Features
Multiple Springs
Bi-directional
Common Sedal
ANSI Standard
Equivalent to RO
Recommended Applications
Chemical industry
Industry pumps
Process Pumps
Oil refining and petrochemical industry
Other Rotating Equipment
Operating range
Shaft diameter: d1=(0.625''...4.500'')
Pressure: p=0...2.0Mpa（290psi）
Temperature: t = -40 °C .. 260 °C(-40°F to 500°F)
Sliding velocity: Vg≤23m/s（75.44ft/s）
Notes: The range of preesure,temperature and sliding velocity is depend on seals combination materials
Product Structure
Combination Materials
1. Rotary Face
Tungsten Carbide W
Silicon Carbide O
Cr-Steel (Solid) E
2. Stationary Seat
Carbon grap hite AK
Silicon Carbide O
Tungsten Carbide W
3. Auxiliary Seal
Elastomers 0-ring
FKM V
EPDM E
FFKM K
Encapsulated 0-ring
FEP Jacketed FKM M1
4. Spring
GrNi-Steel F
GrNiMo-Steel G
5. Metal Parts
GrNi-Steel F
GrNiMo-Steel G
