Application area
Tsiatim-221 grease is intended for the lubrication of rolling bearings of electric machines, control systems and devices with a speed of up to 10,000 min-1.
Benefits
Tsiatim-221 grease is insoluble in water, hygroscopic, maintains stability even when boiled;
It absorbs moisture when absorbed, has low anti-wear characteristics, is chemically resistant, inert to rubber and polymeric materials;
Tsiatim-221 grease is efficient at a residual pressure of 666.5 Pa in the temperature range from -60 to +150 ° C;
Organosilicon fluid thickened with complex soap; contains an antioxidant additive.
Specifications
| Name of indicator |
Norm |
| Penetration at 25 ° C with stirring, 0, 1 mm |
280-360 |
| Effective viscosity at minus 50º С and average strain rate gradient 10s-1, Pa´s, not more than |
800 |
| Strength at 50º C, Pa, not less than |
120 |
| Drop point, ºС, not lower than |
200 |
| Colloidal stability,% of allocated oil, no more than |
7,0 |
| Evaporation at 150º C, within 1 hour,%, no more than |
2,0 |
| Corrosive to metals |
withstands |
| Mass fraction of alkali in terms of NaOH,%, not more than |
0,08 |