This equipment structure can also be used as a keg washer or keg filler.

Main Technical Parameters：

Main Function and Feature：

The prewasher can wash away the residual liquid inside of the keg, and fill half keg of caustic to soak the keg wall and keg spear.

Working Process:

Wait for loading→keg (middle position) translation, then push to washing position→Cylinder press→Compressed air blow in (pressure inspection)→Pressure release→Open keg spear→Keg inside pressure inspection→Drain residual→Recycled water wash→drain→Recycled water wash keg spear→drain→Caustic wash→Air blow→Caustic soak→Close keg spear→Pressure release