RT491 Technical Features
- Single Seal
- UnBalanced
- Bi-Directional
Operating Limits
- d1 = 18 … 100 mm
- p1 = 16 bar 232 PSI
- T1 = -40 … 200 °C -40 …392 °F
- Vg = 20 m/s 66 ft/s
Material Combinations
Seal Faces:
- Carbon
Stationary Seats
- Silicon Carbide
- Tungsten Carbide
- Stainless Steel
- Ceramic
Elastomers:
- FKM (Viton)
- Nitryl (NBR)
- EPDM
- Silicon rubber