Material: NBR, HNBR, FKM, FKM+ECO, NBR+CSM/CM, HNBR+CSM/CM 

Gasoline/diesel oil Resistance / Ozone Resistance / Age Resistance

Spec.: general size is Φ4-20mm, also can do according to customer`s requirement.

Working Temp.: -25℃~150℃
Standard:EX-S and so on