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Multi-Purpose Iris Diaphragm Valve for Bulk Solids

Multi-Purpose Iris Diaphragm Valve for Bulk Solids
2 Dec 2022  |
The Mucon AD Iris Diaphragm Valve from Kemutec is a ruggedly designed valve for heavy bulk material applications and frequent operation. Designed as a double diaphragm valve for in-line applications the AD has no atmospheric leakage.

Each valve is manufactured with aluminum body parts with optional stainless steel construction for hygienic processing areas.  Stainless steel screws are used to combat corrosion.  The AD valve can be utilized in a wide range of applications ranging from an outlet valve for silos, bins, hoppers and chutes to controlling discharge from sifters, ribbon mixers and double cone blender outlets.  Material handling up to 100 pounds per cubic foot is achievable.  


  • All body parts are manufactured from aluminum
  • The Control Ring (Handle) for sizes up to and including 200mm diameter are Gunmetal. For valve sizes greater than 200mm diameter are produced in Aluminum/Zinc
  • 316 stainless steel screws are used to combat corrosion
  • Sizes 380mm and 450mm have hand wheel operation as standard


  • No jamming (no mechanical components in contact with product)
  • Full bore opening (no restriction to product flow)
  • No mechanical wear from abrasive products
  • Diaphragms and liners are easy and inexpensive to replace
  • Easy operation and maintenance
  • Dust tight – no leakage to atmosphere
  • Safe, gentle and strong making it ideal for many diverse applications

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Kemutec is a global, high quality brand for Sifters, Mixing Machines and Milling Machines. The industries Kemutec support include Food Processing, Pharmaceutical, and Chemicals. Kemutec’s long-established product brands are KEK, GARDNER, and PPS. Their solutions...