NORMAL GRADE RESISTIVITY (UOM ): 45 MAX BULK DENSITY(G/CM3 ): 1.55 MIN BENDING STRENGTH (MPA ): 3.5 – 7.0 COMPRESSIVE STRENGTH (MPA): 20 MIN C.T.E.(100 -600 C, 10 -6/C ): 3.2 – 4.8 ASH: 2.5% MAX