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By certification 
A:Overview
DSHD-12579 Foaming Characteristics Tester is designed and made as per the national standard of People’s Republic of China GB/T12579 Test Method for Foaming Characteristics of Lubricating Oil.
Its main use is to determine foaming characteristics of lubricating oil, which is used to evaluate foaming tendency and foaming stability of lubricating oil.
B:Technical parameters
1. Relative humidity: ≤85%
2. Main heating power: 650 W
3. Auxiliary heating power: 1000 W
4. Refrigeration power: 500 W
5. Flow rate of air: 94±5 ml/min, adjustable
6. Total power consumption: ≤3000 W
7. Power supply: AC 220 V±10%, 50 Hz
8. Temperature controlling accuracy: ±0.5 ℃
9. Timer: 5 minutes and 10 minutes, nearest to 1 second
10. Timing accuracy: 0.01%+0.05 s (at 20 ℃)
11. Ambient temperature: -10℃～+40 ℃
12. Temperature controlling range: 5～99.9 ℃ (low temperature bath)
13. Temperature controlling range: room temperature～99.9 ℃ (high temperature bath)
DSHD-12579 Foaming Characteristics Tester is designed and made as per the national standard of People’s Republic of China GB/T12579 Test Method for Foaming Characteristics of Lubricating Oil.
Its main use is to determine foaming characteristics of lubricating oil, which is used to evaluate foaming tendency and foaming stability of lubricating oil.
B:Technical parameters
1. Relative humidity: ≤85%
2. Main heating power: 650 W
3. Auxiliary heating power: 1000 W
4. Refrigeration power: 500 W
5. Flow rate of air: 94±5 ml/min, adjustable
6. Total power consumption: ≤3000 W
7. Power supply: AC 220 V±10%, 50 Hz
8. Temperature controlling accuracy: ±0.5 ℃
9. Timer: 5 minutes and 10 minutes, nearest to 1 second
10. Timing accuracy: 0.01%+0.05 s (at 20 ℃)
11. Ambient temperature: -10℃～+40 ℃
12. Temperature controlling range: 5～99.9 ℃ (low temperature bath)
13. Temperature controlling range: room temperature～99.9 ℃ (high temperature bath)
