Detailed Product Description

  Such rock drill are wildely used as coal roof bolter operation for the rock hardness less than f10 tunnel the coal bed, or half tunnel of the coal bed. It can be used not only for drilling bolt hole, but also for the anchor cable, and also the rolling roof bolter for agitating and installing polyester drug. As for the anchor cable, no need other tools, screwing of bolt and nut can be realized by one time and come to the requirement of initial bolting and pre-tightening force.   

   

working pressure	Mpa		0.4--0.63
rated air pressure	Mpa		0.5
rated speed	r/min		220
Nominal torque	N.m		85
stall torque	N.m		190
free running speed	r/min		≥600
air consumption	M3/min		4
max push force	KN		8
rinse pressure	Mpa		0.6--1.2
noise	dBA		≤95
hexagon size of self drilling screw	mm		19--22
Roof bolter model series		MQT-120/2.7--A	MQT-120/2.7--B	MQT-120/2.7--C
Max height of the machine	Mm	2457±50	3057±50	3657±50
Min Height of the machine	Mm	1126±50	1276±50	1426±50
overall weight	Kg	47	50	52