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BESTOLIFE® No. 270® is the original patented formulation for rotary-shouldered connections, designed to combat galling, seizing, and downhole makeup. This premium drill collar compound provides maximum protection and a stable seal under all conditions. It is not affected by H₂S or drilling fluids and is suitable for a wide range of high-temperature and high-pressure applications.
Formulated with over 60% pure metallic lead and special non-metallic additives, No. 270® is recommended for drill collars, tool joints, casing, tubing, pipe joints, studs, bolts, nuts and screws, gaskets, high-temperature flange connections, pumps, exhaust lines, and pipeline connections. It meets the requirements of API RP SPEC 7: Specification for Rotary Drill Stem Elements.
| Property | Specification |
|---|---|
| Color | Black |
| Penetration | 290–310 (ASTM D217) |
| NLGI Grade | 1.5 |
| Weight/Gallon | 19.6 pounds/gallon |
| Thickener | Lithium |
| Fluid Type | Petroleum |
| Dropping Point | ≥350°F (≥177°C) (ASTM D2265) |
| Flash Point | ≥392°F (≥200°C) |
| Brushable To | 10°F (-12°C) |
| Friction Factor | 1.0* |
| Shelf Life | 4 years (unopened container) |
| Contains | Over 60% metallic lead, other non-metallic additives |