Wöllner GmbH
Wöllner is one of the leading manufacturers of silicates and special chemicals in Europe.
Introduction
Wöllner is one of the leading manufacturers of silicates and special chemicals in Europe.
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The medium-sized company was founded in 1921 as a mill construction firm. Since 1972 GEROLDINGER has primarily concentrated on the handling of bulk solids with difficult characteristics. Both sustainable management and constant development lead to th
Product range: Mica materials, fiber composites, laminates, thermal insulation panels (FRATHERNIT)
Founded in 1965, Sefelec is part of the Martek Power Group, a world leader of measurement and power conversion equipment (dc/dc converters, custom power supplies, COTS power supplies). Sefelec has now become a reference in the field of electrical saf