... . 2,OEM service 3,Ozone resistance,aging resistance,UV resistance Rubber Metal Co-extrusionRubber Metal Co-extrusion1, Material:NBR,CR,SBR ... 30~90 shore A3, Property: high/low temperature resistance,oil and fuel resistance,weathering resistance,Ozone resistance etc.4, Packing: plastic ... your drawings or samples.7, OEM or ODM is welcomed. RUbber sealing Rubber Metal Co-extrusion