Underground Blast Drill Rig

Anti-jamming Cross section: 6.5m x 6m Telescopic heavy-duty boom Hydraulic drifter

HT81A wheel type hydraulic drilling jumbo is mainly used to drill blastholes for tunneling constructions in coal mine, non-ferrous metal mine, hydro-power station, railroad, highway engineering etc. Advanced hydraulic rock drill system, anti-jamming mechanism make it has rapid drilling speed and high efficiency. Flexible mechanism can make the jumbo drilling on face, slope, roof, side wall and floor in underground mine or tunnels. This small compact jumbo has a low center of gravity, great mobility, remarkable stability and strong gradeability, thus can be improve working environment and get efficiency, quality development.

Technology Specification

Outside dimension(LxWxH): 11210x1850x2340mm

Hole depth(feed at once): 3300/3900mm

Hole size: 42/76/102mm

Max. cross section(WxH): 6.5m x 6m

Length of feeder:3700/4350mm

Electric motor capacity: 65kw

Voltage: 380v

Traveling speed: 0~14KM/h

Engine: 49kw

Boom raising: +65/-30 degree

Swimming boom: 35 degree left and right

Boom compensation:1250mm

Boom rotation: ±180 degree

Boom qty.: 1

Drilling speed: 0.8-2m/min

Impact power: 18.8kw

Max. climb capability: 25%(approximately 14 degree)

Min. turning radius: 6000mm

Stabilization white drilling : by jacks

Total weight: 12500kgs

Underground Blast Drill Rig