Rubber properties table

Raw MaterialUsesAdvantagesDisadvantagesHardness (Shore A)Operating Temperature (°C)
VitonSeals, gaskets in the chemical industryHigh resistance to heat, chemicals, ozoneRelatively expensive, difficult to process60-90-20 to +250
SiliconeSeals, food gaskets, personal care products, medical devicesHigh heat resistance, good flexibility, ozone resistanceLess resistant to certain chemicals like oils and fuels20-80+-60 to +200
UrethaneGaskets, springs, padding, medical devicesHigh flexibility, wear resistance, high mechanical propertiesSensitive to UV light, may crack under harsh conditions60-95-40 to +80
Nitrile (NBR)Seals, filters, hoses, automotive gasketsResistant to oils and fuels, high flexibility, resistant to wet environmentsSensitive to ozone and high temperatures, not resistant to certain harsh chemicals50-80-40 to +100
NeopreneCovers, diving suits, seals, padsResistant to ozone, water, and some chemicals, good flexibilityLess resistant to oils and fuels, may dry out over time40-80-40 to +100
EPM/EPDMAutomotive gaskets, seals, insulation materialsResistant to ozone and heat, high flexibilityNot resistant to oils and fuels, less flexible than others40-80-40 to +120
ButylAutomotive gaskets, seals, covers, filtersHigh air and chemical resistance, high durabilityLess flexible, not resistant to UV light, less elastic40-70-40 to +100
SBRRubber in the automotive industry, gaskets, padsLow cost, good flexibility, good mechanical propertiesSensitive to ozone and heat, may dry out when exposed to air40-70-20 to +80
Natural RubberGaskets, pads, consumer products, industrial rubberHigh flexibility, excellent mechanical strength, easy to processSensitive to ozone, chemicals, and high temperatures, less durable over time30-60-20 to +70