Insulating Fire Brick

Refractory Engineers, Inc. (REI) carries a full line of insulating firebrick. Whether your special need is good thermal shock resistance, high strength or purity, or unique sizing, REI can help select the proper insulating firebrick for your application. Insulating Firebrick (IFB) are typically used as primary hot face refractory linings or as back-up insulation behind other refractories in furnaces, flues, kilns, and similar high temperature industrial equipment. Get in touch with REI for any of your IFB needs.

Insulating Firebrick Grades

We supply Insulating Fire Brick for use in applications from 2000°F (1100°C) to 3200°F (1760°C)


  • High Insulating Value
  • Strength
  • Low Heat Storage
  • High Purity
  • Accurate Dimensions

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