[Three rain valve to recommend the star product - Mechanical seal] Description: construction machinery and equipment seals outage: About using external pump seal oil system of mechanical seals, seal oil system should be advocated. Seal oil system after the completion of a series of parking. After a series of heat pump outage is not immediately seal oil and seal chamber cooling water should be at the seal oil drops below 80 degrees H7N-85 mechanical seal, a series of cooling water to be able to prevent damage to the seal parts. Secondary seal; play a secondary seal, the secondary seal ring divided compensation and non-compensation of ring seals. It can be H7N-90 mechanical seal O-ring, V-ring, wedge ring, rectangular ring, etc., used to seal the shaft seal and mechanical seal, mechanical seal and housing. [Three rain valve to recommend the star product - the mechanical seal and repair mechanical seal] introduced: (1) Check the mechanical seal the components. Each element must be complete, non-destructive, dynamic and static ring sealing surfaces without scratches, bumps and other defects, if found damaged, must be repaired or replacement mechanical seal; (2) check whether the spring will become smaller, if smaller shall replace the spring; (3) Check the seal body wall, the inner surface of the sealing cap for damage, if found problems and timely maintenance. H7N-80 mechanical seal, mechanical seal selected three rain (certified), Fuzhou mechanical seal is provided by three rain Valve Co., Ltd. of Tianjin. Valve Co., Ltd. Tianjin three rain (www.tjsymf.com) (www.tjsymf.com) is a leader in Tianjin, seals, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In three rain valve leadership with the staff warmly welcome all inquiries negotiations to create three rain valve a better future. You can also access (www.tjsymf.com/supply_details_48640015.html), for more information about the company.