Explore the Engineering Database more efficiently by signing up for free. Sign up free
Medium-Acn — Nbr
- Elastomer
- Nbr
- Grade Or Variant
- Medium Acn
- Acid Resistance
- Fair
- ASTM Designation
- BF/BG (ASTM D2000)
- Chemical Resistance Notes
- Most Widely Used Nbr grade; Balanced Oil Resistance and Low-Temperature flexibility; Standard for Hydraulic and Pneumatic Sealing
- Common Name
- Nitrile (Medium Acn ~28-34%)
- Compression Set Pct (%)
- 15-35
- Compression Set Temp C
- 100
- Compression Set Time Hr
- 22
- Cure System
- Sulfur Or Peroxide
- Density G CM3 (g/cm3)
- 1.10-1.20
- Elongation at Break Pct (%)
- 200-500
- Fuel Resistance
- Good
- Gas Permeability
- Medium
- Glass Transition Temp C (C)
- -33 to -28
- Hardness Range Shore a
- 40-90
- Max Continuous Temp C (C)
- 120
- Max Peak Temp C (C)
- 140
- Max Service Temp C (C)
- 120
- Min Service Temp C (C)
- -35
- Oil Resistance
- Excellent
- Ozone Resistance
- Poor
- Steam Resistance
- Poor
- Tensile Strength Mpa (MPa)
- 10-25
- TR10 Temp C
- -35 to -30
- Volume Swell Fuel B Pct
- 30-50
- Volume Swell Oil IRM903 Pct
- 15-30