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Fast Closing Valve Flapper Type (Series 750)
Fast closing isolation flap valve as a component of a fast closing system for protecting storage rings of synchrotrons and particle accelerators, other critical systems and applications. Leaktight closure in milliseconds. For UHV systems.
Specifications Table
| Series Number | 750 |
| Series Name | Fast Closing Valve Flapper Type |
| Description | 75.0 flap valve / 75.2 gate valve to preserve the vacuum in accelerators and storage rings in case of an air inrush. |
| Actuator Types | Pneumatic actuator (double acting) |
| Sealing Technology | SEALRING-System |
| Sealing Gate | FKM (VITON®) |
| Sealing Bonnet | Metal |
| Feedthrough | Bellows |
| Leak Rate - Body | < 1 . 10-10 mbar ls-1 |
| Leak Rate - Seat | < 1 . 10-9 mbar ls-1 |
| Nominal inside diameters (ID) in mm (inches) | 63 (2 1/2") - 200 (8") |
| Body material | Stainless steel |
Dimensional Drawings