Operating conditions: Pressure: 0~4.0mpa Temperature: -104~320? Rotary speed: 1000~18000r/min Shaft size: 50~200mm Applicable medium: all kinds of media Product material: stainless steel, rubber, graphite, carbon. Design/structure: Single face structure, double face structure and tandem structure Adopt the advanced fluid dynamic pressure groove to assure the reliability. Non-contact operation The cartridge seal is easy for installation and maintenance Competitiveness: High-performance, competitive price, prompt delivery and best service Longer service life and low energy consumption Can be customized according to customer’s requirement More than 20 years' designing and manufacturing experience More than 20 years’ vendor of sinopec and petrochina Get the iso9001, iso14000 and iso18000 certificate Awarded a number of utility patents in researching and designing seals