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CMJ17HT-D twin powered hydraulic single boom drilling jumbo is mainly used to drill blast holes for tunneling constructions in coal mine, metal mine, nonferrous metal mine, hydro-power station, railroad, highway engineering etc. This single boom jumbo is designed suitable for tunneling in small section of 4.2-10.2m². With modular designed, this compact jumbo has a low center of gravity, great mobility, remarkable stability and strong climb capability thus can improve working environment and get efficiency, quality development.
Technology Specification
Item | Unit | Specification |
Outside dimension (L x W x H) | mm | 7600×1400×1700 |
Hole depth (feed at once) | mm | 2100 |
Hole size | mm | Φ32~Φ45 |
Cross section (W x H) | mm × mm | 1900×1900-3500×4200 |
Travelling speed | KM/H | ≥3 |
Boom rotation | ° | ±180 |
Qty. of drill boom | Piece | 1 |
Rock hardness |
| F6~F16 |
Drilling speed | m/minute | 0.8~2 |
Climb capability | ° | 25% |
Min. turning radius | mm | 4100 |
Stabilization while drilling |
| by front jack |
Length of steel rod | mm | 2475 |
Underground Mining Drilling Jumbo