Technical parameters:
Pressure: S1527 S1528 = 0 ~ 1.0MPa
S1523 S1524 = 3MPa
Line speed: less than 15 m / s.
Temperature: -20 C ~ +180 C
Static ring (made of graphite / silicon carbide / tungsten carbide)
Moving ring (silicon carbide / tungsten carbide)
The auxiliary seal (three yuan / ethylene propylene rubber and fluorine rubber / PTFE)
Spring and other metal parts (stainless steel)