ASTM C210
ASTM C210 – Standard Test Method for Reheat Change of Insulating Firebrick Description: Significance and Use 3.1 Insulating firebrick (IFB) are classified by their bulk density and reheat change (see Classification C155). This test method defines thermal stability by measurement of IFB’s reheat change following 24 h at a test temperature. 3.2 Since this test exposes the entire …