Grease VNIINP – 281
Chemical-resistant grease
Description
Applications
Grease VNII NP-281 aviation lubricants, anti-friction plastic cold-resistant grease is applied to motor bearings. The temperature range from -60 ° C to +120 ° C.
The warranty period of storage in the manufacturer’s packaging – 2years
.
Specifications
| Indicator | Norm |
|---|---|
| Appearance and color | Homogeneous soft ointment grease smooth structure of black color |
| Dropping point, ° C, min | 200 |
| Viscosity, determined in a capillary viscometer, Pa.s (P) at -50 ° C and an average strain rate gradient 10c-1, not more than | 1.5 thousand (15,000) |
| Tensile Strength, Pa (gf /cm2), at 50 ° C | 200-500 (2,0-5,0) |
| Colloid stability,% of the allocated oil, no more | 15,0 |
| Volatility at 120 ° C, 3 hr.,%, Not more than | 3,5 |
| The water content,% | no |
| Corrosive effect on metal | withstand |
Additional information
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| appointment | |
| State of aggregation | |
| Type (manufacturing technology) |
