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DR412iE Rotary Blasthole Drilling Rig

Sandvik DR412iE blasting hole drilling rig delivers comprehensive upgrades to rotary and down-the-hole hammer drilling performance for maximized profitability. Equipped with scalable automation capabilities, it flexibly transitions from operator-controlled to fully autonomous modes, precisely adapting to diverse customer operational requirements.

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Product Features

Multi-voltage, multi-frequency power supply equipped with soft starters

Sandvik i-series electric rotary drill motors offer exceptional adaptability, supporting 4160-7200V multi-voltage and 50/60Hz dual-frequency operation to fully meet global power supply requirements. Onboard soft starters effectively reduce impact on mining power grids, ensuring normal operation of surrounding equipment.

Optional cable reel

An optional 300-meter cable reel is available for connecting to the mine's power distribution room.

DRi Control System

Delivers a consistent operating experience across the entire range of rotary drilling rigs while enhancing control over rig functions.

Parameters

Hole Diameter	203.00 - 311.00 mm (8.00 - 12.25 in.)
Bit Weight	41,500 kg (91,500 lb)
Single pass hole depth	17.65 m (57.91 ft)
Drilling Type	Rotary Drilling and DTH drilling
Maximum hole depth	32.90 m (107.90 ft)
Axial Compressive Force	356 kN (80,000 lb)
Engine	ABB 746 kW (1,000 hp) / 4,160V, 6,600V, 7,200V / 50/60 hZ Standard Soft Starter
Air Compressor	56.6 m³/min @ 6.9 bar / (2,000 SCFM @ 100 psi) / 73.6 m³/min @ 5.5 bar / (2,600 SCFM @ 80 psi) / 41 m³/min @ 24.1 bar / (1,450 SCFM @ 350 psi) / 42.5 m³/min @ 34.5 bar / (1,500 SCFM @ 500 psi)

Mining Rotary Drilling Rigs for Large-Scale Surface Mining

The DR412iE is designed for large-scale surface mining operations that require high-capacity blasthole drilling. As an electric mining rotary drilling rig, it supports production drilling in open-pit metal mines and other large mining projects where consistent drilling performance and large-diameter blast holes are required.

Its combination of electric power, substantial drilling force and flexible drilling methods makes it suitable for mining contractors seeking equipment for continuous production drilling. The rig can be integrated into mining operations according to the site's geological conditions, blasting design and production requirements.

Rotary and DTH Drilling Capabilities for Mining Applications

The DR412iE supports both rotary drilling and down-the-hole (DTH) drilling, giving mining operators flexibility when planning different drilling operations.

Rotary drilling uses continuous bit rotation and axial force to break rock, while DTH drilling uses a pneumatic hammer positioned near the drill bit to deliver impact energy directly to the rock formation.

The appropriate drilling method depends on rock hardness, required hole diameter, drilling depth and production objectives. Having both drilling capabilities allows operators to evaluate different drilling requirements within a single equipment platform.

Electric Power Supply and Site Configuration

Before purchasing an electric mining rotary drilling rig, buyers should evaluate the mine's electrical infrastructure and equipment installation conditions.

The DR412iE supports multiple operating voltages from 4,160 V to 7,200 V and 50/60 Hz power supply configurations. Its standard soft starter helps reduce electrical impact during motor startup. An optional 300-meter cable reel is available for connection to the mine's power distribution system.

Before ordering, buyers should confirm: