The Difference Between No. 0 Diesel and -10 Diesel
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No. 0 diesel and -10 diesel have no difference except for their freezing points. Like gasoline, diesel also has different grades for classification. The grades of gasoline are distinguished based on octane ratings, while the grades of diesel are distinguished based on freezing points. Commonly encountered light diesel fuels include seven types: 10, 5, 0, -10, -20, -30, and -50. Heavy diesel fuels include three types: 10, 20, and 30. Below is an introduction to diesel: 1. Light diesel mainly consists of hydrocarbons with carbon numbers from fifteen to twenty-four and is mostly used as fuel for diesel engine vehicles and tractors. Light diesel has sufficient viscosity to ensure proper atomization within the engine. 2. Heavy diesel is mostly used for diesel engines with lower rotational speeds. Engines with speeds below 1,000 revolutions per minute can use heavy diesel as fuel.
The difference between No. 0 diesel and No. -10 diesel mainly lies in their low-temperature adaptability and composition. I've found that No. 0 diesel has a higher freezing point, making it suitable for use in temperatures above 0°C, but it tends to thicken and clog fuel lines when temperatures drop to freezing. On the other hand, No. -10 diesel contains pour-point depressants, giving it a lower freezing point, which allows it to remain fluid in temperatures as low as -10°C or even colder, preventing engine starting failures or stalling risks. In practical driving, I always switch to No. -10 diesel in winter and use No. 0 diesel in summer, which saves fuel and reduces malfunctions. If not careful, using No. 0 diesel in snowy northern weather could clog the filter, leading to expensive repairs. Remember, changing fuel according to the season is a smart trick to protect your car and avoid the hassle of breaking down midway.