Can National V and National VI gasoline be mixed for use?

1 Answers
EmilyFitz
07/29/25 6:11pm
National V and National VI gasoline cannot be mixed for use. Car owners can naturally transition between them, but when selecting fuel, it is necessary to choose according to the engine's compression ratio and refer to the recommendations in the user manual for fuel addition. Gasoline is a volatile and flammable hydrocarbon mixture liquid obtained from petroleum through fractionation, cracking, or pyrolysis, and it can be used as fuel. The important characteristics of gasoline include volatility, stability, anti-knock properties, corrosiveness, and cleanliness. It is one of the most widely used light petroleum products and an important fuel for engines. In China, automotive gasoline comes in two types: leaded and unleaded, with their grades classified according to the Research Octane Number (RON). The number in the gasoline grade represents the octane rating.
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