ТУ У 23.2-30802090-036:2005Agrinol Dolotol АU is a boring lubricant used at drilling rigs for greasing friction units of chisels with hermetic sliding support and for conserving chisels during the storage. The lubricant is efficient at the temperature varying from minus 30°С up to 250°С.Guarantee period of storage - 3 years from the day of manufacture.
| Index Name |
Agrinol Dolotol АU |
| Appearance |
Homogenous smooth ointment of black colour |
| Temperature of drop falling, °С, not lower than |
230 |
| Penetration at 25°С, mm·10−1 |
320–370 |
| Viscosity at 0°С and at the average gradient of the strain rate of 10 s−1, Pа·s, not more than |
800 |
| Proof strength at 50°С, Pа, not less than |
100 |
| Colloid stability, % of the secreted oil, not more than |
12 |
| Corrosive influence on metals |
Withstands |
| Evaporation, %, not more than |
1,5 |
| Fraction of total mass, %, not more than: |
|
| - mechanical impurities |
0,1 |
| - water |
0,1 |
| - free alkali re-calculated into NaOH |
0,2 |
| Water resistance, class, not lower than |
1v |
| Stability against oxidation, mg KON/g, not more than |
1 |
| Tribological characteristics on ChShM at (20±5)°С, N, not less than: |
|
| - welding loading |
8232 |
| - critical loading |
1039 |
| - scuff index |
735 |
|
