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Kinematic viscosity is an important index of heat treatment oil, and its change reflects the aging degree of quenching oil. Let's use the viscosity ratio. Viscosity ratio = visc......
Diesel oil will contain some water, not artificial, not deliberately put into the business. Tell us the reasons why diesel oil has water. When you know these reasons, you will understand th......
The flash point of the oil is divided into two kinds: open flash point and closed flash point. Because the electronic transformer oil is used in the closed tank, it is necessary to measure the cl......
Jet fuel is jet engine fuel, also known as aviation turbine fuel, is a light petroleum product. It is produced mainly from kerosene distillates distilled from crude oil by refining, sometimes......
The nature of fuel oil mainly depends on the nature of crude oil and the processing mode, and the main specifications that determine the quality of fuel oil include Viscosity, Sulfur Content, ......
Transformer oil is not easy fuel oil, but after all, it is a combustible liquid, and there is a risk of fire and explosion when it encounters open fire. Therefore, it is necessary to measure th......
Chemiluminescence nitrogen determination instrument (SH708) adopts the principle of chemiluminescence detection. After the nitrogen content sample (or standard sample) to be measured is i......
Significance of moisture in the use of grease: 1) Water exists in grease in two forms. One is structural water, forming hydrate crystallization, this water is the stabilizer of grease, is a......