For the high-risk pump mechanical seal operation risk of refinery companies, the risk of leakage, uncontrollable, Jinzhou Petrochemical Company adopts domestic advanced and mature series sealing technology, high-temperature heat pump for isopropyl alcohol, gasoline hydrogenation, hydrocracking and other devices The 31 high-risk pump seals that transport medium light hydrocarbons and toxic and hazardous materials were rebuilt. After the application of this technology, the reliability of the seal is improved, and the sealing operation status can be monitored on the DCS. In the early stage of the seal failure, an alarm can be made, hidden dangers can be discovered in advance, and accidents can be avoided. Ptfe Seals ,Small Rubber Washer,Round Flat Rubber Washer,Clear Rubber Washers Ningbo Robon Sealing CO.,LTD , https://www.zjrboorb.com