This standard specifies three standard films: amine-vulcanized fluororubber BF; sulfur-vulcanized nitrile rubber BD-L (NBR-H) and peroxide-vulcanized nitrile rubber BD-G. The films of this standard are suitable for determining the compatibility of lubricating oils, jet fuels and rubbers.
HB 5429-1989 history
1989HB 5429-1989 High acrylonitrile butadiene rubber and fluororubber test film