Looking for a reliable replacement for FRAGOLTHERM X-400-A?
Armcoltherm Si-50 is a kind of Polydimethylsiloxane heat transfer oil, and it is also a kind of Silicone oil, and the suitable working temperature range is -40~300 °C. The product can even be used in closed systems up to 300 °C without the need for oxygen. The flash point is 292°C.
Max. Bulk Temp
Max. Film Temp
Pour Point
Flash Point
Kinematic Viscosity @40℃
Certifications & Compliance
| Technical Properties | ARMCOLTHERM Si-50 | FRAGOLTHERM X-400-A |
|---|---|---|
| Chemical Base | Modified All-Synthetic Polysiloxane (Silicone Fluid) | Polysiloxane Heat Transfer Fluid |
| Operating Temp. Range | -40°C ~ 300°C | -40°C ~ 300°C |
| Pour Point | < -60°C (Reliable Low-Temp Cold Startups) | < -60°C |
| Thermal Stability | Outstanding oxidative and thermal cracked resistance up to 300°C | High-performance industrial baseline |
| Core Target Sectors | Pharmaceutical Fine Chemical Reactors, Climate Test Benches, New Energy Battery Chiller Testing, General Mold Temperature Control Units | Industrial Automation Temperature Control, Secondary Loop Heat Systems |
| Miscibility / Top-up | 100% Fully Intermixable & Drop-in Compatible | Benchmark Standard |
Contact us to find the right thermal oil for your needs.
