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Nitrile Butadiene Rubber

Nitrile-butadiene rubber (NBR) is a copolymer made from butadiene and acrylonitrile. NBR is essential for technical rubber products that need to be resistant to mineral oils, service fluids, and greases in automotive applications and machinery.

Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 45 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 33,0 wt % ISO 24698
Density 0,98 g/cm³ Internal Method
Particle Size ≤ 0,7 mm Internal Method
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 70 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 33,0 wt % ISO 24698
Density 0,98 g/cm³ Internal Method
Particle Size 0,7 mm Internal Method
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 55 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 33,0 wt % ISO 24698
Density 1,01 g/cm³ Internal Method
Particle Size 0,3 mm Internal Method
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 55 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 33,0 wt % ISO 24698
Density 1,01 g/cm³ Internal Method
Particle Size 0,3 mm Internal Method
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 115 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 38,0 wt % ISO 24698
Density 1,01 g/cm³ Internal Method
Particle Size 0,08 mm Internal Method
Krynac® 2850 F Medium Cure
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 48 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 27,5 wt % ISO 24698
Density 0,97 g/cm³ Internal Method
Krynac® 2865 F Medium Cure
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 65 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 28,0 wt % ISO 24698
Density 0,97 g/cm³ Internal Method
Krynac® 33110 F High Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 110 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 33,0 wt % ISO 24698
Density 0,97 g/cm³ Internal Method
Krynac® 3330 B Medium Cure
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 30 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 33,0 wt % ISO 24698
Density 0,97 g/cm³ Internal Method
Krynac® 3330 F Medium Cure
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 30 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 33,0 wt % ISO 24698
Density 0,97 g/cm³ Internal Method