- Contact Person : Mr. Wang Weixing
- Company Name : Zhangjiakou Xuanhua Huatai Mining & Metallurgical Machinery Co., Ltd.
- Tel : 86-0313-3881299
- Fax : 86-0313-3883842
- Address : Hebei,Zhangjiakou city,,No.10 Changping North Road, Xuanhua Development Zone, Xuanhua district, Zhangjiakou city, Hebei province, P.R.China
- Country/Region : China
- Zip : 075100
Underground Anchor Hole Drill Rig
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Coal mine underground DTH drill rig
The MKQJ90/25 and MKQJ 120/40 coal mine underground DTH drill rig features light in weight, easily transported, strong torque for anti-jamming, and could drill holes with protecting pipes etc. The drill rigs are suitable to drill holes for discharging gas, water exploration, grouting and blasting in tunnels, and widely used in mining, hydro-power station, railroad, highway and construction engineering etc. With its SAFETY CERTIFICATE OF APPROVAL FOR COAL MINING PRODUCTS, the drill rigs are applicable for drilling holes in underground coal mines.
Performance parameters
Item | Model | |
MKQJ90/25 | MKQJ120/40 | |
Hole size | φ65-φ90mm | φ90-φ120mm |
Hole depth | down 30m | down 80m |
Working medium | All kinds of rocks | All kinds of rocks |
Feed stroke at once | 1000mm | 1000mm |
Feed force | 0-7800N | 0-15600N |
Rotary speed | 0-90rpm | 0-70rpm |
Air pressure | 0.7MPa | 0.7-1.2MPa |
Air consumption | 12m³/min | 12-17m³/min |
Total weight (without DHD hammer and bit) | 375kg | 590kg |
Underground Anchor Hole Drill Rig
