dth hammer bit
Market Drivers
Meeting Diverse Industry Needs
Submarine hammer drilling sees extensive applications in several sectors
(2) Before starting the drilling rig, check whether the charging pressure of the accumulator is normal; Check whether the scouring water pressure and the lubricating air pressure can be; Check whether there is sufficient lubricating oil in the lubricator, and whether the oil supply is appropriate; Check the reverse tendency of the oil pump motor.
Construction Sector
Construction Sector