Sandvik DU311
In-the-hole longhole drill rig.
Sandvik DU311 is a fully mechanized, center-articulated, in-the-hole (ITH) drill designed for high mobility and utility in underground mining.
Key features
- Compact drill: The compact ITH longhole drill is perfect for contractors and mines requiring mobility when working in small cross sections.
- High mobility: The compact, heavy-duty, rubber-tired articulated carrier with hydrostatic transmission ensures maneuverability and good stability, for fast and safe tramming in small…
- Onboard air supply: Reciprocating compressors are used where high compression ratios are required per stage without high flow rates.
- Raise boring: The drill can be fitted with Tundo RH700 cluster hammer unit for production drilling, service support and mechanized slot raising in 3 x 3 m or larger headings.
As an exclusive 3S dealer of Sandvik Mining and Rock Technology, we provide sales, service and genuine spare parts.
Tell us your material, required output and site conditions, and we will recommend a suitable model. Specifications, availability and pricing are confirmed in a written quotation.
Technical specifications
Figures as published by the manufacturer.
| Parallel coverage | 0.762 m |
|---|---|
| Longhole diameter | 89 - 445 mm (4 - 18 in.) |
| Drill pipe length | 1.22 - 1.83 m (4.00 - 6.00 ft) |
| Drift size (H x W) | 3.2 x 3.2 m |
| Drill pipe diameter | 76 - 102 mm (3 - 4 in.) |
| Tramming type and distance | Hydrostatic transmission - Diesel engine - OM904LA (110 kW Tier 3) |
| Drilling power | HP45, 45 kW |
| Controls type | CAN (Control Area Network) |
| Weight | 22,700 kg |
Tell us what your project needs
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