| Function |
Determines the lowest temperature at which an oil or petroleum product will flow |
| Application |
Assesses suitability of lubricating oils, fuels, and other petroleum products for cold climates |
| Measurement |
Pour Point – The temperature at which the sample ceases to flow |
| Components |
- Sample Container (glass or stainless steel)
- Cooling Bath (ice, refrigerated liquids, or specialized units)
- Temperature Control System (thermometer & stirring mechanism)
|
| Standards |
Testing follows ASTM D97 (USA) or ISO 3016 (International) |
| Interpretation |
Lower pour point indicates better flow characteristics at colder temperatures |
