Combined Materials:
Stationary Ring (Carbon/SiC/TC)
 Rotary Ring (Ceramic/SiC/TC)
 Secondary Seal (NBR/EPDM/Viton)
 Spring and Punched Parts (Steel)
Working Conditions:
Mediums: Water, oil, weak acid, 
 weak alkali, etc.
 Temperature: -20oC~180oC
 Pressure: =1Mpa
 Speed: = 15m/Sec