Compound 7728 is a 70 durometer black Buna N, formulated for good compatibility in hot petroleum based oil's and coolant mixtures. It exhibits good resistance to heat and compression set and has good low temperature properties.
It meets: AMS 3228 MIL-STD- 417 Type S Class SB 725 A1 B1
Contact PAI to receive your complete Product Data Sheet for compound 7728.