Browse Publications Technical Papers 2000-01-2026
2000-06-19

ASTM Unwashed Gum and the Propensity of a Fuel to Form Combustion Chamber Deposits 2000-01-2026

An investigative group set up under the auspices of the CEC (Coordinating European Council) collected data on combustion chamber deposits (CCD), ASTM unwashed gum (UWG) results and the thermogravimetric analysis (TGA) of these gums for different fuels from many different sources. The analysis of this data shows that UWG cannot and does not predict CCD. It is not possible to use UWG or any aspect of its behaviour in the TGA to assess the CCD-forming tendency of randomly chosen fuels.

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