The Single Seat Double Seal Mixproof Valve is specifically designed to tackle a critical concern in automated piping systems: the risk of product mixing due to pressure hammer or seat failure. Designed with an uncompromised focus on hygienic separation, this valve ensures product integrity even under challenging conditions. Manufactured by Cipriani Harrison, it provides a safe, efficient, and certified solution for hygienic process applications where cross-contamination must be avoided.
Design & Operation
Seal Technology
Technical Specifications
Key Features
Configurations
- Safe Media Separation: Prevents product mixing even in the event of seat or actuator failure
- Double Seal System: Two independent seals ensure absolute separation between process fluids
- Hygienic Single-Piece Construction: Machined from solid bar stainless steel for superior cleanliness and durability
- Self-Draining Design: Minimises product retention and eliminates dead legs
- Maintenance-Free Sealed Actuator: Reduces downtime and operating costs
The modular design allows easy upgrading between manual, pneumatically actuated, or high-pressure versions, offering maximum flexibility.
The Single Seat Double Seal Mixproof Valve is available with the following sealing options:
This selection of materials ensures compatibility with a broad range of products, temperatures, and cleaning agents, further enhancing process safety.
| Feature |
Specification |
| Material |
Stainless Steel 304L or 316L |
| Surface Finish |
Machined, polished, acid-resistant |
| Size Range |
DN25 – DN100 / 1″ – 4″ |
| Max Line Pressure |
10 Bar |
| Supply Pressure for Actuator |
5 – 8 Bar |
| Sterilisation Temperature |
135°C |
| Certifications |
3A, FDA |
- Seamless Construction: One-piece body eliminates welds and joints, providing a smooth, cleanable surface
- Compact and Lightweight: Designed for easy handling and installation without sacrificing durability
- Minimal Product Trap: Reduces product loss, improves CIP efficiency, and maintains higher hygiene levels
- Stroke Optimisation: Extended seat travel allows safe passage of viscous fluids or those containing particulates
- Quick Maintenance: Easy disassembly with minimal gaskets and a user-friendly actuator system
- Modular Platform: Ready for future upgrades to meet evolving process needs
The Single Seat Double Seal Mixproof Valve forms part of Tapflo UK’s comprehensive hygienic valve range, offering various configurations to suit your application:
- Standard Shut-Off or Divert: Simple routing with maximum reliability
- Tangential Outlet Version: Prevents product entrapment when installed horizontally
- Angle Valve Configuration: Ideal for high-viscosity media and gentle product handling
- Tank Bottom Valve: Available for tank drainage with internal or external seat opening options
- Aseptic Valve Option: Featuring a TFM diaphragm for hermetic sealing in aseptic environments
- Overflow Protection Valve: Acts as a pressure relief in critical areas
- High-Pressure Version: Designed for applications up to 25 bar
- Manual and Fractional Size Versions: For space-limited installations or pilot systems
Every valve configuration is engineered to maintain the highest standards of hygiene, safety, and process performance, ensuring consistent results for your critical production needs.
