The majorities dosing unit doses the corresponding product in the majority weigher.
The majority products that commonly are dosed are:
Plaster / Plaster of Paris (Semi-hydrate).
Anhydrite II.
Lime.
Calcium carbonate.
Vermiculite.
It is made of steel plate.
It contains the following parts:
Hopper with an inspection door, and a sleeve for ventilation.
Screw conveyor sized according to the required transport capacity, and a tubular housing made of carbón steel.
Drive by a motor-gearbox.
Pneumatic valve to discharge.
Level Switch.
* May vary depending on the density of the product and the length of the auger.
The dosing threads include a butterfly gate and a frequency variator to regulate the discharge.