| M Formula: | WS2 |
| Properties: | |
| Grayish-black solid. Mp above 1480C, can lubricate at temperatures above 2400F (1316C). Attacked by fluorine and hot sulfuric and hydrogen fluoride. | |
| Grade: | |
| 0.40, 0.70, and 1–2 micron grades. | |
| Use: | |
| Solid lubricant for many applications, including use as an aerosol. | |