Heat Transfer Fluid
Duratherm XLT-120
- "This will definitely be my go-to fluid for future projects." — Ryan Seward
- "Duratherm is the best heat transfer fluid we've ever used." — Larry Daniels
- "Duratherm saves money in the long run." — J. Smith
- "Duratherm is working great." — K. Rose
- "Yet another bonus was that the pricing was below comparable fluids." — S. Bailey Sr.
Duratherm XLT-120 heat transfer fluid is engineered for long-term operation in heat transfer applications requiring precise temperature control ranging from -120°F up to 150°F (-84°C to 65°C).
Ideal for cryogenic applications Duratherm XLT’s ecomomical cost and wide operating temperature also makes it well-suited for heating and cooling applications found in the food processing, pharmaceutical and chemical industries.
Trouble-Free Operation
Duratherm XLT-120 heat transfer fluid does not require monitoring of concentration or additive levels.
Longevity
Duratherm XLT-120 heat transfer fluid utilizes our exclusive additive system for long-term, trouble-free operation at any temperature, high or low.
Environmental
Duratherm XLT-120 heat transfer fluid is plant and user friendly. Low odours, high flash point and no SARA reportable substances makes XLT the wise choice for worker health and safety.
Disposal
After its extensive service life, Duratherm XLT-120 heat transfer fluid can be disposed of through local waste oil recycling programs. Check your local regulations.
Tools
| Duratherm XLT-120 Properties | ||
|---|---|---|
| Appearance: clear liquid, slight yellow tint | ||
| Maximum bulk/use Temp. | 150°F | 65°C |
| Minimum bulk/use Temp. | -120°F | -84°C |
| Flash Point ASTM D92 | 120°F | 49°C |
| Fire Point ASTM D92 | 140°F | 60°C |
| Viscosity ASTM D445 | ||
| cSt at -40°F / -40°C | 8.5 | |
| cSt at 32°F / 0°C | 4.5 | |
| cSt at 150°F / 65°C | 1.3 | |
| Pour Point ASTM D97 | -130°F | -90°C |
| Density ASTM D1298 | lb/ft3 | g/ml |
| at -40°F / -40°C | 54.1 | 0.866 |
| at 32°F / 0°C | 53.5 | 0.856 |
| at 150°F / 65°C | 50.8 | 0.813 |
| Carbon Residue ASTM D189 | 0.005 | % Mass |
| Sulphur Content X-RAY | <.001 | weight % |
| CU Strip Corrosion ASTM D130 | 1a | |
| Thermal Conductivity | BTU/hr F ft | W/m K |
| at -40°F / -40°C | 0.080 | 0.138 |
| at 32°F / 0°C | 0.079 | 0.136 |
| at 150°F / 65°C | 0.076 | 0.131 |
| Heat Capacity | BTU/lb F | kJ/kg K |
| at -40°F / -40°C | 0.460 | 1.925 |
| at 32°F / 0°C | 0.471 | 1.971 |
| at 150°F / 65°C | 0.520 | 2.177 |
| Vapor Pressure ASTM D2879 | psi | kPa |
| at 60°F / 15°C | 0.00 | 0.00 |
| at 100°F / 38°C | 0.02 | 0.13 |
| at 150°F / 65°C | 4.31 | 29.71 |
| Distillation Range ASTM D2887 | 10% | 181°F (83°C) |
| 90% | 546°F (285°C) | |
*The values quoted in the table above are typical of normal production. They do not constitute a specification.
Technical Papers
Heat Transfer Fluid Basics
- Understanding Fluid Degradation
- Understanding Flash, Fire and Auto Ignition Points
- Avoiding Oxidation and Thermal Degradation
Selecting a Fluid
- Thermal Fluid Selection Guide for Systems Under 250 Gallons
- Thermal Fluid Selection Guide for Systems Over 250 Gallons
- Open Baths and Heat Transfer Fluids