CUNSE Silica Fire Brick for coke oven is made of quartz stone materials; the content ofSiO2is ≥ 94.5%.
*CUNSE has its own mine in Tiemen Town in Luoyang City, (Famous for its Crystalline Quartz Stone), to ensure the best quality from the high grade materials.
Over the years, CUNSE has been provided high quality silica fire bricks for steel plants at Nagoya, Muroran and Oita of Nippon Steel and the products have been proved world-class products.
Features:
1.Good acid and slag resistance.
2.Good thermal conductivity.
3.High tridymite content.
4.Accurate dimension and good appearance.
Item |
Silica Brick for Coke Oven |
|
Sole, Walls |
Other Positions |
|
SiO2 % |
≥94.5 |
≥94.5 |
A12O3 % |
≤1.0 |
≤1.0 |
Fe2O3 % |
≤1.0 |
≤1.0 |
CaO % |
≤2.5 |
≤2.5 |
Apparent Porosity % |
≤22 |
≤24 |
True Density g/cm3 |
2.32-2.33 |
2.32-2.34 |
Cold Crushing Strength MPa |
≥40 |
≥35 |
Refractoriness Under Load (0.2MPa) ℃ |
1650-1660 |
|
Residual Quartz % |
0-1 |
|
Permanent Linear Change (1450℃*2h) % |
0-0.2 |
0-0.2 |
Thermal Expansion Rate(1000℃) % |
≤1.28 |
≤1.30 |
Refractoriness ℃ |
≥1710 |
•Hot blast outlet, Man-hole and thermomete-hole assemblies are available upon request.
Application:
Mainly used for coke oven of coking chamber and combustion chamber partition, steel open hearth of regenerative chamber and sediment chamber, soaking furnace, glass melting furnace, refractory silica brick materials and ceramic firing kiln and kiln of the vault and other supporting parts.
Used in the construction of regenerative chamber, chute, combustion chamber, coking chamber, furnace roof etc. parts of the coke ovens.
Also used in hot blast stove of high temperature bearing parts and the roof of acid open hearth furnace.
WHY CHOOSE US?
1. CUNSE is TOP 3 Silicon brick’s manufacturer in China, also has its own crystalline silica mine in Tie men Town which is famous for its silica mine. From raw material to finished products, we select the highest criterion.
2. CUNSE provides professional service during each process in the cooperation.
3. Great after-sale system, engineers team provide technical consulting, quality control dept. provide to solve each question during construction.