Products
Rated to 333°C (630°F) and engineered to be an economical and environmentally friendly replacement to chemical aromatic thermal fluids, Duratherm 630’s enhanced blend is designed to offer years of trouble free service and superior protection from oxidation even at higher operating temperatures.
| Temerature Ratings | |
|---|---|
| Maximum Bulk/Use Temp | 333°C |
| Maximum Film Temp | 355°C |
| Pour Point ASTM D445 | -18°C |
| Safety Data | |
|---|---|
| Flash Point ASTM D92 | 229°C |
| Fire Point ASTM D92 | 245°C |
| Auto Ignition ASTM E-659-78 | 367°C |
| Thermal Properties | |
|---|---|
| Thermal Expansion Coefficient | 0.0562 %/°C |
| Thermal Conductivity | W/m·K |
| 38°C | 0.144 |
| 100°C | 0.14 |
| 204°C | 0.135 |
| 260°C | 0.131 |
| 288°C | 0.13 |
| 316°C | 0.128 |
| 332°C | 0.127 |
| Heat Capacity | kJ/kg·K |
| 38°C | 1.989 |
| 100°C | 2.195 |
| 204°C | 2.539 |
| 260°C | 2.721 |
| 288°C | 2.814 |
| 316°C | 2.906 |
| 332°C | 2.958 |
| Physical Properties | |
|---|---|
| Viscosity ASTM D445 | cSt |
| 40°C | 42.38 |
| 100°C | 6.82 |
| 204°C | 1.63 |
| 216°C | 1.47 |
| 260°C | 1.06 |
| 288°C | 0.91 |
| 316°C | 0.79 |
| 332°C | 0.74 |
| Density ASTM D1298 | d/ml |
| 38°C | 0.854 |
| 100°C | 0.811 |
| 204°C | 0.741 |
| 260°C | 0.702 |
| 288°C | 0.684 |
| 316°C | 0.665 |
| 332°C | 0.654 |
| Vapour Pressure ASTM D2879 | kPa |
| 38°C | 0 |
| 100°C | 0 |
| 204°C | 0.4 |
| 260°C | 2.275 |
| 288°C | 4.895 |
| 316°C | 9.653 |
| 332°C | 13.9 |
| Distillation Range ASTM D2887 | |
| 10% | 383°C |
| 90% | 494°C |
| Average Molecular Weight | 395 |
| Specific Gravity @ 16°C | 0.864 |
Note: The values quoted in the table above are typical of normal production.
They do not constitute a specification.
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