Expanded Closed Cell Sponge Rubber
Delta Rubber Limited supply Expanded foam Neoprene/EPDM (Ethylene Propylene Diene Monomer) rubber sponge in a choice of forms to suit a range of applications. Our most common supply requests include closed cell sponge EPDM rubber sheet, closed cell sponge EPDM rubber roll and closed cell sponge EPDM rubber strips. We are able to manufacture a range of products from closed cell sponge rubber using our inhouse state of art machinery.
Our online shop offers closed cell sponge EPDM rubber sheet in a range of thicknesses, widths and lengths. All of our online items are available with fast UK and European wide delivery. For specialist items or sizes not available online, please contact us and we will be happy to assist with your project.
Closed Cell Sponge EPDM Rubber Specifications
Expanded foam Neoprene/EPDM (Ethylene Propylene Diene Monomer) closed cell rubber sponge has a range of applications, is resistant to air and UV light, and can be recycled.
| Requirement / Specification | Specification Limits | Typical Value |
| Size – skin/skin (mm) | 2000 x 1000 x 54 (+/-4) | – |
| Compression @ 25% Deflection (kPa) ASTM D1056-00 | 20 to 50 | – |
| Compression @ 50% Deflection (kPa) ASTM D1056-00 | 80 to 160 | 112 |
| Shore Hardness (00 Scale) | 36 (+/-5) | – |
| Density (kg/M³) ISO 845-95 | 120 +/-20 | 122 |
| Compression Set (50%22h20°C) ASTM D1056-00 | 25% max. | 19.1% |
| Water absorption, max. change in weight (%) ASTM D1056-00 | 10 | 0.8 |
| Heat Ageing, Change in Compression Deflection, 168 hrs @ 70°C | +/- 30% | PASS |
| Flammability FMVSS 302 | Burn Rate <100mm | PASS |
| Elongation at Break (%) ISO 1798-7 | N/A | >180 |
| Tensile Strength (KN/M²) ISO 1798-7 | N/A | >500 |
| Temperature Range (Low – High) | N/A | -40°C to +70°C |
| High Intermittent | N/A | +100°C |
| Resistance to Air + UV | EXCELLENT | |
| Resistance to Oil | POOR | |
| Resistance to Acids | GOOD | |
| Environmental Protection | CFC AND HFC FREE / CAN BE RECYCLED | |
| Specification | ASTM D1056-00 AFNOR 99-211 | 2A2 B2C 2C08/3C08² B3 C2 |