Silicone
Silicone Diaphragms
High-flex platinum silicone diaphragms with optional PTFE facing for metering.
Precision-moulded silicone diaphragms engineered for sanitary dosing pumps, aseptic valves, and pressure regulators. Combines the high flex-life of platinum silicone with optional bonded PTFE media faces.
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Specifications
Technical profile
- Construction
- Solid platinum silicone or PTFE-bonded silicone composite
- Reinforcement
- Optional Nomex or polyester fabric interlayer for burst resistance
- Diameter range
- 20 mm to 400 mm diameter, flat or rolling convoluted profiles
- Compliance
- FDA 21 CFR 177.2600, USP Class VI, 3-A Sanitary standard
- Temperature
- -60 °C to +220 °C continuous operating temperature
- Sterilization
- Withstands in-line SIP steam sterilization at 135 °C / 2.5 bar
Specifications are typical and vary by variant. Share your duty conditions for an exact recommendation.
Key benefits
Why this product
- Ultra-hygienic non-stick surface prevents bacterial colonization in drug metering lines
- PTFE-faced composite models provide total chemical immunity against aggressive CIP acids
- Exceptional flex fatigue resistance ensures millions of accurate dosing pump strokes
- Direct replacement fit for ITT Pure-Flo, Saunders, and Gemü aseptic diaphragm valves
Applications
Typical industries
PharmaFoodBeverages
Related categories
Need this silicone diaphragms for your line?
Share your duty conditions and drawings — our team responds with a technical recommendation and a firm quote.