YT27 Type Air-leg Rock Drill

YT27 type Air-leg Rock Drill

Instruction

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.

Specification

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)                    22×108±mm×mm

Model FY250B oil lubircator

Weight                                                     1.2kg

Oil capacity                                                 0.25L

Air leg                      FT160A                     FT160B

Weight                          17kg                       16 kg

Llength: max                    3006mm                  2526mm

min                          1668mm                   1428mm

Propulsion stroke                1338mm                   1098 mm

Axis thrust (max)                2000N                       2000N