The HJi350 is the ideal choice for high-end drilling crews. Its large and stable design, 7-ton weight, and 6-meter mast make it easy to handle 90% of all jobs. Available with Yuchai and Cummins diesel engines, Deutz and Euro 5 diesel engines are also frequently ordered. JIC connectors are compatible, and customization is also possible.

Product Parameter

Drilling depth(m):	300
Hole diameter(mm):	130-325
Weight（T）	9
Crawler	Steel
Single push length(m):	6.6
Travel speed(km/h):	2.5
Maximum Climbable Gradient:	30
Engine brand:	Yuchai
Main engine power:	85kw
Operating pressure(mpa):	1.7-3.3
Air consumption(m³/min):	17-35
Drilling diameter（mm）:	φ76φ89φ102
Drill rod length（m）:	3.0/6.0
Lifting force(T):	24
Rotate speed(rpm):	55-115
Rotary torque(N.m):	8500-9000
Dimension(mm）(LWH):	530022002800
Optional configurations:	Crawler air drill comes standard with a high-leg winch, interchangeable with a low-leg option; excluding winch; casing extractor; welding machine; foam pump; high-low-speed valve; BW160, BW200, BW250; mud pump comes standard with electric start.

Features

1.High drilling efficiency, power provided by 85KW diesel engine
2.High efficiency, 20-40m depth per hour, large rotary torque
3.Integrated automation equipment, All terrain moves by itself
4.Adopt consummate design, long service life
5.Drill different terrain ground, soil, sand and rock.

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