DSHD-508 Ash Content Tester

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 ofDSHD-508 Ash Content Testeris 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

1. Rated power: 2.5 kW

2. Power supply: AC220V±10%, 50 Hz

3. Heating range: ambient temperature-1000°C

4. Controlling temperature: 775±25°C

5. Temperature controlling device: thermocouple

6. Temperature rising time:no more than60 min

7. Furnace temperature uniformity:no more than15°C

8. Ambient temperature: 5°C-40°C

9. Relative humidity:no more than80%

10. Furnace chamber size (mm): 200mm×120mm×80mm (L×W×H)

(2)Heating plate

1. Power supply: AC220V±10%, 50Hz

2. Rated power: 2.5 kW

3. 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.

4. Height above sea level at working site: not higher than 1000 meter

5. Ambient temperature: 5°C-40°C;

6. Relative humidity:no more than 80%

7. Plate size: 450mm×350 mm

(3)Ceramic crucible

Size: 50 ml, 100 ml