High-and Low-Temperature Heat Transfer Fluids
UOLEN®40
-40°C to 250°C
Product Features
- Colorless,excellent light transmittance
- Odorless,eco-friendly and comfortable to operate
- High thermal stability,long service life
- Extremely low pour point,low kinematic viscosity at low temperatures,good fluidity
- Ultra-wide temperature range for use,compatible with both high and low temperatures
Working Temperature Range
-70°C to 280°C (-94°F to 536°F)
Application Fields
Experimental research, petrochemicals , biopharmaceuticals, pesticide synthesis,
food processing, air conditioning, cold storage, automotive, aerospace, and other fields.
Applicable Equipment
High/low temperature circulation units ,
jacketed glass reactors, enamel reactors,
freeze dryers, TCU temperature control units,
constant temperature bath equipment,
freezer unit equipment, thermal oil heaters,
mold temperature controllers, aerospace
testing equipment, automotive component
testing systems.
Productpackaging
10L, 25L, 200L, and 1000L drums.
Specifications
| Item | Characteristic Parameter | |
| Appearance | Colorless transparent liquid | |
| Composition | Silicone oils | |
| Density (at 20°C/68°F) | 0.916g/cm³ | |
| Moisture content, max. | 100 ppm | |
| Flash point | >130°C(266°F) | |
| Auto-ignition point | 350°C(662°F) | |
| Viscosity | -70°C(-94°F) | 80.49mm²/s |
| -60°C(-76°F) | 50.22mm²/s | |
| -50°C(-58°F) | 31.32mm²/s | |
| Pour point | <-90°C(-130°F) | |
| Specific heat (at 100°C/212°F) | 1.636KJ/(kg·k) | |
| Thermal conductivity (at 20°C/68°F) | 0.135(w/m·k) | |
| Normal boiling point | >250°C(482°F) | |
| Total acidity | <0.01mg/kg(KOH) | |
| Sulfur content | <10ppm | |
| Chlorine content | <10 ppm | |
| Copper strip corrosion (at 100°C/212°F,3h) | <1a | |
| Expansion coefficient (at 100°C/212°F) | 0.00105K-¹ | |
| Pumpability performance 300mm²/s | >-80°C(-112°F) | |
| Maximum allowable temperature | 280°C(536°F) | |
| Maximum allowable film Temperature | 300°C(572°F) | |
| *The above data are obtained from laboratory tests on samples and may vary between batches. | ||
