The first compounder with a closely intermeshing, co-rotating twin screw, the first with a gear pump, the first with side feeding, the first with extremely high screw speeds and extremely high torque.

The latest development, the ZSK Mc PLUS allows a performance increase of 20% based on the higher specific torque.

Different versions of the various ZSK series are offered. Basically, all sizes can be done with a separate control system. The ZSK in compact-version up to size 70 can be shipped with an integrated control system. This compact-version allows for a fast and easy start-up resulting in increased flexibility and cost effectiveness.