W. KÖPP GmbH & Co. KG
Wilhelm Köpp Zellkautschuk (WKZ) has a long, illustrious history as a leading manufacturer and processor of cellular rubber, sponge rubber and polyethylene foam. Our product portfolio now also includes moulded parts and foam plastics of various types
Introduction
Wilhelm Köpp Zellkautschuk (WKZ) has a long, illustrious history as a leading manufacturer and processor of cellular rubber, sponge rubber and polyethylene foam. Our product portfolio now also includes moulded parts and foam plastics of various types...

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We produce high-quality laboratory glassware for the chemical and pharmaceutical industry, petrochemistry, biotechnology, environmental and medical engineering as well as for universities and schools.
For one of our main products, malic acid, we are the only manufacturer in Japan, and our ultra-high-purity colloidal silica has established a position as an essential material in precision manufacturing throughout the world.Founded in 1991 by a group of Dresden-based engineers, FHR Anlagenbau GmbH is an innovative company focused on vacuum process technology and special plant construction. Using their many years of experience in thin film technology, our engineers creat