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DIAPHRAGM PTFE BACKUP - 1" (1A-089)
Part No: 1A-089
Pack of 1
1A-089: DIAPHRAGM PTFE BACKUP - 1" (1A-089) – A flexible 1-inch elastomeric backing cushion installed behind a primary Teflon diaphragm to absorb mechanical stresses and extend the working lifespan of the assembly.
1A-089: DIAPHRAGM PTFE BACKUP - 1" (1A-089) – A flexible 1-inch elastomeric backing cushion installed behind a primary Teflon diaphragm to absorb mechanical stresses and extend the working lifespan of the assembly.
Key Features
- Toughened elastomer backup layer engineered to support primary PTFE faces under heavy pressure.
- Absorbs rapid mechanical stroke flexion stress to drastically extend wetted component runtimes.
- Formulated with high memory retention to stay dimensionally stable over millions of cycles.
- Serves as a critical secondary fluid boundary to safeguard the air motor during primary failure.
- Sized to exact 1-inch specifications for a perfectly balanced, snug fit across inner plates.
Technical Specifications
| Manufacturer / Brand | Blagdon Pump |
| Component Classification | Elastomeric Secondary Support Backup Diaphragm |
| Pump Fitment Compatibility | 1" Dual-diaphragm (PTFE-faced overlay) assemblies |
| Primary Material | Santoprene (TPE) / Neoprene backup compound |
| Function | Supports the rigid PTFE primary face, transferring flex energy uniformly without stress spots |
| Flex-Life Metric | Ultra-high flex cycle life layout to protect chemical containment integrity |
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