SANDVIK DL321―TOP HAMMER LONGHOLE DRILL RIGS
Sandvik DL321 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 DL321 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 and FOPS / ROPS operator’s safety cabin 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. All service points are accessible from ground level.
MAIN BENEFITS
MAXIMUM DRILLING ACCURACY
DL321’s boom and support (frame) provide optimal drilling accuracy and stability.
COMPACT-SIZE DRILLING MODULE
DL321 has a heavy-duty drilling module, compact in size for small cross sections, providing accuracy and speed in rod changing.
STABILITY AND SAFETY WHILE TRAMMING
The carrier is designed for enhanced visibility and stability. Its compact dimensions and good cornering ensure safe tramming even in small mine drifts.
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.
