Acrylonitrile Butadiene Rubber (NBR)

NBR: KNB35L, Acrylonitrile Butadiene Rubber, commonly known as Nitrile, is an emulsion polymer of acrylonitrile and butadiene. It is an oil resistant grade of butadiene, is easily manageable during roll winding, mixing and extrusion. It has a simple vulcanisation process. It comes in 35 kg bags and each pallet weighs in 1.05 MT.

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Grade Bound Acrylonitrile(%) Mooney Viscosity ML 1+4, (1000C) product Stain Polymerization Temperature Specific Gravity Category
KNB 35L 34 41 NST Cold 0.98 Medium-high AN content (31~35%)
KNB25LM 28 50 NST Cold 0.96 Medium-low AN content (26~30%)
KNB35LM 34 50 NST Cold 0.98 Medium-high AN content (31~35%)
KNB40H 41 80 NST Cold 1.00 High AN content (36~45%)
KNB40M 41 60 NST Cold 1.00 High AN content (36~45%)