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Selection method of mechanical seals for pumps

1. According to the seal chamber pressure to determine seal structure with balanced or unbalanced, such as single or double face;
2. depending on the working speed, using Rotary or static and hydrodynamic or non-contact type;
3. depending on the temperature and fluid properties, determining friction and auxiliary materials, and proper selection of lubrication, cleaning, insulation, mechanical seal cooling loop protection system;
4. According to the effective space of installation seals determined using spring or spring or wave spring, Interior or exterior.