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Valve Lubricants & Sealants

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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.

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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

Typical Characteristics

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)