Top hammer rock drills
HF820T
- Hole size
- 64 - 127 mm
- Percussion power
- 21 kW
- Percussion rate
- 53 Hz
Sandvik HF820T hydraulic rock drill, with independent rotation and separate flushing, is compatible with Sandvik surface and underground longhole drill rigs and can drill 64-127 mm diameter holes.
Features
-
Robust, reliable rock drill
Sandvik HF820T is reliable and has a high drilling capacity, achieved through its functional modules. A hydraulic stabilizer regulates drill-bit-to-rock contact, optimizing drilling performance and extending drill steel longevity.
-
Power extractor (option)
Ensure hassle-free drilling even in the harshest of conditions by utilizing the optional power extractor for added reliability and performance.
-
Variety of options
Operators can easily adjust torque and speed by making use of the three rotation motor options.
Product specifications
- Hole size
- 64 - 127 mm
- Percussion power
- 21 kW
- Percussion rate
- 53 Hz
- Percussion pressure
- 80 - 200 bar
- Rotation (max.)
- 200 bar
- Rotation motor types
- OMT 200, OMT 250, OMT 315
- Weight
- 265 kg
Related Products and Services
Equipment
Surface drill rigs
Designed to work in the toughest operating conditions, our surface drill rigs combine power with precision and are designed for efficiency and operator comfort.
Equipment
Underground drill rigs
Available in a variety of feed lengths, boom configurations and size classes, our underground drill rigs maximize productivity while delivering the lowest cost per meter.
Services
Component services
Sandvik will inspect and repair your original component in our state of the art workshops using genuine parts to an agreed standard and scope.
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