equipamento de perfuração subterrânea
When the crawler pile driver is drilling, the current of the pile driver's ammeter shall not exceed 100A. If the ammeter current exceeds 100A, the drill pipe should stop and descend slowly, and the rotor always keeps turning. If the current drops below 100 amps and is stable, the drill pipe can continue to decline slowly.
Заключение
3. Reduced Hole Deviation DTH hammers produce straighter holes compared to rotary drilling tools. This precision reduces the need for corrective drilling, saving time and resources.
Производитель dth hammer

The Importance of Quality and Safety
Leading Manufacturers of DTH Hammers
The following matters should be paid attention to during the use of the drilling rig, and the correct use can bring greater benefits
The following matters should be paid attention to during the use of the drilling rig, and the correct use can bring greater benefits