volume dispenser preeflow® eco-PEN600
The preeflow® eco-PEN600 is a volumetric dispensing system. In this system the proven technology of the eccentric screw pump is designed and manufactured in a miniaturized version. New manufacturing processes and materials are used to...
volume dispenser preeflow® eco-PEN700
The preeflow® eco-PEN700 is a rotating, pressure-sealed displacement system. It consists of a stainless steel rotor and an elastomer stator that together form a closed system. With this arrangement a closed "single volume" chambers are...