Blind rubber grommet 1.Certificate: ISO9001:2008 SGS:FDA ROSH TEST 2.Material: ... .Different size Haining Beyond Seals Co.,Ltd. mainly manufacture rubber parts including rubber stoppers, rubber sleeve seals(O ring, U ring, Y ring ... the domestic and foreign customers.1.Description of products Blind rubber grommet ProductBlind rubber grommet MaterialNR/Silicone/NBR/EPDM/SBR,etc.Hardness40~90 Share ...