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Frequently Asked Questions

Here you will find answers to the questions we are frequently asked. If your question is not included, simply send us an email or give us a call.

Knife Gate Valve

Fergo configures knife gate valves with NBR, EPDM or metallic seals - also with highly resistant combinations such as PTFE-synt./EPDM/PTFE-synt. The selection depends on the medium and the operating conditions.

Yes, Fergo customises every knife gate valve on request - from the drive to the seal to the anti-corrosion coating. Simply send us your requirements by e-mail or via our enquiry form.

They are operated manually using handwheels or automatically using pneumatic and electric actuators, suitable for various industrial control systems.

A knife gate valve is a shut-off valve that controls the flow in pipework by raising or lowering a plate. It is particularly suitable for viscous, abrasive and fibrous media.

Fergo offers knife gate valves made of stainless steel and grey cast iron with various seals such as NBR, EPDM and PTFE, depending on the application and medium.

A pneumatically operated knife gate valve uses compressed air to move the valve - ideal for fast, automated processes. The electric knife gate valve, on the other hand, is controlled by a motor drive and is suitable for precise control. Fergo offers both variants in different sizes and designs to suit your needs.

They are used in the chemical industry, food processing, waste water technology, the paper industry and other sectors with demanding media.