Fact No. 176. (Published on 7/11/2005)


Materials are said to be refractory when they are capable of withstanding very high temperatures without burning, softening, or exploding.

Common refractory products used by glass artists include:

  • fire brick
  • fiber paper and blanket
  • silica flour
  • bead release

Most common refractories include aluminas and/or silicas.

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