bombeamento de mortero
2. Specifications and Features
The Mechanism Behind DTH Drilling
Advantages of DTH Hammer Drilling
The reason:The suction pipe is not filled with water
Blocked suction line or inadequate valve opening
The inlet pipe of the pump, the meter or the stuffing box are serious
Blocked suction line or inadequate valve opening
The inlet pipe of the pump, the meter or the stuffing box are serious