YT27 Air-leg Rock Drill

The rock drill is a kind of high efficiency air leg rock drill machine.It is mainly used for blasting holes and other drilling works in a quarries, railway construction, water conservancy construction and national defence project facility.
When it is matched with Model FY250 Oil reservoir and Model FT160A or FT160B Air-leg , it is suitable for wet drilling under various of rocks at aclinic and incline orientation,it can also use in the trolley without Air-leg.

Weight                                                  27 kg
Outside dimension(L*W*H)               668*248*202mm
Cylinder dia                                           80mm
Piston stroke                                         60mm
Impact energy                                       ≥75.5J
Impact frequencey                                 ≥36.7Hz
Air consumption                                    ≤83.3L/S
Air pipe (inner dia)                                  25mm
Water pipe (inner dia)                             13mm
Air pressure                                        0.63MPa
Water pressure                                     0.3MPa
Bore dia                                               34-45mm
Bore depth                                                5m
Shank dimensions(hex*length)              22*108mm