very popular SCJ2-29 All hydraulic crawler drilling rig

this small compact jumbo has a low center of gravity, great mobility, remarkable stability and strong climb capability. - details see: https://www.machineto.com/very-popular-scj2-29-all-hydraulic-crawler-drilling-rig-10313011

Condition:New	Type:Core Drilling Rig	Place of Origin:Hebei China (Mainland)	Brand Name:SCME
Model Number:SCJ2-29	Usage:Coal

very popular SCJ2-29 All hydraulic crawler drilling rig

contact supplier for very popular SCJ2-29 All hydraulic crawler drilling rig

SCJ2-29 hydraulic crawler drilling Jumbo is mainly used to drill blastholes for tunneling construction in mines of metallurgical, nonferrous metal, coal etc, and also hydro-power station, railroad, highway engineering, etc. The jumbo is designed with two drilling booms, advanced hydraulic rock drill system, anti-jamming mechanism for making it has rapid drilling speed and high efficiency. Flexible mechanism can make the jumbo drilling on face, slope, roof, side wall and floor in underground mine or tunnels, and it also can drill anchor holes upward. With modular designed, this small compact jumbo has a low center of gravity, great mobility, remarkable stability and strong climb capability thus can improve working environment and get efficiency, quality development.

TECHNICAL SPECIFICATION

Features and specifications			Unit	Data
Jumbo Features	Number of boom			2
	Adaptive section		m²	27
	Working scope (Wide * High)		mm	6000 x 5000
	Working Dimensions(L x W x H)		mm	8400 x 1320 x 1950
	Travelling Dimensions (L x W x H)		mm	8400 x 1200 x 1800
	Hole size		mm	Φ27- 55
	Hole depth (One propel)		mm	3100
	Drilling speed		m/min	0.8-2
	Length of steel rod		mm	3500
	Total weight		kg	9200 (approx.)
Hydraulic drifter	Classification and features			Impact and rotary type
	mpacting	Impact energy	J	200
		Impact frequency	Hz	33-60
		Working pressure	MPa	14-16
		Working flow	L/min	30-45
		Nitrogen pressure of accumulator	MPa	6
	Rotary	Rated torque	N.m	220
		Rated rotary speed	r/min	200
		Working pressure	MPa	15
		Working flow	L/min	45
	Water flushing pressure		MPa	0.4-1.2
	Distance from outside to center		mm	80
	Dimensions (LxWxH)		mm	800 x 300 x 200
Feeder	Classification and features			Guide rail type
	Feeding method			Cylinder-wire
	Total length		mm	3935
	Feeding stroke		mm	3100
	Feeding force		N	7000
	Feeding speed		mm/min	4000
	Feeder tilting		°	up 105^o; down15^o
	Feeder swing		°	45
	Working flow		L/min	15
Boom	Number of booms			2
	Feeding compensation		mm	1500
	Boom rasing		°	up 55^o, down16^o
	Boom rotation		°	±180^o
	Boom swing		°	inside 14^o, outside7^o
	Working pressure		MPa	17.5
	Working flow		L/min	15
Driving	Driving mechanism			Oil motor, gear box
	Width of track shoes		mm	350
	Traveling speed		km/h	2.4
	Climb capability		°	14
Hydraulic power	Electric Motor	Rated power	kW	55
		Rated voltage, frequency	V	660/1140, 50 Hz
		Rated current	A	58.4/33.7
		Number of phase		3-phase AC
		Rotary speed	r/min	1480
		Blast proof standard		ExdI (ib)
		IP rating		IP55
	Hydraulic Pump	Type		Load-sensing axial piston variable displacement pump
		Rated pressure	MPa	28
		Displacement	mL/r	75+75
	Oil Motor	Type		BM-C80
		Rated pressure	MPa	16
		Displacement	mL/r	80
	Tank capacity		L	350
Auxiliary working components	Water Supply	Working pressure	MPa	0.6-1.2
		Working flow	L/min	60
		Compressor type		Three pistons in line
		Rated pressure	MPa	2
		Rated flow	L/min	75
	Air Compressor	Working pressure	MPa	0.2-0.4
		Working flow	m³/min	0.2
		Compressor type		293Y
		Rated pressure	MPa	0.7
		Displacement	ml/r	293
	Soft Blast Proof Starter	Rated voltage, frequency	V, Hz	660/1140, 50Hz
		Rated current	A	200
		Number of phase		3-phase AC
		Blast proof standard		ExdI(ib)
		IP rating		IP55
		Protection Control		Overload, overvoltage, short circuit, low voltage, leakage