Roadheaders for tunneling
MT521
- Cutting height (max)
- 7.1 m
- Cutting width
- Up to 10.3
- Cutting motor power
- 315 kW
Sandvik MT521 roadheader has geometrically optimized transverse cutter heads, providing high cutting performance across several applications, from mineral/ore production of soft and industrial minerals to tunnel/underground cavern excavations in medium-strong, medium-abrasive rock masses like sandstone, chalk, and marl.
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New level of machine application
A range of digitalization options maximize machine application, such as teleremote operation, collection of fleet data and telemetry data monitoring via Racoon and SmartMate software solutions.
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Semi-automated operation for simpler onboarding
CUTRONIC® enables semi-automated cutting and assists roadheader operation for rookies in mechanical rock excavation, optimizing customer value.
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Improved safety features
Safety features ensure safe underground working conditions and fewer operational hazards
Product specifications
- Cutting height (max)
- 7.1 m
- Cutting width
- Up to 10.3
- Cutting motor power
- 315 kW
- Cutting speed
- 3.3 m/s
- Dimension (L x W x H)
- 20 x 7.61 x 4.25 m
- Ground pressure
- 0.23 MPa
- Total installed power
- 537 kW
- Total weight
- 124,000 kg
- Tramming speed (max)
- 15 m/min
Learn more about MT521 features
Robust track assembly
Strong track assembly achieves perfect cutting stabilization
Quick and simple machine relocation
MT521 has an optional onboard cable reel or diesel power pack for quick and easy location
Programme logical controller
Sandvik MT51 is available as a programmable logical controller (PLC) controlled machine with options for customized applications.
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MT721
- Cutting height (max)
- 6.6 m
- Cutting width
- Up to 9.1
- Cutting motor power
- 300 kW
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