Longwall face bolters
DZ701
- North-South tilt angle
- +5°, -115°
- Platform sump
- 480 mm
- Min width
- 1,700 mm
![DZ701 Longwall face bolter](/siteassets/images/bolters/dz701-004.jpg?width=480&height=293&rmode=crop&rsampler=bicubic&compand=true&quality=90&v=1695272755&hmac=af5a4d926ad01e1f2d8f209bee7ea2e261348d3f4677f33d8c52f194ecebc91e)
Sandvik DZ701 bolter is designed to stabilize the roof and face in longwall coal mines before equipment recovery operations. The bolter is powered by the longwall hydraulic system and operates on the AFC rack. Two independent, hydraulically controlled drill rigs offer proven safety and efficiency for bolting operations
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Large level sumping platforms
Large level sumping platforms on DZ701 offer increased safety and ergonomics.
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Variable rig positioning
Adjustable rig positioning allows for operation across different conditions and challenges.
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Easy bolt installation
Install bolts easily and efficiently with DZ701’s high-torque drill heads and gripping head plates.
Product specifications
- North-South tilt angle
- +5°, -115°
- Platform sump
- 480 mm
- Min width
- 1,700 mm
- Height - (upper platform can be removed - option)
- 2,700 mm
- Horizontal drill height
- 1,100 mm
- East-West drill angle
- 20 °
![DZ701 Longwall face bolter](/siteassets/images/bolters/dz701-001.jpg?width=480&height=270&rmode=crop&rsampler=bicubic&compand=true&quality=90&v=1695272755&hmac=b1a23e0bbefacbe8d126a7e70c0471ac6fa1f2c751591765d5d54a12357a9916)
Learn more about DZ701 features
Reliability and safety
This bolter is engineered with high-quality stainless steel controls, ensuring reliability, safety and ease of use.
Improve efficiency, profitability and operator safety
Software systems that help you monitor your machines, giving you a full overview of your fleet and enabling you to control and optimize your operations.
![Person in AutoMine control room](/siteassets/images/automation/flexible-safety-zone-automine.jpg?width=400&height=400&rmode=crop&rsampler=bicubic&compand=true&quality=90&v=1695272755&hmac=763d9e1a991e3254b58a9ed139c81b75ac0491ef5c50a165a171646c89909a32)