ZLJ 350 underground tunnel drilling rig/rotary blast hole drilling rig

Product Overview

Description

ZLJ-250 ZLJ-350 ZLJ-400 underground tunnel drill machine

Production Features

ZLJ tunnel drilling rig 

1.The machine mainly used for underground internal various angle water prospecting, exploration of coal, gas drainage, dust protection and water injection and other uses of the drilling. 

2.360 degrees rotary drilling drilling of 50-300m. 

3.It can also be used on the ground geological exploration, building foundation reinforcement and other uses of drilling. 

Technology Parameters     

 

Item		Unit	Technical Parameter
			ZLJ-350
Rated torque	High  speed		350
	Medium  speed	N·m	250
	Low  speed		100
Rated speed	High  speed	r/min	350
	Medium  speed		170
	Low  speed	.	99
Rated  pressure		Mpa	8
Max feed force		kN	9
Max pulling and lining force		kN	12
Drilling angle		°	0~360°
Capacity of drum		m	26.3
Diameter of wire rope		Mm	8.8
Drill rod caliber		mm	42
Supply water pressure		Mpa	0.6~1.2
Power		kW	5.5
Voltage		V	380/660
Rated  current		A	9/13.0
Dimensions		mm	1265×650
			×1020
Weight		Kg	480