Valve Technology Newsletter Signup
Get the Engineering360
Stay up to date on:
Proper selection, application and uses of today's smart positioners, controllers, and valve actuators.

CI Series Rotary Airlock Valve

Product Announcement from ACS Valves

CI Series Rotary Airlock Valve-Image


  • Available in 10 sizes
  • Dependable effective design
  • Heavy duty rugged construction
  • Precision machining of components
  • Unique shaft seal design
  • Pressure differentials up to 15 psig
  • Square flanges
  • High temperature options up to 750?F
  • Available in cast iron, 304 SS and 316 SS
  • Standard 8-vane rotor design comes complete with beveled tips and sides, option 6-vane available


  • ACST-4 Sshaft seal or ACS Packaging gland shaft seals available - WATCH VIDEO
  • Housing vent ports
  • Surge hoppeers, blow through adapters, shear plate deflectors
  • Rotor options: closed end, metering style, shallow pocket, adjustable tips, teflon coated
  • Adjustable rotar tips available in EPDM, hardened steel, stainless steel, bronze, polyurethane
  • Interior coating options: hard chrome, tungsten, and teflon
  • Shaft seal and rotor pocket air purge
  • Special drive packages
  • Motion speed switch assemblies