China for Glass Fusing Oven Sintered Refractory Brick Fused Cast Azs Firebrick, Find details about China Azs Refractory Brick, Azs Refractory from for Glass Fusing Oven Sintered Refractory Brick Fused Cast Azs Firebrick
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 |