Description
EPDM Foam(Closed Cell): 110-150kgs/m3
EPDM Foam(Open Cell): 95-100kgs/m3 General Characteristics of EPDM Sponge Sheet:
1. Closed cell structure making it impermeable to air and water and therefore an ideal material for sealing against air and/or water.
2. Outstanding aging properties and will not go brittle over time.
3. Very durable and relatively cheap.
4. Available in a wide range - high temperature, hard, soft, supersoft.
5. Good UV resistance.
6. Good mechanical properties.
7. Wide temperature range.
Nos | property | Units | Tech requirments | Test Result | Test Method |
1 | tensile strength | Mpa | / | 0.44 | GB/T 6344-1996 |
2 | Elongation | % | / | 316 | GB/T 6344-1996 |
3 | Compression set | % | / | / | GB/T 6669-2001 |
4 | 23 Cx72hX25% | | / | 73.4 | / |
5 | 70 CX24hX25% | | / | 124.1 | / |
6 | Hot air aging (70Cx70h) after | | / | / | GB/T3512-2001 |
7 | Tensile Strength rate | % | / | 22.7 | GB/T 6344-1996 |
8 | Elongation rate of change | % | / | 3.5 | GB/T 6344-1996 |
9 | Low temperature bend (-40CX24H,180-degree bend sight) | | / | No cracks | ASTM-D1050-2008 |
10 | Heat shrinkage (90 degrees feeding x1H) after | % | / | 0.8 | GB/T 3512-2000 |
11 | Density | G/CM3 | / | 0.13 | GB/T 6343-1995 |
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