Stationary Ring (SiC/TC)
 Rotary Ring (SiC/TC)
 Secondary Seal (NBR/EPDM/Viton)
 Spring and Retainer (Steel and plastic 
 or Cast Aluminum Alloy.)
Mediums: Water, oil and weakly-
 corrosive mediums.
 Temperature: -20oC~200oC
 Pressure: =0.5Mpa
 Speed: = 5 m/Sec