Oyster Hygienic Compact Tablet Butterfly Valve

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 allows 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-molded 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.


  • 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


  • 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 gentle operation and isolation characteristics or when the material to be handles 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.


  • 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 its closing cycle.
  • Mucon not only provides a wide range of standard sizes, but is equally willing to work with customers to design and build bespoke 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 indication switches)
  • A variety of seal materials is available to suit your application

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