Jiangxi Xinyu Xuehai Iron Mine (Open-Pit Application)
Mine Type: Open-pit iron ore
Rock Hardness: F11 (Highly compacted formation)
Equipment: Excavator-mounted drill with Woserld A20A hydraulic rock drill
Drilling Specs:
Drill steel length: 3.7m
Hole diameter: 90mm
Hole depth: 3.1m
Cycle time: 1 minute 30 seconds per hole
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