1.DIAMETERS AVAILABLE: DIAMETER FROM 500MM TO 1400MM.

2.STANDARD GRADES -NORMAL AND HIGH.
2.1).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
2.2). HIGH GRADE:
RESISTIVITY (UOM ): 38 MAX
BULK DENSITY(G/CM3 ): 1.58 MIN
BENDING STRENGTH (MPA ): 4.0 – 7.5
COMPRESSIVE STRENGTH (MPA): 20 MIN
C.T.E.(100 -600 C, 10 -6/C ): 3.0 – 4.6
ASH: 2.0% MAX