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NBR – Nitrile butadiene rubber
NBR is the most used material in sealing, thanks to its exceptional resistance to oils and greases.
Thermal operating range: -30°C to + 110°C (with peaks at 130°C)
Hardness: 30 to 90 Shore A
Good resistance to:
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- mineral oils
- gas
- water up to 80°C
- diesel
- aliphatic solvents
Low resistance to:
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- ozone and U-V
- acids
- unleaded gasoline