Powder dosing unit S1 / S2 / S3

screwhopperhigh-precision

Auger dosing system with 1-3 screws for powder and other heavy flowing bulk products. VOLLENDA offers augers in different sizes. The required size depends on the quantity to be filled and the capacity of the machine. Coarse and fine dosing can be done by adjusting the speed. When using 2 or 3 screws in addition different sizes of screws are used for coarse and fine dosing. Screws are usually equipped with a closing flap to avoid uncontrolled leaking or breaking off of the product which reduces the dosing accuracy Execution • pneumatically operated closing flaps avoid trickling and shooting of product • dosing slide valve for high dosing accuracy • available in many different sizes, depending on the quantity to be filled • availabe in stainless steel or mild steel, varnished or coated • separate bearing of the screw, requires little maintenance • control of rotary speed of screw by frequency inverter Options • servo drive for dosing with highest speed • rapid screw removal • rapid removal for screw tubes and closing flaps • Inlet with agitator • exchangeable dosing flaps • plastic screws • wear protection • pre hopper with cleaning door • hygienic design for food and pharmaceutical application • ATEX-conform design