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Collection of Case Studies on Black Diamond Drilling Machines in Mining Blasting Engineering
Case One:
HJG-B168 outdoor hydraulic blasting hole drilling rig, equipped with Liufu Da 180-19 air compressor, drilling 138mm diameter gold-copper ore, with a hole depth of 13.5 meters. Approximately 16 holes can be drilled in an 8-hour shift, totaling 216 meters.
Case Two:
HJG-B55 outdoor hydraulic blasting hole drilling rig, equipped with Liufu Da 160-17 air compressor, drilling 115mm diameter granite, with a hole depth of 11.5 meters. Approximately 18 holes can be drilled in a 10-hour shift, totaling 207 meters.
Case Three:
HJG-M311 fully hydraulic multifunctional split drilling rig, equipped with Shou Li 1525 electric air compressor, drilling 254mm diameter iron ore, with a hole depth of 18 meters. Approximately 12 holes can be drilled in a 10-hour shift, totaling 216 meters.
Case Four:
HJG-B168 outdoor hydraulic blasting hole drilling rig, equipped with Liufu Da 180-19 air compressor, drilling 138mm diameter limestone, with a hole depth of 14 meters. Approximately 18 holes can be drilled in a 10-hour shift, totaling 252 meters.
