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core drilling machine
HZ-20 concrete hollow boring machine is used to core drilling of concrete, limestone and foundation for compression and flexural testing in highway, airport, port and dam etc.
It also can be used for scientific core drilling.
It is also suitable for the core drilling of other non-metal materials, like fire-proof material, ceramics,glasses and rock.
2. Characteristic:
- Use imported gasoline engine, drive conveniently, run reliably, operate simply
- No need electric power
- equipped with man-made PCD thin drilling bit
- Boring and sampling size accurately
- The surface is smotth after boring, don't damage the drill materials
3. Main technical parameter:
1 | Max. diameter of core drilling samples | Φ200mm |
2 | Max. core drilling depth | 400mm-700mm |
3 | Gasoline engine power | 5.5HP, speed: 3600r/min |
4 | Main shaft's speed | 200-1000RPM |
5 | Max. cutting (grinding) diameter | Φ200mm |
6 | Net.weight | 130kg |
7 | Dimension | 980×780×1160mm |
Features:
1.double posts structure, YAMAHA motor as the driving force;
2.no need screw fixation;
3.machine is mounted on 3 wheels for ease of movement;
4.reliable and convenient in operation.
5.The core drilling machine is able to drill and cut high strength concrete, with high effeciency, precise hole position, smooth wall of hole and cored specimen, small vibration and no damage to construction.
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