The SF4-21 family is designed for volumetric filling. The machines are fully automatic filling machines available with different numbers of filling stations, with adjustable and automatic leveling of the filling heads.
The SF4-21T is a triple machine and consequently contains three individual filling stations, and contains double conveyors for more efficient production - one in-going and one out-going conveyor together with a cross-feed system makes the transportation within the filling machine very effective.
The machine in the picture is equipped with options: a heat exchange unit for cooling of the acid and a tank draining unit, containing a diaphragm pump for ready and convenient tank evacuation.