DR412i Rotary blasthole drill rig

Sandvik DR412i Rotary blasthole drill rig

Sandvik DR412i blasthole drill is designed to deliver dependable penetration and return on investment for 216-311 mm (8.5-12.25 in) rotary and DTH holes, with a first pass capability of 18.3 m or 60 ft and a maximum depth of 33.5 m or 110 ft for the single pass mast. The multi pass mast delivers a first pass depth of 12 m or 39.5 ft with a maximum depth of 76 m or 245 ft across all recommended pipe diameters.

Dependability Defined

Sandvik DR412i is AutoMine® ready providing functionality for both on-board and off-board automated needs. This scalable solution, from on-board automation that increases drilling efficiency to full autonomous operation, is designed to meet customer needs both now and in the future.

Advantages

  • Sandvik Intelligent Control System Architecture (SICA) provides the operator with real-time feedback regarding the machine’s performance and health, along with tools for drill planning, reporting and analysis, improving availability and productivity
  • Onboard automated features such as Auto Drill and Auto Cycle ensure consistency hole-to-hole while Auto Mast and Auto Level functions ensure consistent operations and reduce wear on structural weldments
  • Patented deck wrench allows bit change in conjunction with optional remote-control crane, eliminates manual bit handling enhancing operator safety
  • Dedicated Mast access facilitates easy inspections of key components, reducing downtime
  • Ergonomic cab design features a swivel-enabled operators seat with integrated joysticks, large, easy-reach touch screens and keypads enable effortless access to machine settings, while the extra-large drillers window offers a full unobstructed view of the drill table.
  • Open-design catwalk system improves access to frequent maintenance areas, speeding maintenance routines and reducing chance for injury
Technical data
Engine power (tier 4) 708 kW (950 hp)
Engine power (non-tier 4) 782 kW (1050 hp)
Max hole depth (single pass) Up to 33.5 m (110 ft)
Max hole depth (multi pass) Up to 76 m (245 ft)
Dimension mast up (single pass) (L-W-H) 14.8 x 7.21 x 25.9 m (48 ft 5 in x 24 ft 2 in x 84 ft 8 in)
Dimension mast up (multi pass) (L-W-H) 14.8 x 7.21 x 19.2 m (48 ft 5 in x 24 ft 2 in x 62 ft 10 in)
Dimension mast down (single pass) (L-W-H) 25.9 x 7.21 x 7.8 m (84 ft 10 in x 24 ft 2 in x 25 ft 9 in)
Dimension mast down (multi pass) (L-W-H) 19.2 x 7.21 x 7.8 m (63 ft 2 in x 24 ft 2 in x 25 ft 9 in)
Hole diameter 216 - 311 mm (8 ½ - 12 ¼ in)
Operating weight (single pass empty) 111,584 kg (246,000 lb)
Operating weight (multi pass empty) 109,769 kg (242,000 lb)
Rotary head 120 rpm / 15,479 Nm / 11,417 ft lb
First pass depth (single-pass) 18.3 m (60 ft)
First pass depth (multi-pass) 12 m (39.5 ft)
Compressor Standard-Rotary 56.6 m3/min (2000 SCFM) @ 6.9 bar (100 psi)
Option
73.6 m3/min (2000 SCFM) @ 6.9 bar (100 psi)
Compressor Standard-DTH 41 m3/min (1,450 SCFM) @ 24.1 bar (350 psi)
Weight on Bit 400 kN (90,000 lb)
Max Pull Down Force 356 kN (80,000 lb)
Drilling technique Rotary / DTH

*Consult factory for options and alternate power group arrangements