Automatic spray paint filling machine have the features of safety, reliability,high efficiency, high precision. If there are no cans under the filling head, it don’t fill raw material and propellant,this don’t waste raw material and propellant. The machine include empty can feeder, automatic liquid filler, automatic valve capper and gas filler, conveyor belt, glass-ball dropper system. Automatic valve fixing machine, capper machine and water-bath leakage tester can be added on the line.