Name: ZLJ hydraulic underground tunnel drilling rig
Brand: Bai Gong
Availability: InStock

Product Details

ZLJ tunnel drilling rig is mainly used for water exploration, coal exploration, gas drainage, dust injection and various engineering holes and geological structure holes at various angles inside the mine. It can also be used for ground geological exploration, building foundation reinforcement and other drilling.

Item			Unit	Specification
Item			Unit	ZLJ-250	ZLJ-350	ZLJ-650	ZLJ-400	ZLJ-700
Rated torque	High speed	N·m		250	350	650	400	700
	medium speed			150	206	382	230	520
	low speed			85	116	214	130	310
Rated speed	High speed	r/min		363	375	270	360	385
	medium speed			205	214	151	205	219
	low speed			120	120	88	115	123
Open Dia.			mm	89	89	108	108	108
Final hole Dia			mm	50	50	76	76	76
Vertical axis travel			mm	400	400	400	400	400
Depth			m	75	100	200	150	200
Rated pressure			Mpa	8	8	7	8	8
Max force			kN	9	20	23	20	30
Maxpulling force			kN	12	27	34	30	50
Drilling angle			°	0-360°	0-360°	0-360°	0-360°	0-360°