light weight silica refractory brick for hot blast furnace
USD $200 - $850 /Ton
Min.Order:1 Ton
Zhengzhou Titan International Trading Co., Ltd.
Introduction of products
Silica brick for cove oven is made of silicon raw material in which silicon oxide is above 93%.
It is used to build the coke furnace,its capability of Acid-fast erosion of acid slag is powerful.
Technical index
Items | Furnace hearth inwall | others |
SiO2 % Al2O3 % Fe2O3 % CaO % | 94.5 1.5 1.5 2.5 | |
Apparent porosity % ≤ | 22 | 24 |
R.U.L °C≥ | 1650 | |
True density g/cm3≤ | 2.33 | 2.34 |
Cold crushing strength kgf/cm2 ≥ | 40 | 35 |