A:Product Introduction:
DSHD-508 Ash Content Tester is designed and made as per the national standard of People's Republic of China GB/T508 Test Method for Ash Content of Petroleum Products.
The function of DSHD-508 Ash Content Tester is to determine ash content in the petroleum products as per GB/T508. It could not be used to determine ash content in the petroleum products containing ash-forming additives (including additives containing certain phosphorus compounds), lubricating oils containing lead and used engine crankcase oils.
B: Main technical specifications and parameters:
(1)Resistance furnace
- Rated power: 2.5 kW
- Power supply: AC220V±10%, 50 Hz
- Heating range: ambient temperature-1000°C
- Controlling temperature: 775±25°C
- Temperature controlling device: thermocouple
- Temperature rising time: no more than 60 min
- Furnace temperature uniformity: no more than 15°C
- Ambient temperature: 5°C-40°C
- Relative humidity: no more than 80%
- Furnace chamber size (mm): 200mm×120mm×80mm (L×W×H)
(2)Heating plate
- Furnace chamber size (mm): 200mm×120mm×80mm (L×W×H)
- 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: no more than 80%
- Plate size: 450mm×350 mm
(3)Ceramic crucible
Size: 50 ml, 100 ml
