Kaishan Surface Drilling Rigs/KD Series DTH Drill Rig
KD40S
The KD40S is a Kaishan KD-series split-type surface down-the-hole drilling rig with a Φ90–130 mm drilling-diameter specification. Its stated rock-hardness range is f=6–20. The power package uses Yuchai YC4DK80-T302, 58 kW / 2200 r/min. The feed system uses oil cylinder + plate chain. Dust collection is specified as standard QZA-90 (8 filter elements); optional QZA-120 (12 filter elements).
Model
KD40S
Dimensions & weight — Machine weight
4350 kg
Dimensions & weight — Dimensions (L×W×H)
5600×2450×2350 mm
Rock hardness
f=6–20
Overview
The KD40S is a Kaishan KD-series split-type surface down-the-hole drilling rig with a Φ90–130 mm drilling-diameter specification. Its stated rock-hardness range is f=6–20. The power package uses Yuchai YC4DK80-T302, 58 kW / 2200 r/min. The feed system uses oil cylinder + plate chain. Dust collection is specified as standard QZA-90 (8 filter elements); optional QZA-120 (12 filter elements).
Key highlights
- ✓Feed mechanism: Oil cylinder + plate chain.
- ✓Dust collector: Standard QZA-90 (8 filter elements); optional QZA-120 (12 filter elements).
- ✓Carrier leveling: ±10°.
Applications: Surface down-the-hole drilling with Φ90–130 mm holes in rock rated f=6–20.
Specifications
Request the current specification sheet for this model using the button above.
Other specifications
| Model | KD40S |
Dimensions & weight
| Machine weight | 4350 kg |
| Dimensions (L×W×H) | 5600×2450×2350 mm |
Other specifications
| Rock hardness | f=6–20 |
| Drilling diameter | Φ90–130 mm |
| Economical drilling depth | 25 m |
| Rotation speed | 0–140 rpm |
| Maximum rotary torque | 2000 N·m (max) |
| Lifting force | 25 kN |
| Feed mechanism | Oil cylinder + plate chain |
| Feed stroke | 3780 mm |
Performance & mobility
| Travelling speed | 0–2.5 km/h |
| Gradeability | ≤30° |
| Ground clearance | 280 mm |
Other specifications
| Feed-beam tilt | Down 135° / up 50° (total 185°) |
| Carriage swing | Left 100° / right 45° (total 145°) |
| Drill-boom pitch | Down 50° / up 25° (total 75°) |
| Drill-boom swing | Left 44° / right 45° (total 89°) |
Performance & mobility
| Track leveling | ±10° |
Other specifications
| Compensation length | 900 mm |
| Engine power | Yuchai YC4DK80-T302, 58 kW / 2200 r/min |
| DTH hammer | 3 in / 4 in |
| Drill rod (diameter×length) | Φ64×3 m or Φ76×3 m |
| Air consumption | 10–17 m³/min |
| Maximum height of horizontal hole | 2750 mm |
| Minimum height of horizontal hole | 350 mm |
| Dust collector | Standard QZA-90 (8 filter elements); optional QZA-120 (12 filter elements) |
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 KD40S?
.
Which air compressor pairs with the KD40S?
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.