VNII NP-283 grease
TU 38.101281-89
Perfluoropolyether, thickened with an inorganic thickener; contains metal oxide. It has good resistance to gaseous oxygen, water resistance, sealing properties. Operable at a temperature of -45 … + 200 ° C. It is used in friction units working in contact with gaseous oxygen at a pressure of up to 25 MPa, in threaded joints at an oxygen pressure inside the pipeline up to 100 MPa. The substitute is VNIINP-282 (from -150 ° C).
Specifications
The name of the indicator |
The norm according to GOST (TU) |
Dropping point, ° С, not lower than |
250 |
Penetration at 25 ° C, × 10-1mm |
200-220 |
Viscosity at 0 ° С and 10с-1, Pa · s, no more than |
240 |
Strength, Pa, at 20 ° C |
420-790 |
Colloidal stability,%, not more than |
6 |
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