Chemola™ Desco 620 lubricant grease – 40 lb metal pail
Chemola™ Desco 620 is a “peanut butter” style synthetic sealant/lubricant developed specifically for gate valves operating in liquid and gas hydrocarbon service. Known in the field by its consistency, Desco 620 is the standard product requested whenever “peanut butter” is referenced in valve maintenance. With a 100% synthetic base oil and an option for a softer “creamy” version, this compound ensures sealing integrity under demanding operating conditions. It adheres well to metal surfaces and performs reliably in the presence of water, aliphatic hydrocarbons, alkalis, and dilute acids.
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Specifications
Applications:
WKM-style gate valves
Liquid and gas hydrocarbon lines
Alkali and dilute acid service
Marine and offshore environments
Pipelines, refineries, and terminals
Benefits:
Reliable sealing in harsh services
Strong adhesion under heat and pressure
High thermal and chemical stability
Available in “creamy” version for specific uses
Trusted “peanut butter” consistency in the field
Technical Specifications:
Appearance: Brown, “peanut butter” consistency
NLGI: 0/00
Penetration (ASTM D217): 355–385 / 410–415
Base oil: Natural and synthetic
Viscosity: 500 cSt @ 40°C
Thickener: Inorganic
Additives: Antioxidant
Solid content: Natural minerals
Density: 12.6 lb/gal (1.5)
Pour point: -20°C
Drop point: >260°C
Flash point: >232°C
Temperature range: -18°C to 149°C
