Coal tech for hard rock

CONSIDER this a longwall system for mining flat and tabular deposits and reefs of hard rock minerals, with Caterpillar making the commercial launch of its Rock Straight System.

Coal tech for hard rock Coal tech for hard rock Coal tech for hard rock Coal tech for hard rock Coal tech for hard rock

The HRM220 cutting unit.

The system combines a hard rock shearer using its Activated Undercutting Technology with a low profile hard rock chain conveyor and hard rock hydraulic roof supports.

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