Sandvik DD321
Development drill rig.
Sandvik DD321 is a compact two-boom jumbo capable of operating in demanding conditions, thanks to its flexibility to answer various needs such as face drilling, cross-cut drilling and bolt-hole drilling.
Key features
- Accuracy and efficiency: The rig’s adaptive and advanced control system offers optimized drilling performance and tool life in all rock conditions.
- Versatile drill: DD321 offers a versatile feed to increase productivity in a wide range of applications ensuring minimum length for short holes and maximum length for long holes.
- Reliability: The compact two-boom Sanvik DD321 ensures a reliable workplace for both operators and maintenance crews with well-designed structures, proven components and improved…
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.
| Coverage | 49 m² |
|---|---|
| Hole length | 3.44 - 4.66 m |
| Tramming type and distance | Hydrodynamic transmission - Diesel engine – QSB 4.5 (124 kW, Stage IIIA) |
| Hole diameter | 43 - 64 mm |
| Number of booms | 2 x SB40 |
| Drift size (H x W) | 3.5 x 3.5 m |
| Feed length | Fixed TF500 12 to 16 ft. or telescopic TFX 6-12 ft. to 8-14 ft. |
| Rock drill | RD520 20kw |
| Voltage | 380 - 690 V (multi voltage) |
| Controls type | THC561, hydraulic controls |
| Weight | 22,000 kg (depending on options) |
Tell us what your project needs
Share your requirement and we will come back with the right equipment, rental terms or a site visit.