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Büchi AG

Büchi AG is a leading Swiss manufacturer of reactor systems and pilot plants for the chemical and pharmaceutical industry and research institutions.

Last updated September 15, 2026

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Overview

Büchi AG (Büchiglas) is a leading Swiss manufacturer of reactor systems and pilot plants for the chemical and pharmaceutical industry as well as research institutions. The company specializes in glass, enamel, and pressure reactors, delivering solutions from laboratory through pilot to production scale. Its offering spans glass reactors and process plants, pressure reactors and stirred autoclaves, reactor systems from 5 to 250 liters, process plants above 250 liters, and laboratory and pilot pressure reactors from 0.25 to 500 liters, along with measurement, control, and automation equipment. Büchi also provides lifecycle services including development, planning, training, and after-sales support.

History

Büchi AG (Büchiglas) is a leading Swiss manufacturer of reactor systems and pilot plants for the chemical and pharmaceutical industry and research institutions. The company specializes in glass, enamel, and pressure reactors and supplies solutions from laboratory through pilot to production scale. Its portfolio includes glass reactors and process plants, pressure reactors and stirred autoclaves, reactor systems from 5 to 250 liters, process plants above 250 liters, and laboratory and pilot pressure reactors from 0.25 to 500 liters, as well as measurement, control, and automation equipment. Büchi also provides services across the entire lifecycle of a plant, from development and individual planning through training to reliable after-sales support.

Products and positioning

Leading Swiss manufacturer specializing in glass, enamel, and pressure reactors, delivering innovative solutions from laboratory to pilot to production scale.

  • Glass reactors and process plants

  • Pressure reactors / stirred autoclaves

  • Reactor systems 5–250 liters

  • Process plants >250 liters

  • Laboratory and pilot pressure reactors 0.25–500 liters

  • Peptide synthesizers 5–500 liters

  • Filter reactors 10–50 liters

  • Nutsche filters 10–300 liters

  • Gas scrubbers 10–100 liters

  • Hydrogenation systems

  • Magnetic couplings and magnetic stirrer drives

  • Corrosion test autoclaves

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