We rank as one of the leading and old-established producers of silicon carbide grades and sizes. 

ESK-SIC GmbH was founded in 1998 as a 100-percent subsidiary of 
Elektroschmelzwerk Kempten GmbH within the Wacker-Chemie Group. Following a management 
buy-out, it has been operating as an independent company since 2001. The company can 
draw on more than 80 years of experience in the production and processing of silicon carbide.

Strategic expansion of fine grain capacity by using modern and sustainable technologies

Certification ISO 50001


  • Certification ISO 9001:2008 and ISO 14001:2004

  • REACH Registration

Extension of SiC product portfolio by submicron grades

Construction and start-up of a new processing plant for fine grades

Construction and start-up of a new micro-processing plant

Company takeover by its management in an MBO

Founding of ESK-SIC GmbH

Development of the new SiC technology

Construction and start-up of the Grefrath plant

Acquisition of ESK by Wacker-Chemie

Founding of Elektroschmelzwerk Kempten AB by Dr. Max Schaidhauf in Kempten