Lubricating and cooling technological material ZGV MR-3

Lubricating and cooling technological material ZGV MR-3 was designed for cutting of alloyed steels, for deep hole drilling, boring, thread grinding and gear grinding.

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Characteristic	Norm

Form, odor	Brown homogeneous oily liquid with distinctive non-irritating odor
Density at 20 °C, g/cm³	0,850-0,915
Kinematic viscosity at 50 °C, mm²/s	5-17
Open-cup flash point, °C, no less than	125
Saponification number, mg KOH/g, no less than	20
Base number, mg KOH/g, no less than	1,2
Mass fraction of phosphorus, %, no less than	0,02
Mass fraction of sulfur, %	1,0-2,2
Mass fraction of water	Absence
Mass fraction of mechanical impurities, %, no more than	0,04
Corrosive impact on ferrous metals	Should pass the test
Storage stability	Should pass the test