JK850 Integrated DTH Drilling Rig

JK850 is an integrated hydraulic DTH drilling rig, which brings you more automation, higher working efficiency, better reliability and simpler operation. The FOPS-approved cabin and automatic pipe handling system come standard.

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PRODUCT DESCRIPTION

Heavy-duty undercarriage with wide tracks ensures both extreme maneuverability and improved safety. The hydraulic dust collecting system meets the latest environmental protection regulations and it's a reliable solution to realize the modern green mining

Technical parameters
General
Weight	kg	25000
Length	mm	12300
Width	mm	3200
Height	mm	4200
Undercarriage
Track length	mm	3646
Ground contact length	mm	2912
Track cenler distance	mm	2349(total width 2749)
Track width	mm	400
Ground clearance	mm	≥400
Track oscillation	°	±10
Walking speed	km/h	1.6(slow speed)3(fast speed)
Max. tractive force	KN	170
Grade ability	°	20
Engine
Model	QSM1577C(Cummins)
Type	Water-cooled six-cylinder EFl diesel engine
Rated power	kw/rpm	563/2100
Fuel tank capacity	L	1015
Hydraulic pump/valve
Main pump	Plunger variable load sensing pump
Main valve	Load sensing valve
Air compressor
Model	Atlas·Copco
Type	2 stape screw air compressor (double power)
Working pressure	bar	25/30
Max. air delivery	m³/min	35
Rotary motor
Hydraulic rotation unit	Eaton
Rotation rate	rpm	0-75
Max. rotation torque	Nm	6400
Feeding method	Motor driven planetary gearbox+Sprocket chain type
Fast feeding/lifting rate	m/min	45
Feeding rate	m/min	0-11
Max. lifting rate	m/min	11
Feeding force	KN	0-40 Adjustment available
Lifting force	KN	40
Feed
Length	mm	10320
Feeding stroke	mm	6730
Feed extension	mm	1600
Swing angle	°	Leftward95 rightward35
Boom
Tilt angle	°	40,15
Swing angle	°	931 Leftward (from cabin)9 rightward3l
Drill pipe changer
Pipe diameter	mm	127/140
Pipe length	m	6
Drilling diameter	mm	Φ165-Φ235
Driling depth	m	30
Pipe capacity		4+1
Hammer specs		6"/7"/8"
Dust collector
Collecting method	Hydraulic dust collection system
Dust cover	float up or down