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Metric
Imperial (US)
Room and pillar
12HM series
Continuous miners
- Maximum cutting height (in) 138 - 237
- Maximum cutting height (mm) 3 500 - 6 000
- Minimum cutting height (in) 73 - 118
- Minimum cutting height (mm) 1 860 - 3 000
Specifications
- Full specs
Metric
Imperial (US)
Expand all
- Cutter head design: Ripperveyor or solid head (12HM27 model)
- Cutter head diameter (in): 47.25 - 62.5* (*optional higher power)
- Cutter head diameter (mm): 1 200 - 1 588* (*optional higher power)
- Weight (lbs): 190,000 - 405,000
- Weight (kg): 86 180 - 184 090
- Ground pressure (kPa): 209 - 317
- Ground pressure (psi): 30 - 46
- Ground clearance (in): 12
- Ground clearance (mm): 305
- Conveyor width (in): 38
- Conveyor width (mm): 965
- Tram speed (m/min): First - 4.6, Second - 9.1, Third - 19.8, Third (optional, turbo) - 25.9
- Tram speed (ft/min): First - 15, Second - 30, Third - 65, Third (optional, turbo) - 85
- General footnote: Minimum cutting height is without dust collector and total power does not include dust collector fan