First Break Mining
Rotary blast hole rigs
Pit Viper PV-231
Single-pass rotary blasthole drill rig
Efficiency meets reliability
The new Pit Viper 231: Built for faster, more accurate drilling.
Epiroc’s Pit Viper PV-231 is a flexible workhorse that can be configured in many different ways for a wide range of rotary and DTH drilling operations. It's extremely fuel-efficient – which can add up to significant savings.
A proven staple in the Pit Viper range, the Pit Viper PV-231 builds upon the innovation and success of the Pit Viper PV-235, which is operating in over 20 major mine sites while maintaining the highest levels of productivity and reliability.
Its single-pass capability can improve drilling efficiency by up to 25% when drilling in soft material by eliminating rod change time and allowing for more time for drilling.With both high and low-pressure airends to choose from and Epiroc’s Rig Control System RCS, the Pit Viper PV-231 delivers a full range of options to meet your needs now and in the future.
| Tower | |
| Tower construction | Fully welded four main member with open front ASTM A500 Grade B rectangular tubing |
| Tower raising | Two hydraulic cylinders; live tower (raise and lower with full carousel and rotary head at top of tower) |
| Rod support | Hydraulic cylinder actuation to center drill rod |
| Rated capacity | |
| Single pass depth (clean hole with drill bit above the table) | 16.1 m |
| Maximum hole depth | 37.5 m |
| Carousel (carousel internal to the tower with key-lock retention) | |
| Rod length | 10.7 m |
| Actuation | Two hydraulic cylinders |
| Safety | Drill pipe is held securely in carousel by “key lock design” mechanism . No bump system to prevent damage if carousel not stowed |
