GL-ⅡA Trailer Mounted Drilling Rig

Main Application

◆ Drilling wells for urban and rural life

◆ Drilling wells for agricultural irrigation and industries

◆ Drilling for geotechnical survey

◆ Drilling construction engineering holes

◆ Drilling geothermal pump wells

Main Specification

Drilling Parameter
Hole diameter：	90--1200(mm)
Hole depth：	400(m)
Run Of Rod ：	3、4(m)
Drill rod diameter：	φ73 φ89 φ95 φ133(mm)
Drilling Technology：	Normal and Reverse Circulation for both Mud and Air
Down-The-Hole hammers:	Middle-High-Pressure Air
Performance Parameter
Drill Head Inside Diameter ：	Φ60 φ80 φ120
Drill Head lifting speed(m/s)：	0.37 0.16
Drill Head lifting Force(T)：	18T
Drill Head Spin Speed:	A(Forward:14-23-52-84,Reverse:8-13-29-47r/min）
Drill Head Spin Speed:	B(Forward:32-52-116-188,Reverse:18-29-65-106r/min）
Shape Parameters
Dimensions：	（L-W-H) Working conditions 5300×2000×7200(mm)
Transport status:	（L-W-H） 7900×2000×3000(mm)
Supporting Form：	Mechanical Screw
Mast Up-Down：	Hydraulic Type
Rig mass：	3800(Kg)
Chassis：	Trailer with four wheels
Power Unit：	Diesel Engine
Power：	49(kW)
Pump：	LBN-20 Normal and Reverse Circulation Pump Group
Flow(m³/h)：	80
Main Hoist Lifting Force：	3T
Feed Thrust：	2T
Notes: Drill head spin speed can be selected, A is normal