SANDVIK DL311―TOP HAMMER LONGHOLE DRILL RIGS
Sandvik DL311 is a fully-mechanized and compact electro-hydraulic top hammer longhole drill designed for underground mass mining in 3.2 x 3.2 m or larger production drifts. It is capable of drilling vertical and inclined fans and single or parallel Ø64…89 mm longholes up to 38 meters in depth, using T38, T45 and T51 MF-rods or Ø65 mm tube rods.
The DL311 is mounted on a 4-wheel drive frame-steered and diesel-powered carrier. It is equipped with the HL820ST hydraulic rock drill, LFRC700 drilling module, ZR20 telescopic boom, TAS drilling control system, remote control panel and FOPS operator’s (tramming) canopy for high drilling capacity and maximum uptime. The 360° drilling module rotation and wide boom swing and tilt angles make the unit suitable for most mining methods and various service support applications. The CANbus based TAS drilling control system with the user-friendly operating interface and various instrumentation and automation levels allow maximum productivity and good drilling accuracy.
The layout of the NC5 carrier is designed for good visibility and stability, ensuring safe tramming in narrow mine drifts. The operating and maintenance interface are designed for easy access and all service points are accessible from ground level.
MAIN BENEFITS
HEAVY-DUTY DRILLING MODULE
The drilling module’s operating length is minimized to support drilling in small drifts. It offers fast and accurate rod handling.
HIGH DRILLING CAPACITY
HL820ST hydraulic rock drill provides performance, reliability and low operating cost through its simple and robust design.
SAFE REMOTE OPERATIONS
DL311 has a remote-control panel with a cable length of 20 m to ensure safety and ease of use in longhole drilling operations.
Similar models may be shown in addition to the featured model. Equipment may be shown with options. Specifications are subject to change without prior notice.
