FIELD: chemistry.
SUBSTANCE: invention relates to a lubricating fluid for hydraulic pump systems with an open circuit, containing demineralised water and glycerine. Liquid is characterized by the fact that it additionally contains potassium oleate with the following weight ratio of components, %: demineralised water 89-94, glycerine 1, potassium oleate 5-10.
EFFECT: disclosed liquid is more effective when used, easier to obtain, less susceptible to drying.
1 cl
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