Chemola™ Desco 620
Sealant/Lubricant for WKM Type Valves
Chemola™ Desco 620 is a “peanut butter” type of synthetic lubricant/sealant used in gate valves with liquid and gas hydrocarbon service. It has a 100% synthetic fluid base and is also available in a softer version referred to as “creamy.”
Recommended Uses
Aliphatic hydrocarbons, alkalis, dilute acids, salt water and water.
Typical Characteristics
| Title | Value |
| Appearance | Brown, "peanut butter" |
| NLGI | 0/00 |
| Penetration (ASTM D217) | 355-385 / 410-415 |
| Worked Penetration, 60x (ASTM D217) | 355-385 / 410-415 |
| Base Oil | Natural and synthetic |
| Base Oil Viscosity | 500 cSt at 40°C |
| Base Oil Pour Point | -4°F (-20 °C) |
| Thickener | Thickener |
| Additives | Antioxidant package |
| Solids Content | Natural minerals |
| Specific Gravity | 1.5 |
| Density (lb/gal) | 12.6 |
| Dropping Point (ASTM D566) | >500°F (260°C) |
| Flash Point | >450°F (232°C) |
| Temperature Range | 0°F to 300°F (-18°C to 149°C) |
Packaging Information
| Item Number | Unit Size | Quantity |
| 0801010QB | 10 lb can | |
| 0801020WMS | 20 lb metal pail | |
| 0801050WMS | 50 lb metal pail | |
| 0801150KG | 150 lb keg | |
| 0801400DR | 400 lb drum |