Butyl IIR - General grades

Butyl IIR - vacuum & high pressure gases

• Very low gas permeability.
• Suitable for vacuum and high pressure gas applications.
• Must not be used with mineral oils.

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Chloroprene CR - General grades

Chloroprene CR - usually known as Neoprene

• Well known, general purpose elastomer.
• Suitable for use with many media.
• Largely unaffected by sunlight and atmospheric ageing.

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Chlorosulphonated polyethylene CSM - General grade

Chlorosulphonated polyethylene - Hypalon® is popular example

• Excellent resistance to weathering.
• Gives good service with many media.
• Mainly used on static sealing duties.

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Epichlorohydrin ECO - General grades

• Good resistance to mineral oils, fuels and ozone.
• Sealing applications limited by corrosive properties and poor compression set resistance.

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Ethylene-propylene EPM/EPDM - General grades

Ethylene-propylene - steam & water services

• Excellent resistance to water and steam.
• Excellent resistance to weathering and ozone. 
• Our EP62 range is approved for potable water duties.

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Fluorosilicone FVMQ - General grades

Fluorosilicone FVQM - for aerospace fuel systems

• Resistant to hydrocarbon oils, kerosene and petroleum fuels.
• Resists mineral-based and water-glycol hydraulic fluids.
• Wide temperature range.

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Natural rubber NR - General grades

Natural rubber - the original elastomer 

• High strength with good abrasion resistance.
• Suitable for use with hot/cold water, ammonia, ethylene glycol, dilute acids and alkalis.
• Synthetic elastomers have superior resistance to heat, weathering and oils. 

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Nitrile NBR - General grades

Nitrile NBR - most widely used industrial elastomer

• Vast range of compounds with various acrylonitrile/butadiene ratios
• PB range for use with mineral oils - especially hydraulic fluids - water & some solvents.
• Proteus grade is generally suitable for food applications  

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Polyurethane AU/EU - General grades

Polyurethane - good mechanical properties

• Often used for drive transmissions.
• Excellent resistance to weathering.
• Good resistance to hydrocarbon fuels and mineral oils.
• Sealing duties limited above +50°C.

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Silicone VMQ - General grades

Silicone - many grades supplied

• Good resistance to heat, weathering and compression set.
• Excellent electrical insulation characteristics. 
• Sealing duties limited by gas permeability and mechanical properties.

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