Flush Bottom Piston Valves - Drain Valve invented by SchuF

SchuF is the inventor of the Piston Bottom Outlet Valve (Patent received in 1926). They are most commonly used to quickly drain or inject media into or out of vessels, tanks or reactors.

Ram Bottom Outlet Valve

Bottom outlet drain valve - Ram design with Super Closure feature,

Photo:©SchuF

Applications for Piston (or Ram) Valves

Piston or Ram valves are most commonly used for dead space free draining and feeding of vessels, reactors and pipelines. They are particularly suited to highly viscous materials, or where rapid vessel drainage is important. They are widely used in the Pharmaceutical and Fine Chemicals, Petrochemical, Polymer, and Mineral Processing industries.

Drain Piston Valves

Piston Bottom Outlet Valves ready for testing, Photo:©SchuF

Key Characteristics of SchuF Ram Valves

  • All valves have full nominal bore

  • Available with 45°, 60°, or 90 degree outlet angle in the body

  • Modular design

  • Sealing to atmosphere always with adjustable loaded stuffing box

  • Valves have exchangeable seats

  • LeakTight © Sealing due to special SchuF process of manufacturing

  • A flushing connection is provided as standard

  • Available with either Radial or Positive seal

Ram Drain Valve Options

  • The Model 28 Valve is GMP and CIP compliant

  • A wafer type sampling valve can be inserted between valve body and vessel

  • Multiport valve variants are available

  • Manual, electric, pneumatic, and hydraulic actuation available

Sizing Piston Valves

Depending on application, sizes from half inch to 24 inch and larger on request.

Material Choice

Flush Bottom Piston Valves are available in all materials including cast-steel, stainless steel, all nickel based alloys, Titanium, Zirconium and others.

Drain Piston Valve

Flush Bottom Piston Valve, Photo:©SchuF

 

Ram Valve Model Numbers

Model Numbers 15, 26 and 28

Download Piston Valve Documents

 

Contact Us

For further information, pricing or a brochure, please contact us at:

http://www.schuf.com/contact-info

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