8505 - High Tear and Flex Resistant Solid Silicone Molded, Shore 50
DESCRIPTION
Bellofram Silicones 8505 is a 50 SHORE �A" durometer high tear and flex resistant silicone rubber elastomer. It is designed for applications in which superior physical properties are required. This elastomer can reliably withstand over 140,000 flexes.
Contact us at siliconesRFQ@bellofram.com to request a free product sample or quotation.
FEATURES
- Excellent gasketing material
- Resistance to temperature extremes
- Ultraviolet ray (UV) resistant
- Ozone resistant
- Non-toxic
- High tear resistance
- High flex resistance
MATERIAL SPECIFICATIONS
- A-A-59588 CL3B GR50
TYPICAL PHYSICAL PROPERITIES
| PROPERTY | TEST METHOD | SPECIFICATION |
|---|---|---|
| Durometer Shore "A" | A-A-59588 CL3B GR30 GR50 |
50±5 |
| Tensile Strength Min (PSI | A-A-59588 CL3B GR30 GR50 |
1200 |
| Elongation % Min | A-A-59588 CL3B GR30 GR50 |
500% |
| Tear Resistance (PPI) | A-A-59588 CL3B GR30 GR50 |
150 |
| Compression Set (70 Hours @ +212°F/+100°C) | ASTM D-395 | 20 |
| Heat Age (70 Hours @ +392°F/+200°C) | ASTM D-573 | Hardness Change: ±10 Tensile Change: -25% Elongation Change: -30% |
| Brittle Point, Min. | ASTM D-2137 | -94°F / -70°C |
| Water Immersion, Volume Change % | ASTM D-471 | +5% |
| DeMattia Flex, (1/2" Crack Growth) | ASTM D-813 | 140,000 Cycles |
| Impact Resilience, Min (%) | ASTM D-2632 | 45 |
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.