The instrument is designed and made as per national standard of People’s Republic of China GB/T 5096 Test Methods for Detection of Copper Corrosion from Petroleum Products by the Copper Strip Tarnish Test and ASTM D130 Standard Test Method for Detection of Copper Corrosion from Petroleum Products by Copper Strip Tarnish Test. It is suitable to determine the corrosiveness to copper of aviation gasoline, aviation turbine fuels, automotive gasoline, tractor fuels, washing solvent, kerosene distillate, lubricating oil, and other petroleum products. The instrument has functions of temperature controlling, automatic timing and alarming.

I. Main technical features

1. It adopts LCD temperature controller,heater and electric stirrer to form the constant bath. The temperature in bath is uniform. The temperature controller has timing function.It can control the test time and automatically timing. There will be alarm when finished.

2. The instrument has four sample holes. One bomb or three tubes can be put in each hole to be determined.The test efficiency is high.

3. The instrument equips a standard color board imported from USA. It can meet requirements of test method.

II. Main technical specifications

1. Power supply: AC 220 V±10%, 50 Hz

2. Temperature sensor: Pt100

3. Temperature controlling range: Room temperature～100 ℃,can be seted at will

4. Temperature controlling accuracy: ±1 ℃

5. Temperature display mode: LCD

6. Heating power: 1600 W

7. Time controlling range: 1 minute～24 hours,can be setted at will

8. Sample testing positions:  Four posiotions

9. Sample determination at one time: 4 pieces～12 pieces

10. Ambient temperature: room temperature～35 ℃

11. Relative humidity: ≤ 85%

12. Maximum power consumption: 1800 W

13. Dimension: 440mm×330mm×560mm