Instruction
The rock drill is a kind of high efficiency air leg rock drill machine.It is widely used
for blasting holes and other drilling projects in a quarries, railway construction, water
conservancy construction and defence project facility.
It is suitable for drill level or gradient holes in medium hard or hard rock(f=8-18).
The drilling depth can be five-eight meters. It can be matched with the FT140BD short
air-leg or FT140B long air-leg to use in the basis of the width of rock.Also it can be fixed
on drilling-vehicle or drilling-shelf.
To ensure the well lubricating.This rock drill may match FY200B oil reservior .

specification
Weight ? 24 kg
Length �@�@ 678mm
Cylinder dia �@�@ 70mm
Piston stroke �@ 70mm
Air pressure 0.4�X0.63MPa
Impact frequencey ? 31Hz
Air consumption ?66.7 L/S
Air pipe (inner dia) 19mm
Water pipe (inner dia) 13mm
Shank head dia 34-42mm
Shank dimensions(hex��length) 22��108 mm��1mm

FT140B Air-leg:
Length of air-leg 1687mm
Pushstroke 1250mm
Cylinderdia 60mm
Weight ?15.6kg

FT140BD Air-leg:
Lengthofair-leg 1400mm
Push stroke 965mm
Cylinderdia 60mm
Weight ?13.9kg

FY200B Oil reservior:
Capacity 200milliliter