U86 Main technical requirements for cutting pick (circlip inclusive):

Main technical parameters of cutting pick
Columnar diameter of carbide bit22mm±0.02
Carbide bit length18mm
Carbide bit hardnessHRA87.7
Diameter of handle30mm±0.05
Length of handle76mm
Total length162mm
Hardness of cutting pickCarbide bit≥46HRC

  1. The cutting pick is formed by precise die forging for one time without any machining marks on surface and adopts 42CrMo material.
  2. Carbide materials adopt low cobalt and ultra-coarse particle tungsten carbide which is wearproof and unbreakable with hardness up to HRA87.7-HRA88.3.
  3. This cutting pick applies to the coal bed.
  4. Conform to MT/T246-2006 standards.