1. Cutting rings with rock drilling bits and releases the internal stress of rock.
2. Cutting with the method of rolling and squeezing can increase the anti-wear ability of the barrel.
3. Small barrel facilitates the coring operation, large barrel performs stage breaking.
4. The barrel design incorporates spiral wear-resistant strips to prevent abrasion and extend the lifespan of the barrel
5. Suit with the medium or slightly weathered rock, hard or superhard bedrock.
Core barrel is one of rock drilling tools especially used for cutting annular ring in rock, concrete and in steel reinforced concrete . Connecting the Kelly bar by Kelly box, the core barrel can drill in hard rock and cutting through the fissured rock.
Roller bit Core Barrel is the core barrel that equipped with roller bits on its cutting ring and can drill in stratification with hardness more than100mpa.
Core barrel is one of rock drilling tools especially used for cutting annular ring in rock, concrete and in steel reinforced concrete . Connecting the Kelly bar by Kelly box, the core barrel can drill in hard rock and cutting through the fissured rock.
Roller bit Core Barrel is the core barrel that equipped with roller bits on its cutting ring and can drill in stratification with hardness more than100mpa.
| Cutting Dia | Shell HIT | Shell THK | Stiffening Ring THK | Stiffening Ring HIT | Teeth NO | Weight |
|---|---|---|---|---|---|---|
| Φ600 | 1200 | 20 | 20 | 200 | 4 | 600 |
| Φ800 | 1200 | 20 | 20 | 200 | 6 | 800 |
| Φ900 | 1200 | 20 | 20 | 200 | 7 | 820 |
| Φ1000 | 1200 | 20 | 20 | 200 | 8 | 980 |
| Φ1200 | 1200 | 20 | 20 | 200 | 10 | 1300 |
| Φ1500 | 1200 | 20 | 20 | 200 | 12 | 1600 |
| Φ1600 | 1200 | 20 | 25 | 200 | 13 | 1740 |
| Φ1800 | 1000 | 20 | 25 | 200 | 15 | 1950 |
| Φ2000 | 800 | 25 | 25 | 200 | 16 | 2350 |
| Φ2200 | 800 | 25 | 25 | 200 | 18 | 2700 |
| Φ2500 | 800 | 25 | 25 | 200 | 21 | 3000 |
| Φ2800 | 800 | 25 | 25 | 200 | 24 | 3800 |
| Φ3000 | 800 | 25 | 25 | 200 | 25 | 4300 |
With more than a decade of international trade experience, we understand the logistics, regulations, and technical standards of markets around the world. Our global expertise guarantees smooth cooperation and reliable delivery.
Each drilling tool undergoes strict quality inspection - from raw materials to final delivery. Our commitment to quality ensures that it maintains high performance and durability even under the most demanding drilling conditions.
With the ability to travel frequently and meet clients in person, we gain a deep understanding of on-site conditions and project requirements. This allows us to deliver precise, customized solutions that truly meet our clients’ needs.
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