APG 0731M is a medium density red silicone closed cell sponge that is ideal for use in gasketing applications where a soft and compressible material is required. This material is able to withstand extreme temperatures and maintains its shape even after being subjected to high levels of compression. It is a versatile material that is well-suited to a wide range of applications in various industries. Additionally, its closed cell structure ensures that it is resistant to water and other liquids, making it a durable and long-lasting choice for gasketing applications.
Overall, APG 0731M is an excellent material for gasketing applications that demand a high level of performance and reliability.
| Properties | Test Method | Typical Values |
| Color | Red | |
| Firmness | Medium | |
| Cell Type | Closed Cell | |
| Backing Type | Plain | |
| Temperature Range | ASTM D 573 | -103ºF up to 450ºF |
| Brittle Point | ASTM D 746 | -103ºF |
| Tensile Strength | ASTM D 412 | 100 psi |
| Density, lbs/in3 | under 1/4” thick | ASTM D 1056 | .020 |
| Density, lbs/in3 | over 1/4” thick | ASTM D 1056 | .018 |
| Compression Deflection | ASTM D 575 | 11 psi |
| Compression Set | 22 hrs @ 212ºF | ASTM D 395 | 29% |
| Water Absorption | ASTM D 1056 | Pass |
| Thermal Conductivity BTU in/hr2 ºF | ASTM F 433 | .6 |
| Elongation % | ASTM D 412 | 200% |
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