Sponge properties table

Raw MaterialUsesAdvantagesDisadvantagesHardness (Shore 00)Operating Temperature (°C)
Silicone SpongeThermal insulation, seals, food gaskets, medical devicesHigh heat resistance, excellent flexibility, ozone resistanceLess resistant to harsh chemicals, relatively expensive20-60-60 to +200
EPDM SpongeAutomotive gaskets, seals, insulation materialsResistant to ozone and heat, high flexibility, good mechanical propertiesNot resistant to oils and fuels, less flexible20-50-40 to +120
Nitrile Sponge (NBR)Gaskets, seals in the chemical industryResistant to oils and fuels, high flexibility, water resistanceSensitive to ozone and high temperatures, less resistant to certain chemicals20-50-40 to +100
Neoprene SpongeCovers, thermal insulation, sealsResistant to ozone and water, high flexibility, chemical resistanceLess resistant to oils and fuels, may dry out over time20-50-40 to +100
Butyl SpongeSeals, gaskets, insulationHigh air and chemical resistance, high durabilityLess flexible, not resistant to UV light, less elastic20-40-40 to +100
SBR SpongeGaskets, pads, consumer productsLow cost, good flexibility, good mechanical propertiesSensitive to ozone and heat, may dry out when exposed to air20-50-20 to +80
Natural Rubber SpongeGaskets, pads, consumer productsHigh flexibility, excellent mechanical strength, easy to processSensitive to ozone, chemicals, and high temperatures20-50-20 to +70
Polyurethane SpongePadding, gaskets, insulationHigh flexibility, wear resistance, easy to processSensitive to UV light, may crack under harsh