Use air to drive hydraulic pump. Once the outlet hydraulic pressure reaches the setting pressure, it will stop driving and won`t waste any energy. If the outlet pressure is reducing, it will supplement pressure automatically to maintain the pressure continuously.
It`s an era for making high frequency & mold change systems with multiple patterns and small quantity in order to save time for the mold change and ensure the safety of the operation. It is the just in time to apply the quick mold change systems