MOLYKOTE® D-321 R Anti-Friction Coating - Air-Cured Lubricant Coating

MOLYKOTE® D-321 R Anti-Friction Coating

Air-cured anti-friction coating designed for high-load and extreme-temperature applications, filled with molybdenum disulfide and graphite for exceptional performance.

Key Features and Benefits

• Air Drying: Simplifies application and eliminates the need for heat curing.
• Exceptional Load Capacity: Ensures reliable lubrication under high loads and slow-to-medium movement speeds.
• Temperature Resistant: Performs effectively across a wide temperature range.
• Stick-Slip Avoidance: Reduces friction variations for smoother operation.
• Aging Resistant: Long-lasting lubrication with high oxidation and environmental stability.
• Versatile Applications: Suitable for a variety of industrial and automotive uses, including running-in and emergency lubrication.

Detailed Product Description

MOLYKOTE® D-321 R Anti-Friction Coating is a premium air-cured lubricant coating engineered to enhance the performance and longevity of metal-to-metal combinations under extreme conditions. Formulated with molybdenum disulfide and graphite, this coating offers superior load-carrying capabilities and ensures reliable lubrication in high-stress environments.

This product is specifically designed for permanent lubrication in applications such as sliding guides, threaded connections, and oscillating components. It is widely used in industries ranging from automotive to renewable energy, where it ensures smooth operation during running-in, high vacuum, and extreme temperature conditions.

Common applications include cylinder-head bolts, car mirror adjustment mechanisms, toaster guides, and parts of wind turbine rotor heads. It also serves as an emergency lubricant for critical systems.

For a convenient aerosol application of this product, explore our MOLYKOTE® D-321 R Anti-Friction Coating Spray, which offers the same exceptional performance in an easy-to-use spray format.

Learn more about the MOLYKOTE® brand and its transition from Dow Corning to DuPont in our detailed blog post.

Applications

• Permanent lubrication of sliding guides with low speeds and high loads.
• Running-in lubrication for stressed gear wheels and high-voltage switches.
• Emergency lubrication for wind turbine rotor head components.
• Lubrication for groove-free cold extrusion of steel.
• Suitable for cylinder-head bolts and power screw drives.

Technical Specifications

• Product Type: MOLYKOTE® Anti-Friction Coating
• Base Composition: Molybdenum disulfide and graphite
• Drying Method: Air drying
• Operating Temperature Range: Extreme temperatures
• Application Methods: Coating, assembly, and lubrication

Available Sizes and Part Numbers

• 1kg Can: 10 per carton
• 3.6kg / 1 Gallon Pail: (PN: 4110019)
• 5kg Pail
• 18.3kg / 5 Gallon Pail: (PN: 4110018)

Why Choose MOLYKOTE® D-321 R Anti-Friction Coating?

• Proven reliability in industrial, automotive, and renewable energy applications.
• Simplifies lubrication with air-drying technology.
• Trusted legacy of Dow Corning, now part of DuPont.