Silica brick manufacture Content of SiO2:95% Good volume stability Good resistance to acid slag Competitive price
Shandong Haiyuanda International Trading Co., Ltd. is a large-scale enterprise group focusing on the manufacture and export of fire clay brick, high alumina brick, silica brick, ceramic fiber products and unshaped refractory products, etc.And we have enjoyed good reputation from our customers for our high quality, reasonable price and prompt delivery after more than ten years development.
Silica brick for hot blast stove is made of silicon raw material, the content of SiO2 is above 95%.
Good resistance to acid slag;
High softening point with high temperature and load of the brick;
Good volume stability at high temperature.
Physical properties:
Silica brick for hot blast furnace | |
Item | RG-95 |
SiO2 | ≥ 95 |
Al2O3 | ≤ 1.0 |
Fe2O3 | ≤1.3 |
Apparent porosity % | ≤22(24) |
Cold crushing strength MPa | ≥45(35) |
Remaining quarts % | ≤1.0 |
Refractoriness under load ºC | ≥1650 |
Creep(0.2Mpa ×1550ºC×50h) % | ≤0.8 |
Thermal expansion coefficient (1000ºC) % | ≤1.25 |
Apparent density g/cm ³ | ≤2.32 |
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Slica bricks for hot blast stove
