Water Well Rigs/KS Crawler Water Well Drilling Rigs
KS350
The KS350 is a crawler-mounted water well drilling rig with a maximum drilling depth of 350 m, hole diameter of 140-325 mm, powered by a 91 kW Yuchai engine, with a total weight of 8.6 t.
Hole diameter
140-325 mm
Drilling depth
350 m
Engine
Yuchai 91 kW
Weight
8.6 t
Overview
The KS350 is a crawler-mounted water well drilling rig with a maximum drilling depth of 350 m, hole diameter of 140-325 mm, powered by a 91 kW Yuchai engine, with a total weight of 8.6 t.
Key highlights
- ✓91 kW Yuchai engine with fully hydraulic drive for strong power
- ✓22 t rig lifting force plus 2 t winch and 6.6 m feed stroke, achieving 15-35 m/h penetration
- ✓Swing torque of 6200-8500 N·m at 66-135 rpm, compatible with Φ89/Φ102 drill pipes (up to 6.0 m)
- ✓Working air pressure of 1.7-3.4 MPa with 17-36 m³/min air consumption for efficient DTH drilling
- ✓8.6 t operating weight, 6000×2000×2550 mm dimensions and 30° climbing capability for stable operation.
Applications: agricultural irrigation, rural/urban water supply, geothermal and mining engineering drilling, with a 350 m depth rating for professional medium-deep well projects.
Supplied by KaishanDrilling as part of a complete drilling solution, with configuration, export coordination, spare-parts and after-sales support.
Specifications
Request the current specification sheet for this model using the button above.
Drilling capability
| Hole diameter (mm) | 140-325 |
| Drilling depth (m) | 350 |
| Penetration efficiency (m/h) | 15-35 |
Engine & drive
| Engine power | Yuchai 91 kW |
Dimensions & weight
| Weight (t) | 8.6 |
| Loading width (m) | 2.7 |
| Dimensions (mm) | 6000×2000×2550 |
Drive & handling
| Lifting force (t) | 22 |
| Advance length (m) | 6.6 |
| Rapid rise speed (m/min) | 18 |
| Fast feed speed (m/min) | 33 |
| Winch hoisting force (t) | 2 |
| Swing torque (N·m) | 6200-8500 |
| Swing speed (rpm) | 66-135 |
| High-leg stroke (m) | 1.4 |
Tooling & air
| Drill pipe diameter (mm) | Φ89/Φ102 |
| Drill pipe length (m) | 1.5/2.0/3.0/6.0 |
| Working air pressure (MPa) | 1.7-3.4 |
| Air consumption (m³/min) | 17-36 |
Performance & mobility
| Walking speed (km/h) | 2.5 |
| Gradeability (°) | 30 |
Applications
- Water well drilling
- Deep wells
- Geological drilling
Recommended packages
Air compressor match
KS300B-KS450 pair with the KSZJ-29/23 class (29 m³/min @ 2.3 MPa, 400 HP Yuchai) — the standard water-well pairing for 300-450 m programs.
DTH hammer & bits
Match hammers to the 140-350 mm hole range; each rig can ship as a complete package with DTH hammer and drill pipe sets.
Need a complete drilling package? Request a rig + compressor + tooling quote →
Frequently asked questions
What applications suit the KS350?
Water well drilling, Deep wells, Geological drilling.
Which air compressor pairs with the KS350?
KS300B-KS450 pair with the KSZJ-29/23 class (29 m³/min @ 2.3 MPa, 400 HP Yuchai) — the standard water-well pairing for 300-450 m programs.
Can the equipment be configured to my project?
Send your project details through the inquiry form and we will confirm the available configuration for the selected model before quotation.