hole hammer
The Martian atmosphere is composed primarily of carbon dioxide (about 95.3%), with traces of nitrogen (2.7%), argon (1.6%), and other gases. This composition, combined with the low pressure, leads to several unique environmental conditions on the planet.
Benefits of Rubber Slurry Pumps
rubber slurry pump factory

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