Sandvik DR411i
Rotary blasthole drill rig.
Key features
- 16.8 m (55 ft) extended mast: The 16.8 m (55 ft) extended mast option delivers a total depth capacity of 24.4 m (80 ft), eliminating the need to add pipe, improving productivity and reducing costs.
- Two-stage rotary head: The redesigned two-stage rotary head allows for extended fluid and component life.
- Traveling Centralizer: Reduces drill pipe wobble to produce straigher holes faster, extend component life and reduce unplanned maintenance.
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.
| Hole diameter | 171.00 - 270.00 mm (6.75 - 10.63 in.) |
|---|---|
| Weight on bit | Up to 36,287 kg (80,000 lbs) |
| Single pass hole depth | Up to 16.80 m (55.00 ft) |
| Drilling method | DTH and rotary |
| Max. hole depth | Up to 24.40 m (80.00 ft) |
| Pull down force | Up to 311 kN (70,000 lbf) |
| Compressor | 56.6 m³/min. at 8.6 bar, (2000 CFM at 125 psi) / 41 m³/min @ 24.1 bar / (1,450 SCFM @ 350 psi) 38.2 m³/min @ 34.5 bar / (1350 CFM @ 500 psi) |
| Engine power | CAT C27 Tier 4/Non tier 4 652 kW (875 hp) / Cummins QSK 23 Tier 4/Non tier 4 708 kW (950 hp) |
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