance.