2023 Komatsu Room and pillar 12HM46
- Year 2023
- Make Komatsu
- Model Room and pillar
2023 Komatsu Room and pillar 12HM46
2023 Komatsu Room and pillar 12HM46
The largest and most powerful Joy drum-style continuous miner, with a machine mass of 154,000 kg (340,000 lbs.) and a maximum cutting height of 6 m (20 ft.). Engineered to help productively mine industrial minerals like trona, gypsum, potash and salt.
Features may include:
Corrosion protectionPins and bushings have been designed to guard against corrosion, a common problem in industrial mineral operations.
Closed loop coolingTo eliminate discharging cooling water onto extracted material, the 12HM continuous miners can be supplied with a closed loop cooling system.
Applicable in industrial mineralsSpecifically designed to operate in tough industrial minerals applications, such as salt, potash, trona and gypsum.
Motor
Motor Power
Cutter: 335 HP @ 2,300 V, 60 Hz 335 HP @ 4,160 V, 60 Hz 610 HP @ 4,160 V, 60 Hz 382 HP @ 3,300 V, 50 Hz | Pump: 161 HP | Gathering Head: 67 HP x 2 @ 60 Hz 60 HP x 2 @ 50 Hz | Traction: 80 HP x 2 | Total Power: 1,128 HP @ 2,300 V, 60 Hz 1,128 HP @ 4,160 V, 60 Hz 1,678 HP @ 4,160 V, 60 Hz 1,207 HP @ 3,300 V, 50 Hz
Electric
Electrical
Machine input voltage: 2,300 V @ 60 Hz 4,160 V @ 60 Hz 3,300 V @ 50 Hz
Operational
Ground Pressure
38 - 46 psi
Operating Speed
Tram: First - 15 fpm Second - 30 fpm Third - 65 fpm
Dimensions
Dimensions
Cutter head diameter: 58 in
Height
Maximum cutting: 11 ft. 6 in 14 ft. 9 in 18 ft. 19 ft. 9 in | Minimum cutting: 6 ft. 1 in 8 ft. 10 in 9 ft. 2 in 9 ft. 10 in
Ground Clearance
12 in
Width
Conveyor: 38 in
Weights
Weight
340,000 - 405,000 lbs.