China for Glass Furnace Kiln Float Table Melting Fused Cast Azs Brick Zircon Block, Find details about China Azs Refractory Brick, Azs Refractory from for Glass Furnace Kiln Float Table Melting Fused Cast Azs Brick Zircon Block
Item | RS-AZS-33 | RS-AZS-36 | RS-AZS-41 | |
ZrO2 % ≥ | 32 | 35 | 40 | |
SiO2 % ≤ | 16.0 | 13.5 | 13.0 | |
Fe2O3 +TiO2+CaO+MgO+K2O+Na2O+B2O3 ≤ | 2.5 | 2.5 | 2.5 | |
Glass phase permeation temperature ºC | 1400 | 1400 | 1400 | |
Bulk density g/cm3 | Ordinary casting ≥ | 3.40 | 3.45 | 3.55 |
Dense casting ≥ | 3.50 | 3.60 | 3.70 | |
No shrinkage cavity casting ≥ | 3.60 | 3.70 | 3.80 |