Ideal for poor sealing applications; Performs well in low-torque/bolt pressure gasketing processes, especially in low-pressure environments.  Uneven sealing services are the answer for this material, as the cork/Buna combination provides the perfect property pair.  An inexpensive choice for many applications.
 
General purpose cork/NBR gasket material
Tensile strength:  1.38 min
Temperature range:  250F maximum
Finish:  Plate
Color:   Brown/Black