Specifications

QJ15 Impact Rock Drill
1. Powerful Drilling
2. High Durability
3. Easy Operation
4. Comparable performance

item name:QJ15Impact Rock Drill

 

products specifications
item name	QJ15
Weight	15kg
Overall dimensions	550mm
Stoke	45mm
Cylinder Dia	58 mm
Air pressure	0.35-0.55mpa
Water pressure	0.2-0.3mpa
Impact energy	22J  / 22n.m
Torque (at0.4MPa)	9n.m
Impact frequency	>31.6Hz
Air consumption	21.6L/S
Drilling speed	80mm
Max drilling depth	>6m
Air pipe inside dia	19mm
Water pipe inside dia	8mm
Drill bit size	32-48mm
Drilll rod size	H22X108mm

                    
illstruction

The rock drill has hand-hold and air-leg functions and has characteristic of low weight, reasonable structure, handy use and little air consumption. It is mainly used in small mines,small water conservancy ospecting and mining highway traffic and defence project facility. It is also suitable for drilling and blasting under various of rocks. When it is uesed to hand hold,it can blast blasthole downward. When it is matched with Model FT80 air leg ,it can drill blasthole at any direction angles. During drilling ,when it match with drill bit and other drill tools,drill bit diameter is 32-38mm,blast hole depth is 4m.