Kaishan Surface Drilling Rigs/KD Series DTH Drill Rig
KD50E
The KD50E is a Kaishan KD-series surface down-the-hole drilling rig with a 105–146 mm drilling-diameter specification. Its stated rock-hardness range is f=6–20. The power package uses Yuchai YC6A260-T301. The screw-compressor specification is two-stage compression; 17 m³/min at 18 bar. Dust removal uses dry hydraulic cyclonic laminar flow. Rod handling: Automatic rod changing. Drill-rod lubrication: Automatic oil-injection lubrication.
Rock hardness
f=6–20
Drilling diameter
105–146 mm
Economical drilling depth
24 m
Performance & mobility — Travelling speed
0–4 km/h
Overview
The KD50E is a Kaishan KD-series surface down-the-hole drilling rig with a 105–146 mm drilling-diameter specification. Its stated rock-hardness range is f=6–20. The power package uses Yuchai YC6A260-T301. The screw-compressor specification is two-stage compression; 17 m³/min at 18 bar. Dust removal uses dry hydraulic cyclonic laminar flow. Rod handling: Automatic rod changing. Drill-rod lubrication: Automatic oil-injection lubrication.
Key highlights
- ✓Screw compressor: Two-stage compression; 17 m³/min at 18 bar.
- ✓Dust removal: Dry hydraulic cyclonic laminar flow.
- ✓Rod handling: Automatic rod changing.
- ✓Drill-rod lubrication: Automatic oil-injection lubrication.
- ✓Carrier leveling: Up 10°; down 10°.
Applications: Surface down-the-hole drilling with 105–146 mm holes in rock rated f=6–20.
Specifications
Request the current specification sheet for this model using the button above.
Other specifications
| Rock hardness | f=6–20 |
| Drilling diameter | 105–146 mm |
| Economical drilling depth | 24 m |
Performance & mobility
| Travelling speed | 0–4 km/h |
| Gradeability | ≤25° |
| Ground clearance | 430 mm |
Other specifications
| Machine power | 191 kW at 2100 r/min |
| Diesel engine | Yuchai YC6A260-T301 |
| Screw compressor | Two-stage compression; 17 m³/min at 18 bar |
Dimensions & weight
| Dimensions (L×W×H) | 8500×2400×2800 mm |
| Machine weight | 10000 kg |
Other specifications
| Rotation speed | 0–90 r/min |
| Maximum rotary torque | 2800 N·m |
| Maximum push-pull force | 22000 N |
| Drill-boom lift | Up 48°; down 16° |
| Feed-beam tilt | 147° |
| Carriage swing | Right 53°; left 52° |
| Drill-boom swing | Right 50°; left 58° |
Performance & mobility
| Frame leveling | Up 10°; down 10° |
Other specifications
| One-pass feed length | 3590 mm |
| Compensation length | 900 mm |
| DTH hammer | 3 in / 4 in |
| Drill rod (diameter×length) | Φ64 / Φ76×3000 mm |
| Rod capacity | 7+1 |
| Dust removal | Dry hydraulic cyclonic laminar flow |
| Rod handling | Automatic rod changing |
| Drill-rod lubrication | Automatic oil-injection lubrication |
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 KD50E?
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Which air compressor pairs with the KD50E?
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.