Products
A food grade thermal fluid rated to 233°C (450°F), Duratherm 450-FG is made for applications in the food industry that need both process heating and cooling. Cost effective and stable across a wide temperature range, it meets USDA’s standards for incidental food contact, is NSF registered as HT1, and meets the requirements of 21 CFR 178.3570.
| Temerature Ratings | |
|---|---|
| Maximum Bulk/Use Temp | 233°C |
| Maximum Film Temp | 255°C |
| Pour Point ASTM D445 | -45°C |
| Safety Data | |
|---|---|
| Flash Point ASTM D92 | 150°C |
| Fire Point ASTM D92 | 164°C |
| Auto Ignition ASTM E-659-78 | 330°C |
| Thermal Properties | |
|---|---|
| Thermal Expansion Coefficient | 0.0564 %/°C |
| Thermal Conductivity | W/m·K |
| -40°C | 0.147 |
| -18°C | 0.147 |
| 38°C | 0.142 |
| 100°C | 0.138 |
| 204°C | 0.13 |
| Heat Capacity | kJ/kg·K |
| -40°C | 1.905 |
| -18°C | 1.974 |
| 38°C | 2.144 |
| 100°C | 2.331 |
| 204°C | 2.649 |
| Physical Properties | |
|---|---|
| Viscosity ASTM D445 | cSt |
| -40°C | 104 |
| -18°C | 29.81 |
| 40°C | 4.62 |
| 100°C | 1.78 |
| 204°C | 0.77 |
| Density ASTM D1298 | d/ml |
| -40°C | 0.906 |
| -18°C | 0.891 |
| 38°C | 0.852 |
| 100°C | 0.81 |
| 204°C | 0.739 |
| Vapour Pressure ASTM D2879 | kPa |
| -40°C | 0 |
| -18°C | 0 |
| 38°C | 0.552 |
| 100°C | 1.475 |
| 204°C | 11.597 |
| Distillation Range ASTM D2887 | |
| 10% | 263°C |
| 90% | 509°C |
| Average Molecular Weight | 372 |
Note: The values quoted in the table above are typical of normal production.
They do not constitute a specification.
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