Raw Material | Uses | Advantages | Disadvantages | Hardness (Shore 00) | Operating Temperature (°C) |
Silicone Sponge | Thermal insulation, seals, food gaskets, medical devices | High heat resistance, excellent flexibility, ozone resistance | Less resistant to harsh chemicals, relatively expensive | 20-60 | -60 to +200 |
EPDM Sponge | Automotive gaskets, seals, insulation materials | Resistant to ozone and heat, high flexibility, good mechanical properties | Not resistant to oils and fuels, less flexible | 20-50 | -40 to +120 |
Nitrile Sponge (NBR) | Gaskets, seals in the chemical industry | Resistant to oils and fuels, high flexibility, water resistance | Sensitive to ozone and high temperatures, less resistant to certain chemicals | 20-50 | -40 to +100 |
Neoprene Sponge | Covers, thermal insulation, seals | Resistant to ozone and water, high flexibility, chemical resistance | Less resistant to oils and fuels, may dry out over time | 20-50 | -40 to +100 |
Butyl Sponge | Seals, gaskets, insulation | High air and chemical resistance, high durability | Less flexible, not resistant to UV light, less elastic | 20-40 | -40 to +100 |
SBR Sponge | Gaskets, pads, consumer products | Low cost, good flexibility, good mechanical properties | Sensitive to ozone and heat, may dry out when exposed to air | 20-50 | -20 to +80 |
Natural Rubber Sponge | Gaskets, pads, consumer products | High flexibility, excellent mechanical strength, easy to process | Sensitive to ozone, chemicals, and high temperatures | 20-50 | -20 to +70 |
Polyurethane Sponge | Padding, gaskets, insulation | High flexibility, wear resistance, easy to process | Sensitive to UV light, may crack under harsh | | |