[Three rain valve to recommend the star product - Mechanical seal] Introduction: mechanical seals and hydraulic seals mechanical seal type classification: cartridge seal series, light mechanical seal series, heavy machinery, such as hydraulic seals seal series: lip seals, V-ring, U-ring, Y-ring, YX-ring hydraulic cylinder seals commonly used combinations and mostly bud rings, cell to circle and Lancaster closure. [Three rain valve to recommend the star product - Mechanical seal] Introduction: 1. Size - used by the majority of users will buy the old sample, but the seal in use for some time H75N-40 mechanical seal, will be temperature, pressure and wear and other factors greatly affect its original size H75N-25 mechanical seal, according to the sample selection only as a reference machine seal, a better approach is to measure the location of the seal of the metal tank size H75N-35 mechanical seal, accuracy will be higher. 2. Pressure Level - Check out the data from the original description of the use of machinery, or by observing the softness of the original seal and structural inference working pressure rating, the relevant pressure levels refer to the following description of the production of user attention. H75N-25 mechanical seal, mechanical seal Dandong, H75N mechanical seals selected three rain provided by Valve Co., Ltd. Tianjin three rain. Valve Co., Ltd. Tianjin three rain (www.tjsymf.com) strong, credible, in Tianjin seal industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the three rain valve into the brilliant and you work for a better future!