API Standard Air Bag Pulsation Dampener for Mud Pump for Drilling Rig Product Description Introduction to the Air Pack Assembly The discharge pulsation dampener is the main component of the discharge end of the drilling mud pump, which is mainly composed of: the shell, the rubber core pressure plate, the pressure gauge, the stop valve and so on. In the first half of the discharge process, the pulsation dampener stores part of the liquid from the excess average displacement of