TECHNIQUE DATA                                     

STD

HP

HA

HZ

CLASSIFICATION TEMPERATURE(C)

1260

1260

1350

1450

WORKING TEMPERATURE(C)

1000

1050

1200

1350

COLOR

WHITE

WHITE

WHITE

WHITE

BULK DENSITY(kg/m 3 )

96/128

96/128

96/128

96/129

THERMAL SHRINKAGE 24HRS                          (Density 128kg/m 3 ) 

≤3

≤3

≤3.5

≤3.5

800C

0.15

0.176

0.160

0.155

1000C

0.170

0.220

0.180

0.230

1200C

-

-

0.260

0.31

CHEMICAL COMPOSITION(%)

Al2O3

45-46

45-46

53-55

38-54

SiO2+Al2O3

98.5

99

99

82-90

ZrO2

-

-

-

13-18

Fe2O3

≤0.4

≤0.3

≤0.3

≤0.3