COM STD HP HA HZ
Classification Temperature(℃) 1100 1260 1260 1360 1430
Operating Temperature (℃) 1000 1050 1100 1200 1350
Color white Pure white Pure white Pure white Pure white
Bulk density
Kg/m3
96
128
96
128
96
128
96
160
96
160
Permanent linear change after 24 hours Isothermal heating (bulk density: 128kg/cm3) -4
(1000℃)
-3
(1000℃)
-3
(1000℃)
-3
(1000℃)
-3
(1000℃)
Thermal Conductivity at mean temperature ( bulk density  128Kg/m3) 0.09(400℃)

 

0.176(800℃)

0.09(400℃)

 

0.176(800℃)

0.09(400℃)
0.176(800℃)
0.22(1000℃)
0.132(600℃)

 

0.22(1000℃)

0.76(600℃)

 

0.22(1000℃)

Tensile strength (Mpa)
(bulk density 128Kg/m3)
0.08-0.12 0.08-0.12 0.08-0.12 0.08-0.12 0.08-0.12
Chemical composition% AL2O3 ≥44 ≥45 ≥47 ≥52 ≥39
AL2O3+SIO2 ≥96 ≥97 ≥99 ≥99
AL2O3+SIO2+ZrO2 ≥99
ZrO2 15—17
Fe2O3 ≤1.2 ≤1.0 ≤0.2 ≤0.2 ≤0.2
Na2O+K2O ≤0.5 ≤0.5 ≤0.2 ≤0.2 ≤0.2
Dimension(mm) Standard: 7200x610x10-50, others available upon request