Big-Bag filling machine realizes the filling of powder and granular materials to Big-Bags by means of PLC control. Filling range can be between 250-3000 Kg. Screw feeder, belt feeder or gate valve can be used according to the material characteristics. For powder materials screw feeder is preferred to minimize dust spread, while belt feeder is used for granular materials. Big-Bag is hanged to the machine from its four loops by the operator and desired filling value is adjusted from the OP. Pressing the start button starts the filling. And please look up the details information from http://www.safmak.com/.