Download Specification Sheet
Sponge Rubber Closed Cell R-428-N
| Physical Properties | Test Method | Results |
|---|---|---|
| Type | R-428-N | |
| Polymer | Neoprene / EPDM / SBR | |
| Color | Black | |
| ASTM D-1056 | 2A3 | |
| ASTM D-6576-67 Classification | SCE43 | |
| SAEJ18 APR2002 | 2A3 | |
| Density (lbs/ft³) | ASTM D 1056 | 8 - 10 |
| 25% Compression Resistance (%) | ASTM D 1056 | 9 - 13 |
| 50% Compression Set (%) | ASTM D 1056 | 50 |
| Tensile Strength | ASTM D 412 (DIE A) | 60 psi |
| Elongation (%) | ASTM D 412 (DIE A) | 90 |
| Water Absorption (lbs/ft²) | ASTM D 1667 | 0.1 |
| Flammability | FMVSS302 | Pass |