KHYD75 Hard Rock Drilling Rig For Coal Mine

Model:	KHYD75
Brand:	Master Machinery
Origin:	Made In China
Category:	Industrial Supplies / Mining Machine
Label:	drilling rig , coal mine rig , hard rock rig
Price:	US $10000 / set
Min. Order:	1 set

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Product Description

Key words: portable rock drilling rig,hard rock drilling rig,core drilling rig for hard rock,mine rock drilling rig ,coal mine equipment,coal mine drilling machine, underground coal mine drilling machine

1. The brief introductions of KHYD75 rock drilling rig

KHYD75 is a rock electric drill rig for coal mines. It is a tool for drilling rock burst holes. It is used in the operation of mine roadway driving, road construction, water conservancy construction, metallurgical mining and stone square engineering, and can also drill water hole, water probe hole and gas hole in coal seam.

l Drilling rigs can be combined with drilling stand, and can be horizontally forward or inclined upward and downward.

l In order to prolong the service life of the drill bit and improve the working conditions of the operator, it can be used for mixing the drill hole water to discharge the powder or also using the spiral vane drill pipe to drill and dry powder discharge.

l In drilling operations, we only need to operate the handwheeland can advance and retreat automatically.

2. The specifications of KHYD75 rock drilling rig

Model	Unit	KHYD75
Rated output power of electric motor	kw	3
Rated voltage of electric motor	v	380/660
Rated frequency of electric motor	hz	50
Rated current of electric motor	a	6.8/3.9
Motor rotating speed	r/min	1420
working mode		continuity
Drilling speed	mm/min	320
Maximum axial thrust	n	10000
Borehole diameter	mm	42（rock） 42-80（coal seam）
Hardness range	protodikonov`s scale of hardness	f<10
Maximum drilling depth	m	10（rock） 30-80（coal seam）
Weight of drilling rig (excluding runways, drill pipes, drills)	kg	75
Dimension (lengthwidthheight)	mm	720376436