The volumetric screw or vibrating tray feeder extracts the product from a hopper with more or less regular flow rate which depend of the material flowability.
The flow set is generally set by a potentiometer.
The volumetric screw or vibrating tray feeder is used for continuous feeding of granules, powders, flakes, fibres in various industries where the accuracy is not very important:
Food industry : Cereals, biscuits, confectionery, chocolate, pasta, canned food, pet food
Chemical industry : Detergents, pesticides, fertilizers, minerals, oligo-elements,
Building materials : Gypsum, plaster, additives,
Plastics : Plastics, compound, fibres, talc…