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Sponge Rubber Closed Cell R-421-N
Product Code: R-421-N
Technical Data Sheet
| Physical Properties | Test Method | Results |
| Type | R-421-N | |
| Polymer | Neoprene / EPDM / SBR | |
| Color | Black | |
| ASTM D-1056 | 2A1 | |
| ASTM D-6576-67 Classification | SCE41 | |
| SAEJ18 APR2002 | 2A1 | |
| Density (lbs/ft³) | ASTM D 1056 | 7 – 11 |
| 25% Compression Resistance (%) | ASTM D 1056 | 2 – 5 |
| 50% Compression Set (%) | ASTM D 1056 | 35 |
| Tensile Strength | ASTM D 412 (DIE A) | 50 psi |
| Elongation (%) | ASTM D 412 (DIE A) | 100 |
| Water Absorption (lbs/ft²) | ASTM D 1667 | 0.1 |
| Flammability | FMVSS302 | Pass |
