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 USA Oyster Tablet Valve

Mucon Oyster Hygienic Compact Tablet Butterfly Valve

The flexible leaf is co-moulded in FDA compatible silicone and gives the flexibility necessary to ensure that there is no damage to tablets or capsule when the valve is operated. The Mucon Oyster™ Hygienic Compact Tablet Butterfly Valve features the patent Clamshell clamp system, widely acknowledged as the most compact, hygienic and user-friendly clamping system on the market.


The Mucon Oyster™ Tablet Valve is part of our range of stainless steel hygienic Butterfly valves which offer an outstanding technological solution to the handling and control of tablets, capsules, powders, granules, and liquids. The Mucon range is manufactured to exacting tolerances and finished to the highest, most stringent hygienic requirements.

Mucon stainless steel hygienic Butterfly valves have been specifically designed for use in the Pharmaceutical, Food and Dairy sectors, where the utmost level of hygiene is paramount.

Its crevice-free, smooth bore and compact design allow the end user to quickly and effortlessly strip-down the complete Butterfly valve for total cleaning.


  • Valve Body – 316L stainless steel Gasket Seals – Silicone, EPDM, FKM (Viton®), PTFE, MFKM and other FDA approved elastomers
  • Blade is co-moulded FDA silicone rubber on a stainless steel chassis
  • Other components are produced in AISI 304 and Bakelite
  • Internal High Polish Finish – RA <0.4µm or to specific customer requirements
  • External Polish Finish – RA <1.2µm or to specific customer requirements


  • The Mucon Oyster™ Compact Tablet butterfly valve should be used when quick disconnect, quick cleaning is a requirement in tablet or capsule handling system
  • Ideal for any high hygiene applications requiring a gentle operation and isolation characteristics or when the material to be handled is friable or prone to damage.
  • Suitable for fitting to tablet coating and packing equipment as well transportation IBCs
  • Suitable for in-line isolation or open discharge of tablets or capsules


  • Mucon not only provides a wide range of standard sizes, but is equally willing to work with customers to design and build custom products.  It is possible to choose materials, dimensions and sealing arrangements to specifically meet our customers exacting requirements.
  • Available in sizes DN150 (6″), DN200 (8″), DN250 (10″) and DN300 (12″) – DN100 (4″) is currently under development
  • Can be fitted with manual hand lever or pneumatic actuator options (also available with position indicator switches)
  • A variety of seal materials is available to suit your application



  • When combined with the standard tri-clover valve mounting clamps, the patented Oyster clamshell body clamp makes the Oyster compact series the ideal choice when ease of disassembly is a key requirement.
  • Flexible blade and smooth bore ensures the process material is protected during passage through the valve and during it’s closing cycle.


  • ATEX certification to II 2GD c IIB T4/T135°C (Ask for other zones)
  • Suitable for CIP and SIP
  • Wide variety of connections available including; TC BS 4825-3, TC ASME BPE, TC DIN32676, TC ISO285, TC OSAME A, Weld End, Mounting Collar Compact Series