Experts for filtration, centrifugation, mixing, agitating and drying

The industry specialists BOLZ-SUMMIX, COMBER, HEINKEL and JONGIA are specialized in designing, manufacturing and providing high-quality equipment and full systems for separating solids from liquids.

Our brands have an excellent reputation throughout the different process industries around the world.

We provide a global sales and after-sales network giving our customers the benefit of direct sales, dedicated sales organizations and well-established sales partners in many different countries.

Since May 2024, BOLZ-SUMMIX, COMBER, HEINKEL and JONGIA (former HEINKEL Drying and Separation Group) are part of De Dietrich Process Systems, the most comprehensive global supplier of engineered systems, equipment and services for the fine chemical and pharmaceutical industries.

Comber

COMBER is a leading Italian supplier of (nutsche) filters, filter dryers, vacuum paddle dryers and vacuum pan dryers in the pharmaceutical and fine chemical industries.

Bolz-Summix

BOLZ-SUMMIX, situated in South Germany, is specialized in mixing and drying equipment and is one of the few specialized manufacturers of the conical screw vacuum dryer.

Heinkel

HEINKEL is specialized in providing systems for solid-liquid separation. Their product portfolio consists of a wide range of vertical, horizontal and classifying and filter centrifuges.

Jongia

JONGIA manufactures and designs mixers and agitators for the (fine) chemicals, food & beverages, petrochemicals, sustainable energy and pharmaceutical industry.