rubbers
Natural rubber (NR)
Properties: Excellent mechanical resistance, it maintains it in a wide range of temperatures.
Limitations: Contact with hydrocarbon solvents, sensitivity to oxidation and attack by ozone.
Applications: Gaskets, profiles, hoses...
Technical sheetStyrene Butadiene Rubber (SBR)
Properties: Very good behavior to mechanical resistance. Good resistance to abrasion.
Limitations: Contact with hydrocarbon solvents, sensitivity to oxidation and attack by ozone.
Applications: Tire covers, cable insulation, footwear, transmission belts, hoses, gaskets and profiles.
Technical sheetIsobutylene Isoprene (Butyl) Rubber(IIR)
Properties: Excellent resistance to weathering, oxidation, ozone and heat. Excellent resistance to contact with vegetable and animal fats and oils.
Limitations: Low resilience, limited resistance to oxidizing chemicals and moderate abrasion resistance
Applications: Sealing joints, expansion joints, shock absorbers, joints and protections for the chemical industry.
Technical sheetPolychloroprene Rubber (CR)
Properties: Mechanical resistance, heat, ozone, hydrocarbon solvents and self-extinguishing combustion.
Limitations: Its general properties and none specific except its resistance to flame.
Applications: General purpose rubber.
Technical sheetPolyurethane Rubber (AU/EU)
Properties: Mechanical resistance to ozone and aliphatic hydrocarbons.
Limitations: Sensitive to water vapor and polyester derivatives.
Applications: In those cases where great mechanical resistance is required.
Technical sheetChlorosulfonated polyethylene rubber (CSM)
Properties: Resistance to solvents and hydrocarbon oils.
Limitations: thermal aging
Applications: Escalators (handrails), roof waterproofing.
Technical sheetEpichlorohydrin Rubber (CO/ECO)
Properties: Good resistance to oils and greases. Excellent resistance to aromatic and aliphatic hydrocarbons. Low permeability to gases and hydrocarbon vapors. Excellent elastic properties.
Limitations: They are not good impervious to water vapor. Limited resistance to most organic products
Applications: Automotive industry for sealing joints, diaphragms, membranes and parts.
Ethylene Acrylate Rubber (EAM)
Properties: Wide range of temperatures (-60 and 175 ºC continuously and 200 ºC intermittently). Weather and ozone resistant. Good thermal insulator. Good resistance to water and steam.
Limitations: Not recommended for use with esters and ketones. Low resistance to concentrated acids and alkalis.
Applications: Sealing joints, coatings and equipment protections with sudden temperature changes in the presence of oils.
Fluorinated silicone (FVMQ)
Properties: Excellent electrical insulation and physiological harmlessness. Excellent resistance to solvents and oils.
Limitations: Very high price
Applications: Aeronautical and space industry
Synthetic Polyisoprene Rubber (IR)
Properties: Excellent mechanical resistance, maintains it in a wide range of temperatures.
Limitations: Contact with hydrocarbon solvents, sensitivity to oxidation and ozone attack.
Applications: Joints, profiles, hoses…
Polybutadiene Rubber (BR)
Properties: Good resistance to cold, diluted acids and bases and water. Good flexural strength, abrasion resistance and compression set. Good resistance to bending.
Limitations: Low flame resistance. Low gas impermeability. Low resistance to atmospheric agents, aliphatic solvents, flavorings and hydrocarbons.
Applications: Tires, golf balls, hoses, conveyor belts, and roller covers.
Polyethylene Propylene Diene Monomer Rubber (EPDM)
Properties: Resistance to weathering, Ozone, Oxidation, water vapor, alkalis and acids.
Limitations: Contact with hydrocarbon solvents.
Applications: For door and window seals, radiator hoses, membranes, bellows and cable insulation.
Technical sheetAcrylonitrile Butadiene Rubber (NBR)
Properties: Resistance to non-polar compounds and aliphatic hydrocarbons.
Limitations: To polar liquids and oxidizing compounds.
Applications: A large number of technical articles that must maintain their elastic characteristics and mechanical resistance after prolonged or permanent contact with hydrocarbon fluids.
Technical sheetPolysulfide Rubber (TR)
Properties: Resistant to polar and nonpolar compounds. Service temperature between -40 and +120 ºC. Low gas permeability.
Limitations: They do not highlight its mechanical properties.
Applications: Joints, hoses and coatings for the chemical and aeronautical industry.
Chlorinated polyethylene rubber (CM)
Properties: Resistance to solvents and hydrocarbon oils
Limitations: Worse mechanical properties but better thermal aging.
Applications: wire insulation
Acrylic rubber (ACM)
Properties: It is used with lubricating oils at high temperatures (150 ºC) for a long time
Limitations: High price and shortage of material
Applications: Automotive seals and joints and machinery in general (differentials, automatic transmissions, etc.)
silicone rubber (PVMQ)
Properties: Wide range of operating temperatures, electrical insulation, self-extinguishing, gas permeability and physiological harmlessness.
Limitations: They degrade with acids and bases.
Applications: Its applications are very varied and extend to all kinds of sectors.
Technical sheetViton (FKM)
Properties: They stand out for their resistance to heat and their chemical resistance, as well as to oils, fuels, lubricants and most mineral acids.
Limitations: They degrade with low molecular weight esters and ethers, ketones, certain amines, and some acids.
Applications: Gaskets, seals, valves, etc… for all types of industries.
Technical sheet