Oil seal 1. Wear proof oil seal, 2. Weather proof. 3. Heat resistant. Oil sealTC oil seal1. Certifications: pass ISO9001:2008, TS16949.2. Materials meet RoHS directiveNSF, KTW, WRAS,etc.3. Hardness: between 30-90 shore A or IRHD.4. Performance: heat resistant, weather proof, oil proof, wear resistant, high tensile strength, anti-corrosion, tear proof, ozone proof, UV resistant, good resistance to ...