We are listed amidst the most affluent manufacturers and suppliers of Rubber O-Rings HNBR. Hydrogenated nitrile is a synthetic polymer that results from the hydrogenation of nitrile rubber (NBR). Offered product is known for its superior mechanical characteristics, particularly high strength, greater thermal stability and which helps in reduced extrusion and wear. Features: Chemical resistances Aliphatic hydrocarbons Vegetable and animal fats and oils Other Details: Temperature Range -48° C to + 150° C HFA, HFB and HFC hydraulic fluids Dilute acids, bases and salt solutions at moderate temperatures Water and steam up to 149° C (300° F) Ozone, aging and weathering