Specification :

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) 248× 202mm
Cylinder dia 80mm
Piston stroke 60mm
Impact energy e75.5J
Impact frequencey e 36.7Hz
Air consumption d83.3L/ 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