Founded in 1922 in South Germany and a subsidiary of Ceradyne, Inc. in Costa Mesa, ESK Ceramics GmbH & Co. KG is one of the world's leading manufacturers of advanced ceramic products and materials for industrial applications. Our product portfolio includes 18 registered trademarks and 10 specialized materials used by customers from over 30 industries around the world. For the pump industry ESK provides sealing components (f.e. gas sealing rings, mechanical seals, seals for rotary unions), bearing components (f.e. sliding bearings) and components for chemical plant engineering made out of advanced ceramic materials as Silicon Carbide (SiC) or Silicon Nitride (Si3N4).
