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DRILLING TOOLS · ROTARY DRILLING TOOLS
Three-wing core barrel
Core barrel with three wings, Φ1500 to Φ3000 mm, for boulders and strongly to moderately weathered ground.
| DiameterD · mm | Body diameterD1 · mm | Overall heightH · mm | Body heightH1 · mm | Body wall thicknessT1 · mm | Cutting ring thicknessT2 · mm | Bullet teethpcs |
|---|---|---|---|---|---|---|
| Φ1500 | 1420 | 1720 | 1300 | 20 | 40 | 30 |
| Φ1800 | 1720 | 1720 | 1300 | 25 | 40 | 36 |
| Φ2000 | 1920 | 1720 | 1300 | 25 | 40 | 40 |
| Φ2200 | 2120 | 1720 | 1300 | 25 | 40 | 46 |
| Φ2500 | 2420 | 1720 | 1300 | 25 | 40 | 52 |
| Φ3000 | 2920 | 1720 | 1300 | 25 | 40 | 58 |
6 catalogue sizes from Φ1500 to Φ3000 mm, each with body diameter, overall height and body height. Catalogue values; dimensions in mm unless stated. Other sizes on request.
Overview
Three cutting wings spread the load around a large-diameter barrel as it cuts through boulders and weathered rock.
Applications
How to order
To order, give us the diameter from the table, your rig make and model, and the Kelly bar connection. We reply by email within one business day.