GD series constant pressure filler is a kind of advanced level can Cfilling equipment which is researched ,improved and made according to the filling technique of can-drink of our country on the base of introducing ,digesting and absorbing foreign advanced technology .It is mainly used in filling soda drink ,such as light sparkling wine ,mineral water and so on. It has advantages of advanced structure ,smooth working ,reliable ,safe operation .convenientmaintenance , stepless governing ,high-efficiency production and etc. It is an ideal filling equipment of medium-small scale drink factory.