Mucon Powder Valves and Components

WELCOME to Mucon USA…The Mucon brand has been associated with bulk solids handling equipment since the late 1940s. Our line includes, Iris Diaphragm Valves, Hygienic Butterfly Valves, Slide Gate Valves, Disc Valves, Discharge Aids and Level Probes.

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Mucon K Series Iris Valve

Mucon K Series Iris Valve

The Mucon K Series Iris Valve features a hygienic all moulded diaphragm in a quick release or traditional flange mounting body designs


Series K Iris Valves have been specifically designed for applications demanding the highest level of hygiene normally associated with the food and pharmaceutical markets; as the Series K Iris Valve can be stripped down and cleaned in moments without the need for tools.


  • All body parts are manufactured from 316 stainless steel as standard. All fixings and fastenings are also produced in 316 Stainless steel
  • 150mm and 200mm Iris valves have a white acetal Control Ring and Trigger for reduced wear
  • 250mm Iris valves have white acetal Clamp Rings, Handle and Trigger
  • White moulded diaphragms of Natural Rubber, EPDM and Silicone are all manufactured from FDA approved materials


  • Any application where a high degree of cleanliness is required and where a regular strip down for cleaning is required. E.g. Food & Pharmaceutical Industries
  • For handling Pharmaceutical tablets and capsules. The soft diaphragm and gentle action of the valve prevents damage to the product thereby significantly reducing waste product
  • Hand Operated Valves can be used on the walls of Cleanrooms for glanding around Cables, Tubes or Service pipes
  • Manually operated K Valves can be certified for ATEX Zone 21D
  • The Power operated K Valve is certified for ATEX 1D/2D Categories


  • Bolt mounted and Quick Release versions
  • Mounting flanges with quick release clamps allow the Series K to be welded to the client’s equipment
  • Available with Tri-Clover compatible connection flanges, ideal for cleanroom wall mounting (KD08 and KD10 only)

KD-T Valve Connection Sizes

  • Electro-polished Vee clamps allow the valve to be held to the mating flange
  • Blanking plate is available so that the valve can be fitted to the outlet of double cone blenders or similar
  • Multi-notching of hand operated valves is available for flow control
  • Manual, pneumatic or electrical actuation


  • Only the diaphragm comes into contact with the product
  • Iris valve cannot jam
  • Very easy to control the flow of powder and tablets
  • Able to handle material densities up to 1600 Kg / m³
  • Unique fasteners for rapid disassembly – No tools required
  • Easy to clean and maintain


  • Moulded diaphragm that extends fully from inlet to outlet, therefore doubling as the valve’s gasket
  • Quick release or bolt mounting options to suit requirements
  • The use of plastic moving parts ensures ease of operation and reduced maintenance
  • Quick dismantling of body parts without the need for tools (hand operated units only)
  • Bore sizes – 150mm, 200mm and 250mm