glass bottle beer filling machine Beer filling machine adopts continuous automatic control for liquid level in the filling bowl, double-leader type centering cover, twice vacuumizing, low-temperature equal-pressure filling, automatic concentrated lubrication and the capping heads have been installed with overloading protection device. The filling machine has the function of closeing filling valves when there is broken bottle, and washing away broken bottle. The vent pipe has automatic foam-removing device The crafty cap-unscrambling and capping design with overloading protection and the function is sufficient. It is controlled by PLC.