High-Precision Electroplated Diamond Core Drill Bit for Hard & Abrasive Formations
⛰️ Hard & Abrasive Rock
⏱️ Fast Drilling
🔩 56–325mm
Product Overview
Our electroplated diamond core drill bit is engineered for high-precision geological and rock core drilling in demanding environments. Designed with advanced electroplated diamond technology, this diamond core drill bit delivers exceptional cutting accuracy, durability and drilling efficiency in both soft and hard formations.
Widely used in geological exploration, foundation investigation, highway and railway survey, coal mining and infrastructure projects, this tool ensures clean and precise core samples for reliable geological analysis.
Why Choose Our Electroplated Diamond Core Bit?
✔ High-Precision Core Cutting
The electroplated diamond cutting surface ensures clean and accurate core recovery, minimizing core damage and improving sampling quality.
✔ Excellent Performance in Hard & Abrasive Rock
Optimized for abrasive and compact formations, the diamond core bit maintains strong penetration performance even under high drilling pressure.
✔ Fast Drilling Speed
Sharp diamond exposure provides rapid cutting efficiency, reducing drilling time and improving overall productivity.
✔ Long Service Life
High-quality diamond coating and strong steel body design extend working life and reduce replacement frequency.
✔ Wide Diameter Range Available
From small geological sampling to large-diameter infrastructure projects, we provide a full range of sizes from 56 mm to 325 mm, with custom options.
Applications of Electroplated Diamond Core Drill Bits
Our electroplated diamond core bits are widely used for:
Rock core sampling
Foundation soil investigation
Highway & high-speed railway survey
Coal mine rock sampling
Tunnel and subway construction
Large infrastructure projects
Mining exploration
Geotechnical investigation
The bit performs efficiently in both soft and hard rock formations, making it an ideal solution for industrial and construction drilling projects.
Available Diameters & Recommended Applications
| Diameter (mm) | Application |
|---|---|
| 56 mm | Geological exploration & rock sampling |
| 65 mm | Geological survey & foundation testing |
| 75 mm | Highway & railway preliminary survey |
| 94 mm | Highway, high-speed rail & subway investigation |
| 113 mm | Coal mining & geological exploration |
| 133 mm | Large-diameter core drilling for construction & mining |
| 153 mm | Mining & infrastructure core drilling |
| 171 mm | Large-scale geological survey |
| 200 mm | Large mining & construction core drilling |
| 219 mm | Infrastructure & mining projects |
| 245 mm | Deep geological survey |
| 275 mm | Large infrastructure & mining drilling |
| 325 mm | Heavy-duty infrastructure & professional geological survey |
Note: Custom diameters and specifications can be manufactured according to customer drawings and requirements.
Manufacturing & Quality Assurance
- ✓ As a professional manufacturer, we produce electroplated diamond core bits according to customer orders.
- ✓ Production Lead Time: 15–20 working days (depending on order quantity).
- ✓ Strictly compliant with ISO9001 quality management standards.
- ✓ Full quality inspection during the entire production process.
- ✓ During peak production periods, delivery schedules may be adjusted. For urgent projects, please contact our sales team to confirm the exact lead time.
Technical Advantages
Why Work With Chenghui?
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