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Sponge Rubber Closed Cell 4055
Product Code: R-475-E-1
Technical Data Sheet
Meets the following specifications:
ASTM D1056 2B5
ASTM D6576 II A, B, Firm
SAE J18 APR2002 2B5
| Physical Properties | Test Method | Results |
| Type | 4055 | |
| Polymer | Epichlorohydrin (ECH) | |
| Color | Black | |
| ASTM D-1056 | 2B5 | |
| ASTM D-6576-07 Classification | Type II, A/ B, Firm | |
| SAEJ18 APR2002 | 2B5 | |
| Density (lbs/ft³) | ASTM D 1056 | 23± 6 |
| Hardness, Durometer Shore 00 | ASTM D 2240 | 75± 10 |
| Compression Deflection (25%) | ASTM D 1056 | 21± 4 |
| Compression Set (%) | ASTM D 1056 | 20% |
| Tensile Strength | ASTM D 412 (DIE A) | 150 psi |
| Tear Strength (lb/in) | ASTM D 624 (DIE C) | 20 |
| Elongation (%) | ASTM D 412 (DIE A) | 150 |
| Resilience | ASTM D 2362 | 15 |
| Service Temperature | ||
| Low | ASTM D 746 | -40°F |
| High Continuous | ASTM D 746 | 300°F |
| High Intermittent | ASTM D 746 | 325°F |
| Water Absorption (%) | ASTM D 1056 | <5% |
| Fluid Immersion (7 Days ar 73.4°F) | ||
| ASTM Ref, Fuel B, Weight Change % | ASTM D 1056 | 50% |
| Accelerated Aging (7 Days at 158°F) | ||
| Flexibility | ASTM D 1056 | Pass |
| Appearance Change | ASTM D 1056 | None |
| Change in Compression Deflection | ASTM D 1056 | ± 30% |
| Flammability | FMVSS302 | Pass |
