foam for ironing board cover_zippered outdoor umbrella tablecloths

Polyacrylate 
Better heat, oil and chemical resistance than NBR 
It is recommended for use in oil which contains load bearing additives such as EP gear oils

Oil seals, also known as shaft seals, are radial lip type seals which are primarily used for retaining lubricants in equipment having rotating, reciprocating or oscillating shafts. The rotating shaft application is most common.