QJ15 pusher leg rock drill/rock drill/air drills

Detailed Product Description

 

QJ15 Air leg rock drill

 

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 minessmall water conservancyprospecting and mininghighway traffic and defence project facility. It is also suitable for drilling and blasting under various of rocks.

Specification

Weight                                         15 kg

Length                                         550 mm

Cylinder dia                                     58mm

Pistonstroke                                     45mm

Air pipe (inner dia)                                19 mm

Water pipe (inner dia)                                8 mm

Shank dimensions(hex×length)             22 x 108 ±1 mm

Air pressure                                 0.35-0.55MPa

Water pressure                0.2MPa- minimal air pressure

Impact frequencey (at0.4MPa)                    1900/min

Impact energy (at0.4MPa)                          22n.m

Torque (at0.4MPa)                              900n.cm

Air consumption     (at0.4MPa)                  1.3 m³/min

Dustproof                           centre water-injection