7504 - Closed Cell Silicone Sponge Molded Elastomer - Compression Deflection, 17-25
DESCRIPTION
Bellofram Silicones 7504-NSF is a firm density NSF/ANSI 51 certified closed cell silicone sponge molded elastomer product, available in both standard and custom extruded profiles. Our sponge materials are designed for applications in which low compressive force and distance are required for sealing, where temperature resistance is important, and where NSF/ANSI 51 certification compliance is required.
Contact us at siliconesRFQ@bellofram.com to request a free product sample or quotation.
FEATURES
- Handles temperature extremes
- Ozone resistant
- Excellent gasket material
- Low closure force
- Very low compression set
- Ultraviolet ray (UV) resistant
MATERIAL SPECIFICATIONS
- ASTM D-1056
TYPICAL PHYSICAL PROPERITIES
| PROPERTY | TEST METHOD | SPECIFICATION |
|---|---|---|
| Compression Deflection | ASTM D-1056 | 17 to 25 PSI |
| Heat Age (22 Hours @ +302°F/+150°C) | ASTM D-1056 | Change in compression Deflection ±5% |
| Water Absorption | ASTM D-1056 | 10% Max |
| Compression Set (22 Hours @ +212°F/+100°C) | ASTM D-1056 | 23% Max |
| Low Temperature Flex (5 Hours @ -131°F/-91°C) | ASTM D-1056 | Pass |
Data noted above is based on laboratory tests and should be used as a reference only. Further information and additional specifications are available upon request. Tests, claims, representations, and descriptions regarding flammability are based on standard laboratory tests, and they may not be reliable for determining, evaluating, predicting, or describing the flammability or burning characteristics under actual fire conditions, whenever used alone or in combination with other products. Accordingly, each potential user should make an individual determination whether the flammability or burning characteristics of the product are suitable for the purpose intended by the user.