I Brief Introduction
The Ash Content Tester is designed and made as per the National Standard GB/T508 "Test Methods for Ash Content of Petroleum Products". It is suitable to determine ash content of petroleum products. The instrument is not suitable to determine petroleum product added ash-forming additive (including certain phosphorus compounds), lubricating oils containing lead, and used engine cranked oils.
II Technical parameters
| Model | GD-508 Petroleum Products Ash Content Tester | |
| Resistance furnace | Power supply: AC220V±10%, 50 Hz | |
| Rated power: 2.5 kW | ||
| Heating range: ambient temperature~1000°C | ||
| Controlling temperature: 775±25°C | ||
| Temperature controlling device: thermocouple | ||
| Temperature rising time: ≤60 min | ||
| Furnace temperature uniformity: ≤15°C | ||
| Ambient temperature: 5°C~40°C | ||
| Relative humidity: ≤80% | ||
| Furnace chamber size (mm): 200mm×120mm×80mm (L×W×H) | ||
| Heating plate | Power supply: AC220V±10%, 50Hz | |
| Rated power: 2.5 kW | ||
| Heating mode: by three groups of heater. The power of each group is 0.8 kW. They can be used separately or at the same time. | ||
| Height above sea level at working site: not higher than 1000 meter | ||
| Ambient temperature: 5°C~40°C | ||
| Relative humidity: ≤ 80% | ||
| Plate size: 450mm×350 mm | ||
| Ceramic crucible | Size: 50 ml, 100 ml | |
