• Antistick Coating
  • Bike Chains
  • Chutes
  • Clocks
  • Conveyor Belts
  • Electric Motors
  • Electrical Connectors
  • Gaskets
  • Glass
  • Holding Tanks
  • Leather
  • Locks
  • Metals
  • Musical Instruments
  • Paper
  • Pianos
  • Plastics
  • Processing Equipment
  • Pulleys
  • Rubber
  • Slides
  • Sliding Doors & Windows
  • Sliding Surfaces
  • Spray Booths
  • Switches
  • Vending Machines
  • Watches
  • Wood
  • Woodworking Tools


  • All Metal Surfaces
  • Rubber
  • Plastic


  • Solvent Based
  • Clean colorless nonoily Contains no oils greases soaps waxes or silicones
  • Dry lubricant •nonstaining nonoily coating
  • Low coefficient of friction
  • Non-Flammable PTFE Lubricant Usable to 550°F
  • Outstanding thermal and chemical stability
  • Protects molds against rust and corrosion
  • Reduces buildup of process materials on rolls cutters holding tanks
  • Requires no baking or curing

MAC 444NPB Non-Flammable PTFE Dry Film Lubricant Spray & Coating


MAC-444NPB dry film lubricant is a nonflammable, solvent dispersion of a solid active ingredient which exhibits low friction and excellent antistick/ release characteristics. The product furnishes a release coating effective with all types of rubber, composite and plastic parts and works equally well on metallic and nonmetallic molds at temperatures up to 550°F. The low coefficient of friction of the coating, makes it an excellent dry lubricant.

Technical Data:

  • Color and appearance.......White, translucent dispersion
  • Dispersing medium…..........n-Propyl bromide
  • Boiling point of solvent......159°F
  • Specific gravity.....…..….......1.32
  • Weight per gallon (lbs.).....10.6

Application Method:

    Surfaces must be thoroughly cleaned and dried before applying MAC-444NPB dry film lubricant and coating. McLube Mold Cleaner may be used. MAC-444NPB is intended for use as supplied. Since the product is a dispersion of solid particles, agitation is required prior to, and periodically during use. Any conventional application method can be used for the product - spraying, dipping, wiping or brushing. A thin, even coating should be applied, and after the solvent has evaporated, a second coat is recommended.

Safety and Handling:

    The Material Safety Data Sheet for MAC-444NPB should be reviewed before using the product. Use only with adequate ventilation, especially in enclosed areas. The active ingredient is essentially nontoxic, but if heated over 550°F it may form potentially harmful substances. Smoking should not be permitted while using MAC 444NPB, and contamination of tobacco products should be avoided. Safety glasses and gloves are recommended when using this product.


16 oz. Spray Cans, Gallon Containers, 5 Gallon Pail, 55 Gallon Drums


For expert technical assistance in selecting the optimum product to meet your specific requirements and to be convinced of the benefits of McLube lubricant coatings, we recommend you evaluate the appropriate product under your specific conditions. Samples and technical assistance are available, as well as custom formulations that suggest themselves for a specific application.