205,206，207 series mechanical seals

2018/8/7

　　205, 206, 207 type mechanical seal with axial double ends, multiple springs, outflow and transmission sleeve. The 205 system is non-equilibrium, the 206 is the atmospheric end equilibrium type, the 207 system is a two terminal equilibrium type. This model has HG5-748-78 standard (abbreviation 78 standard) and HG2098-91 standard (abbreviation 91 standard), its installation size is different, please pay attention to the selection. There are two kinds of sealing facet for installing flange (I) and tenon groove surface (type II). 　　Please fill in the calibrated model. It can also be processed according to user size requirements.
205T, 206T, 207T are the improvement of the corresponding seal. The bearing is replaced by two tapered roller bearings, which can replace the support bearing chamber of the frame, and can also be made into an integral shaft structure to facilitate installation and maintenance, and improve the support stiffness.
　　L205CT, L206CT, L207CT type is 205, 206, 207 machine seals on the basis of adding a thermostat (that is, under the cooling water jacket), suitable for - 40 - 350 C temperature range.