Castrol PE 46XC is a fire‑resistant hydraulic fluid with high hydrolytic stability, anti‑corrosion properties and low foaming for electro‑hydraulic turbine…
Castrol PE 46XC is a high‑performance, fire‑resistant hydraulic fluid based on triaryl phosphate esters. It offers excellent hydrolytic stability, anti‑corrosion and anti‑oxidation properties, and a low foaming tendency.
The fluid is designed for critical electro‑hydraulic governor control systems of steam turbines and is approved by manufacturers such as General Electric, Siemens, Alsthom and Ansaldo. It is compatible with common metals and seal materials like Viton, butyl rubber and PTFE, and provides fire resistance, reduced maintenance costs, and extended equipment life.
| Viscosity @ 40°C | 46 cSt |
|---|---|
| Viscosity @ 100°C | 43.4 cSt |
| Flash Point (open cup) | 246 °C |
| Fire Point | 368 °C |
| Auto‑ignition temperature | 575 °C |
| Pour Point | -20 °C |
| Specific Gravity @ 20°C | 1.13 |
The fluid is approved by General Electric (GEK 46357), Siemens (TLV 9012), Alsthom (SBV PR1002) and Ansaldo (602W917, TGM 1911).
Compatible seal materials include Viton, butyl rubber, PTFE, and under certain conditions ethylene propylene rubber.
The fluid provides excellent fire resistance with a flash point of 246 °C and a fire point of 368 °C.