Kaishan Surface Drilling Rigs/KD Series DTH Drill Rig
KD70S
The KD70S is a Kaishan KD-series split-type surface down-the-hole drilling rig with a Φ115–203 mm drilling-diameter specification. Its stated rock-hardness range is f=6–20. The power package uses Yuchai DKC2G3, 73.5 kW / 2200 r/min. The feed system uses oil cylinder + 20A roller chain.
Model
KD70S
Dimensions & weight — Machine weight
5500 kg
Dimensions & weight — Dimensions (L×W×H)
6250×2260×2600 mm
Rock hardness
f=6–20
Overview
The KD70S is a Kaishan KD-series split-type surface down-the-hole drilling rig with a Φ115–203 mm drilling-diameter specification. Its stated rock-hardness range is f=6–20. The power package uses Yuchai DKC2G3, 73.5 kW / 2200 r/min. The feed system uses oil cylinder + 20A roller chain.
Key highlights
- ✓Feed mechanism: Oil cylinder + 20A roller chain.
- ✓Carrier leveling: ±10°.
Applications: Surface down-the-hole drilling with Φ115–203 mm holes in rock rated f=6–20.
Specifications
Request the current specification sheet for this model using the button above.
Other specifications
| Model | KD70S |
Dimensions & weight
| Machine weight | 5500 kg |
| Dimensions (L×W×H) | 6250×2260×2600 mm |
Other specifications
| Rock hardness | f=6–20 |
| Drilling diameter | Φ115–203 mm |
| Rotation speed | 0–110 rpm |
| Maximum rotary torque | ≥3500 N·m |
| Lifting force | 40 kN |
| Feed mechanism | Oil cylinder + 20A roller chain |
| Feed stroke | 3475 mm |
Performance & mobility
| Travelling speed | 0–2.5 km/h |
| Gradeability | ≤30° |
| Ground clearance | 325 mm |
Other specifications
| Feed-beam tilt | Down 130° / up 35° (total 165°) |
| Carriage swing | Left 45° / right 45° (total 90°) |
| Drill-boom pitch | Down 50° / up 15° (total 65°) |
| Drill-boom swing | Left 42° / right 38° (total 80°) |
Performance & mobility
| Track leveling | ±10° |
Other specifications
| Compensation length | 900 mm |
| Working air pressure | 1–2.4 MPa |
| Engine power | Yuchai DKC2G3, 73.5 kW / 2200 r/min |
| DTH hammer | 4–6 in |
| Drill rod (diameter×length) | Φ76×2000 mm |
| Air consumption | 15–26 m³/min |
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 KD70S?
.
Which air compressor pairs with the KD70S?
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.