GRAFGUARD® Products > Expandable Graphite Flake

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Expandable Graphite Flake

Fire Retardant Additive

Used as a fire-retardant additive in platics, foams, wod products, putties and coatings, GRAFGUARD® Expandable Graphite Flake forms an insulating, non-burnable graphite char upon exposure to high temperatures.

  • Custom grade nomenclature
  • Customized Onset Temperature
  • Highest expansion volume
  • Reliable and constant performance
  • Safer for the environment

Technical Documents

 Features and Benefits

  • Contains no halogenated fire retardant additives
  • Manufactured without the lead or chromium that can be found in other expanding graphite flakes
  • Enables ideal application as an intumescent additive
  • Forms an effective insulating “char” layer that protects the substrate from heat and air
  • Expands up to 8 times more than competitive products
  • Exhibits superior performance at even low temperatures