|
Zircon brick
|
||
|
AZS-60
|
|||
|
AL2O3,%
|
|
||
|
SiO2 %
|
≤32
|
||
|
Fe2O3 ,%
|
≤0.5
|
||
|
ZrO2 ,%
|
≥363
|
||
|
Bulk density g/cm3
|
≥3.6
|
||
|
Apparent porosity%
|
≤22
|
||
|
Cold crushing strength MPa
|
≥90
|
||
|
Refractoriness under load degree(0.2MPa,0.6%)
|
≥1620
|
||
|
linear change after heating%(155degree × 2h)
|
±0.1
|
||
|
maximum service temperatur degredd
|
1620
|
