S-C7-18V Automatic Vacuum Filler is specially designed for round can liquid filling. Empty cans are carried into lifter plate via a timing screw and a turret. Filling valve open in four sequence ( air extract—filling—filling & air extract—close) according to the preset four stopper position. Liquid is filled into can by suction force from can. Filled cans are carried out by a discharge turret and chain to approach a seamer. Liquid level in tank is controlled by a floating ball and a solenoid valve. With 18 sets of filling valve, steady filling volume. Simple structure and multiple safety devices, easy for operation and maintenance.