A:Brief description:

 DSHD-509A Engine Fuels Existent Gum Tester is designed and made as per the national standard of People's Republic of China GB/T509 Test Method for Existent Gum of Engine Fuels.

The main function of DSHD-509A Engine Fuels Existent Gum Tester is to determine tendency of fuels (gasoline,  kerosene and diesel oil) to form gum when the fuels are used in the engine.

B:Technical parameters

  1. Relative humidity: no more than 85%
  2. Bath type: oil bath
  3. Oil bath specification: diameter195 mm×255 mm
  4. Oil bath cubage: 5000 ml±50 ml
  5. Total power consumption: no more than 1200 W

  6. Heating power: 1000 W
  7. Power supply: AC 220 V±10%,  50 Hz
  8. Heating mode: heated by an electric heater
  9. Ambient temperature: room temperature-+35 °C
  10. Temperature controlling range: room temperature-250 °C
  11. Temperature controlling accuracy: 150 °C±3 °C,  180 °C±3 °C,  250 °C±5 °C