Duratherm 450-FG
A food grade thermal fluid rated to 232°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.
Max. Operating Temp
232°C (450°F)
Features
- Food grade thermal fluid made for both heating and cooling cycles
- Kosher, NSF registered and meets FDA 21 CFR 178.3570
- 232°C (450°F) maximum operating temperature
- Pumpable down to -45°C (-49°F)
- Provides excellent resistance to oxidation for a longer service life
Temperature Ratings
| Max Bulk/Use Temp | 450°F |
| Max Film Temp | 490°F |
| Pour Point ASTM D97 | -49°F |
Safety Data
| Flash Point ASTM D92 | 302°F |
| Fire Point ASTM D92 | 327°F |
| Autoignition ASTM E-659-78 | 625°F |
Physical Properties
Viscocity ASTM D445
cSt
| 100°F | 8.9 |
| 210°F | 2.3 |
| 450°F | 0.7 |
Density ASTM D1298
lb/ft³
| 100°F | 51.4 |
| 210°F | 48.9 |
| 450°F | 43.4 |
Vapor Pressure ASTM D2879
psia
| 100°F | 0 |
| 210°F | 0.03 |
| 450°F | 2.28 |
Distillation Range ASTM D2887
| 10% | 516°F | 90% | 772°F |
| Molecular Weight | 372 |
Thermal Properties
Thermal Expansion Coefficient
0.0564%/°F
Thermal Conductivity
BTU/hr·ft·F°
| 100°F | 0.076 |
| 210°F | 0.072 |
| 450°F | 0.066 |
Heat Capacity
BTU/lb F
| 100°F | 0.549 |
| 210°F | 0.599 |
| 450°F | 0.707 |