350m Depth Hydraulic Underground Drilling Rig For Coal Mine Tunnel Zdy4000

350m Depth Hydraulic Underground Drilling Rig For Coal Mine Tunnel ZDY4000

 

Description:

 

ZDY4000D is a multi-purpose hydraulic underground coal mine tunnel drilling rig and highly effective for coal gas mine drilling, gas drainage, plughole well. Robust structure plus strong power supply ensures high penetration rate and outstanding reliability. Two speed control of drill head, wide speed range, large output torque, easy operation, fully meet all types of underground drilling requirements.

Specifications:

 

Drilling Capacity
Drilling Depth	350m
Open Hole Caliber	200mm
End Hole Caliber	150mm
Dia Of Drill Rod	73/89mm
Hydraulic System
Pressure	24MPa
Cooling	Water Cooled
Power System
Model	YBK2-250M-4B35(MAIO80266)
Power	55kW
Engine RPM	1,480rpm
Drill Head
Max Torque	4,000Nm
Max Rotation ,RPM	500rpm
Feed Stroke	600mm
Max Inside Diameter	117mm
Max Pull /Max Push	140kN/90kN
Wireline Winch
Max Pull	7.5kN(bare drum)
Pulling Speed	44m/min  (bare drum)
Rope Diameter	6mm
Rope Length	200m
Mast
Length	2m
Drilling Angle	-90°-90°
Transporting Dimensions
Main Frame Unit	2,450×1,130×1,600mm
Pump Station Unit	1,620×840×1,425mm
Operation Unit	845×755×950mm
Max Unit Weight After Dismounting
	570kg

 

 

Competitive Advantage:

 

a. We manufacture the best Hydraulic Drilling Rigs in China
b. Our products dominate more than 80% domestic market shares
c. We are the OEM of the UDR series drilling rigs
d. Our drilling rigs are now working in more than 30 countries all around the world

About US:

 

Cortech is the leading provider of drilling products and mineral exploration drilling services in China today. The company is the only integrated drilling services and product provider, combining engineering design excellence, OEM manufacturing facilities and the most experienced drilling services group in the business. Within only 5 years of development, Cortech has become the true market leader in hydraulic core drilling rig products provider in China. The company ultimately delivers reliability, productivity, safety and user friendship to the customers.