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| Krynac 2645 F |
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| cold polymerized acrylonitrile-butadiene copolymer |
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non-staining, cold polymerized acrylonitrile-butadiene copolymer
Supply Form bales
Packaging 25 kg bales, wrapped in dispersible PE film (Vicat softening point 85 °C) |
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Mooney viscosity,
ML (1+4) 100 °C (unmassed) 45 ± 5 MU ISO 289
Volatile matter max. 0.5 % ISO 248
Ash content max. 0.7 % ISO 247
Bound acrylonitrile 26 ± 1 % ML 426
Density 0.96 ML 535
Cure Characteristics
Test formulation according to ISO 4658 (MIM mixed compound, IRB7 black)
Test Method Rheometer MDR 2000, 160 °C, 30 min running time
S'min 1.9 ± 0.6 dNm ISO 6502
S'max 15.9 ± 2.0 dNm ISO 6502
t10 3.4 ± 0.6 min ISO 6502
t90 6.8 ± 1.2 min ISO 6502 |
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