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Specifications

Features Specification
Size Range DN25 – DN 100 / 1″ – 4″
Max Line Pressure 10 Bar
Supply Pressure for Air Actuator 5-8 Bar
Sterilisation Temperature Up to 135°C
Certifications 3A, FDA

Design & Operation

The Butterfly Mixproof Valve features a dynamic double-disc, double-seal design that safely separates two process streams while providing a dedicated leakage chamber for early leak detection.

When actuated, the valve allows controlled product flow between applications, delivering a hygienic, reliable and easy-to-maintain solution for demanding process systems.

Available with EPDM, HNBR, FPM (Viton®), VMQ (Silicone) or PTFE seals, it offers excellent chemical compatibility and long service life across a wide range of applications.

Key Features

Key features and benefits of the Butterfly Mixproof Valve include:

  • Mixproof Technology: Two discs and two seals maintain separation of media
  • Leakage Detection: Integrated leakage chamber with spring-loaded valve ensures early identification of seal failures
  • Hygienic Design: Self-draining body suitable for sanitary applications
  • Flexible Actuation: Available as manual or pneumatically actuated, with various control options
  • Easy Maintenance: User-friendly construction with minimal moving parts
  • Compact and Lightweight: Optimised design for easy installation and reduced space requirements

Tank Bottom Valve Option

  • Special tank bottom flange with self-draining radius eliminates product hold-up.
  • Customisable for different tank standards and actuator types.
  • Perfect for installations where product cleanliness and quick draining are critical.

Configurations

Manual or Actuated Operation

Simple hand operation or automated control

Various End Connections

Compatible with hygienic fittings such as Tri-Clamp, DIN, SMS, RJT etc

Custom Sizes

Standard sizes from DN25 to DN100 with bespoke options on request