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MOLYKOTE® Cu-7439

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MOLYKOTE® CU-7439 Paste is a mineral oil–based lubricant paste with solid copper particles for enhanced corrosion and wear protection for threaded connections and brake systems.

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Product Overview

MOLYKOTE® CU-7439 Paste is a premium mineral oil–based paste with solid copper lubricants for incredible load-carrying performance and corrosion prevention at extreme temperatures.  MOLYKOTE® CU-7439 exhibits incredible long-term protection of threaded connections and can withstand temperatures up to 1202°F without fear of oil evaporation or loss of lubricant performance.

Applications

MOLYKOTE® CU-7439 is engineered with a wide range of lubricant applications, including the following:

Disc brake systems
Brake guides and cams
Adjuster screws and bolts
Flange seals and machine components
Threaded connection and joints
Glass production equipment
Chemical manufacturing and refinery systems
Petroleum processing equipment and petrochemical facilities
Large agricultural machinery
Seabound marine vehicles

Features & Benefits

Excellent metal surface adhesion performance
Incredibly broad thermal stability (−30°C to 650°C)
Great load-carrying capacity
Excellent friction and wear reduction
Great corrosion prevention
Easy disassembly and reassembly for maintenance and run-in
No intentional polytetrafluoroethylene (PTFE) or per- and polyfluoroalkyl substances (PFAS)

Problems Solved

Excessive noise or brake squeal in disc brake systems
High levels of corrosion or fretting damage
Seized metal bolts or fasteners

Product Specifications

Product type: Grease, lubricant
NLGI Grade: 0–1
Solid lubricant: Copper
Low temperature: −30°C (−22°F)
High temperature: 650°C (1202°F)
Color: Copper
Density at 20°C: 0.99 g/cm³

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