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Sapfir (VNII NP 261)
TY 38.1011051-87
It is used in taper roller bearings of aircraft undercarriage wheel hubs. The lubricant works at temperatures from – 60oC to + 150oC., shortly up to 200oC.
Properties:
| The name of a parameter | Norm |
| Drop temperature, oС, not less | 250 |
| Penetration at 30oС, 0,1 mm | 265-295 |
| Breaking point at 20oС, Pa | 240-420 |
| Viscosity at -50oС and average gradient speed of deformation 10s-1, Pa/s, not more | 7 |
| Colloid stability, %, not more | 5 |
You can order Sapfir(VNII-NP-261) by filling online form.
