... low temperature resistant, acid-alkali resistant, ozone resistant,aging resistant, weather resistant, good insulation property, anti-toxic, good air-permeable, etc. ... tolerance: exactly upon your request or standard tolerance.8.Strong point: we have our own mold center, can develop most ... diameter from :8 to 1,000mm.13. We promise the high quality but competitive price of Oil Seal,Rubber Oil Seal, O ...