Kaishan Surface Drilling Rigs/Mid-size Crawler DTH Drill Rig Series
KQLG-115
The KQLG-115 DTH mining drilling rig of the Kaishan KQLG series features dual diesel/electric power, with a drilling diameter of Φ90-152mm, economical drilling depth of 25m, powered by a Yuchai YC4DK80-T302 diesel engine (58kW) and a YE3-250M-4 electric motor (55kW), with a total weight of 6450kg.
Hole diameter
Φ90-152 mm
Drilling depth
25 m
Weight
6450 kg
Overview
The KQLG-115 DTH mining drilling rig of the Kaishan KQLG series features dual diesel/electric power, with a drilling diameter of Φ90-152mm, economical drilling depth of 25m, powered by a Yuchai YC4DK80-T302 diesel engine (58kW) and a YE3-250M-4 electric motor (55kW), with a total weight of 6450kg.
Key highlights
- ✓Drilling diameter Φ90-152mm, economical drilling depth 25m, max horizontal hole height 3500mm
- ✓Dual power: Yuchai YC4DK80-T302 diesel engine (58kW/2200r/min) + YE3-250M-4 electric motor (55kW/1460r/min)
- ✓Max rotary torque 5000N·m, rotation speed 0-90rpm, lifting force 40kN
- ✓3-4" DTH hammers, compatible with Φ64×2000mm or Φ76×2000mm drill rods, air consumption 12-25m³/min
- ✓Feed swing ±180° (360° total), boom tilt 67° and swing 64° for flexible multi-angle drilling
Applications: Drilling vertical, inclined and horizontal blast holes and water detection holes in underground mining, engineering construction and tunnel excavation projects.
Genuine Kaishan equipment supplied through our authorized distribution channel, 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
| Rock hardness | f=6-20 |
| Hole diameter (mm) | Φ90-152 |
| Drilling depth (m) | 25 |
| Feed length (mm) | 2620 |
| Max horizontal hole height (mm) | 3500 |
| Min horizontal hole height (mm) | 350 |
Engine & drive
| Motor power | YE3-250M-4 (55 kW/1460 r/min) |
Dimensions & weight
| Weight (kg) | 6450 |
| Dimensions (mm) | 7300×2420×2700 |
Drive & handling
| Rotary speed | 0-90 rpm |
| Max rotary torque | 5000 N·m |
| Lifting force | 40 kN |
| Mast compensation length (mm) | 600 |
Tooling & air
| DTH hammer | 3-4" |
| Air consumption | 12-25 m³/min |
Performance & mobility
| Travel speed | 0-2.5 km/h |
| Gradeability | ≤30° |
| Ground clearance (mm) | 290 |
Applications
- Open-pit mining
- Bench blasting
- Production drilling
Recommended packages
Air compressor match
Match a KSCY mobile air compressor to the hammer size and your hole plan — send us the hole diameter, depth and rock conditions and we confirm the exact pairing before quotation.
DTH hammer & bits
Match the DTH hammer class to your hole diameter (K3/K30C for 90-105 mm, K5/K50 for 135-165 mm, K8/K80 for 195-254 mm) — see the DTH hammer series page.
Need a complete drilling package? Request a rig + compressor + tooling quote →
Frequently asked questions
What applications suit the KQLG-115?
Open-pit mining, Bench blasting, Production drilling.
Which air compressor pairs with the KQLG-115?
Match a KSCY mobile air compressor to the hammer size and your hole plan — send us the hole diameter, depth and rock conditions and we confirm the exact pairing before quotation.
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.