Sandvik DU311-T
In-the-hole longhole drill rig.
Sandvik DU311-T is a compact, track-mounted, in-the-hole (ITH) longhole drill fitted with an onboard booster and designed for underground mining in 3.2 x 3.2 meter or larger production drifts.
Key features
- Optimal production drilling: The compact drill is an optimal size for production drilling and service support in narrow mine drifts and is available in configuration for reverse circulation.
- Robust rotation head: The drill has a robust RH6230 rotation head with spined piston and a rotation speed of 0 - 60 rpm.
- Robust tracks: The carrier is equipped with triple grouser tracks, offering high levels of stability and increased weight distribution when tramming in mine drifts.
- 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 - 254 mm (4 - 10 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 | 79 - 127 mm (3 - 5 in.) |
| Tramming type and distance | Hydrostatic transmission - Electric & diesel engine (option) |
| Drilling power | HP45, 45 kW |
| Controls type | CAN (Control Area Network) |
| Weight | 18,000 kg |
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