... High tensile strenth2)High elongation3)Low cost4)Good resistance to petroleum oil,water,silicone oils,greases,glycol base fluid5)Good shock resistant ... High tensile strenth2)High elongation3)Low cost4)Good resistance to petroleum oil,water,silicone oils,greases,glycol base fluid5)Good shock ... to other rubber products. 7)Most commanly use,for almost oil seals and rubber seals. O-Ring Assortment,80pcs O- ...