The lubricating additive is a mixture of oil derivatives.
The lubricating additive is a component of drilling fluids used in mass drilling of vertical and directional wells. Reduces friction coefficient and mud sticking coefficient, prevents excessive wear of drilling tools.
Parameter name | Characteristics |
---|---|
Appearance, color | Homogeneous liquid from brown to black in color |
Density at 20 °C, kg/m3, not more than | 950 |
Kinematic viscosity at 40 °C, mm2/s | 20-40 |
Conditional viscosity at 20 °С according to VBR2 (VBR-1), s, not more than | 280 |
Pour point, °С, not more than | – 20 |
Hydrogen index of 1% water extract, pH units | 5,0-8,5 |
Foaming activity of an aqueous mixture with a volume fraction of a lubricating additive of 1% fresh and salt-saturated solution, cm3, not more than | 5,0 |
Lubricating additive is produced under TS BY 690656219.0372021.