TU 38.401-58-3-90, amendment 1-6 

VM-6 oil - is applied as working liquid in forvacuum piston and lamellar and rotor pumps. VM-6 oil represents well purified mineral (oil) oil.

Index nameNorm
Kinematic viscosity mm2 /s  
- At 20°С 220
- At 50°С 40
- At 100°С 8
Acid number, mg КОН / g, not more than 0,2
Temperature, °С:  
- Open cup flash point, °С, not less than 216
- Pour point, not more than -10
Color, CNT units, not more than 4,5
Fractional composition of oil, °С:  
- The temperature of the beginning of the distillation, not less than 125
- 90% of the oil distilled at a temperature not higher than 220
Vapor pressure at 20°С, Pa, not more than Not more than 4,0·10-4
Density at 20°С, kg/m3, not more than 890


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