Main source of impurities in hydraulic oil


The hydraulic filter is a high-efficiency filter used in hydraulic oil, which effectively filters out solid particles, gelatinous substances and metal particles in the hydraulic oil. Let's take a look at where the main source of impurities from the hydraulic oil filter is.

The function of the hydraulic filter is to filter out various impurities in the hydraulic system. The main sources are: mechanical impurities remaining in the hydraulic system after cleaning, such as rust, cast sand, welding slag, iron filings, paint, paint and cotton yarn, etc., external impurities entering the hydraulic system, such as through the fuel filler and Dust entering the dust-proof ring; impurities generated during the working process, such as debris formed by the hydraulic action of the seal, metal powder generated by relative wear and movement, colloid, asphaltene, carbon residue, etc. .

In summary, after the impurities are mixed into the hydraulic oil, with the circulation of the hydraulic oil, the damage will be everywhere, which seriously affects the normal operation of the hydraulic system, such as making a small gap between the moving parts in the hydraulic components. Îœm) and throttling small holes and gaps are stuck or blocked; destroying the oil film between the moving parts, scratching the gap surface, increasing internal leakage, reducing efficiency, increasing heat, aggravating the chemical action of the oil, deteriorating the oil . According to the production statistics, more than 75% of the faults in the hydraulic system are caused by the mixing of impurities in the hydraulic oil. Therefore, it is very important for the hydraulic system to maintain the cleanness of the oil and prevent the contamination of the oil.


Gu'an County Zhengboyuan Filter Factory: http://

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