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.
Model
KQLG-115
Tooling & air — Air consumption
12-25 m³/min
Tooling & air — Lifting force
40 kN
Tooling & air — Max. rotary torque
5000 N·m
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, horizontal hole height from 350 mm to 3500 mm
- ✓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
- ✓a DTH hammer of 3-4", compatible with a drill pipe diameter of Φ64 mm or a drill pipe diameter of Φ76 mm; drill pipe length of 2000 mm, air consumption 12-25m³/min
- ✓Mast swing angle left 180° and mast swing angle right 180°, mast swing angle of 360° total, boom pitch angle of 67° total and boom swing angle of 64° total 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.
Specifications
Request the current specification sheet for this model using the button above.
Other specifications
| Model | KQLG-115 |
Tooling & air
| Air consumption | 12-25 m³/min |
| Lifting force | 40 kN |
| Max. rotary torque | 5000 N·m |
| Rotation speed | 0-90 rpm |
Other specifications
| Economical drilling depth | 25 m |
| Feed length | 2620 mm |
| Hole diameter | Φ90-152 mm |
| Max. horizontal hole height | 3500 mm |
| Min. horizontal hole height | 350 mm |
| Rock hardness | f=6-20 |
| Engine model | Yuchai YC4DK80-T302 |
| Engine power | 58 kW |
| Engine speed | 2200 r/min |
| Electric motor model | YE3-250M-4 |
| Motor power | 55 kW |
| Motor speed | 1460 rpm |
| Boom pitch angle | Down 42° / up 25° (67° total) |
| Boom swing angle | Left 32° / right 32° (64° total) |
| Mast compensation length | 600 mm |
| Mast pitch angle | Down 135°, up 50°, total 270° |
| Mast swing angle | Left 180° / right 180° (360° total) |
Performance & mobility
| Gradeability | ≤30° |
| Tramming speed | 0-2.5 km/h |
Dimensions & weight
| Ground clearance | 290 mm |
| Overall height | 2700 mm |
| Overall length | 7300 mm |
| Overall width | 2420 mm |
| Weight | 6450 kg |
Other specifications
| Drill pipe option 1 diameter | Φ64 mm |
| Drill pipe option 1 length | 2000 mm |
| Drill pipe option 2 diameter | Φ76 mm |
| Drill pipe option 2 length | 2000 mm |
| Drill pipe option relationship | or |
| DTH hammer | 3-4" |
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.