VNII NP-220 grease
Lubrication VNIINP-220 is a silicone fluid thickened with stearate and calcium acetate with the addition of molybdenum disulphide. Contains antioxidant additive.
High-temperature lubrication VNIINP-220 is used in loaded bearings of electric machines and other friction units operating at 100 ° C and a speed of 6000 rpm.
It is efficient in the temperature range from -60 to + 150 ° С.
| Appearance and color |
Homogeneous, smooth, smooth, smooth-colored ointment |
| Viscosity effective, Па.с: |
|
| at 20 ° C and an average gradient of the strain rate of 100 s-1, not more than |
14
|
at -50 ° C and an average gradient of the deformation rate of 10 s-1, not more than
|
900
|
| Shear strength at Pa, at 50 ° С, not less than |
120
|
| Water content,% |
Absence of
|
| Evaporation at 150 ° C, 1 h,%, not more than |
2,5
|
| Colloid stability at a load of 3N,% of the extracted oil, not more than |
8,0
|
| Corrosion effect on metal |
Withstands |
| The content of free alkali in terms of NaOH,%, not more than |
0,15
|
OOO KONDOR COMPANY
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