Underground Mining Equipment
Hydraulic Bolting Jumbo, HT91
HT91 hydraulic bolting jumbo is specially used for rock bolting in underground mines and tunnels with wall rock of complex structure and badly damaged rock formation. Our main focus is safety and bolt installation quality. Out high performance mining bolter ensures operator safety and comfort in underground works.
The rock bolting jumbo is suitable for the drifts and tunnels with min. section of 3.5x3.5m. It's featured by compact design, small size, low fuel consumption, low noise, high working efficiency. The power type of bolting rig can be easily switched to accommodate different underground works. This hydraulic bolting jumbo has been widely used for rock reinforcement in drifts, tunnels, caverns, etc., which provides uncompromised safety for underground workers and euqipment.
| Overall dimensions (L×W×H) | 10400×1835×2270（2970）mm | |
| Drifter | RC1200 | HC25 |
| Power (drifter) | 14kW | 8kW |
| Total length (feed) | 3080 /3210 mm | |
| Drill rod length | 2475 mm | |
| Hole depth | 2265 mm | |
| Min. hole diameter | ⌀ 32 mm | |
| Feed force | 180 bar/ 150 bar | |
| Boom extension | 480 mm | |
| Boom (lift/tilt angle) | +50°/-30° | |
| Boom swing angle | ±35° | |
| Main motor power | 55kw | |
| Rated voltage | 380V (customized) | |
| Gradeability | 14° | |
| Overall weight | 16500±500kg | |
| Cable length | 70 m | |
Side View
Front View
Working Coverage
Working Coverage
Working Coverage
Turning Radius
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Huatai is a Chinese company specialized in the design and batch production of rock drilling equipment. Since its inception in 2000, the company has been committed to manufacturing cutting edge products and providing the highest levels of customer service for a number of enterprises engaged in the mining, metallurgical and foundation engineer sectors.
Huatai has achieved continuous self-transcendence and filled several gaps in the domestic market through 20 years of ongoing innovation and development in the underground mining and rock drilling industry. Today, our product line includes more than 30 types of mine rock drilling machines which are fallen into three categories, i.e. underground mining equipment, coal mining equipment and shaft drilling jumbos. Years of our constant growth and improvement have resulted in a respectable achievement in the domestic rock drilling machine industry, increasing the safety, efficiency, and cost-effectiveness for underground mine engineering and tunneling construction operations.
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