[feature]

cutter head's knife edge part uses the alloy built-up welding to become, surface hard wear-resisting. the machine is equipped with protects the frame, but prevents the traveler effectively in the wiping out process unsafe factor. the electrical machinery, the speed reducer and organism gather are a whole, the structure are compact. the machine uses the unsplit bedpiece, the easy installation.

[use] uses in wiping out the tire boring traveler.

[technical parameter