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MF420

Former name: Marietta Miner AMB1012



The Sandvik MF420 Borer Miner is a crawler-mounted, boring-type, full-face continuous miner. It cuts and delivers material to the rear of the machine in one continuous operation of unparalleled productivity. Due to robust design and more than 40 years of development, Sandvik MF-series miners are exceptionally durable.
  • Features
  • Truly continuous mining
  • Variable cutting height
  • Cutter chain or top and bottom cutter drums for profiling
  • All main controls mounted on one side
  • Fully automated greasing system
  • Optional remote control
  • Track lock system for automatic straight tramming
  • Key specifications
Machine dimensions
Machine weight
245 t (270 tons)
Machine length
13.4 m (44 ft)
Cutting profile dimensions
Cutting width
6.1 m (20 ft)
Cutting height
3.66 m (12 ft)
Installed electric power
Cutter
2x448 kW (2x600 HP)
+ 3x160 kW ( 3x215HP)
Hydraulic power pack
250kW (335 HP)
Total power installed
1630kW (2150 HP)
Download brochure
(787 KB, Jan 2010)
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