Calcium-free silica bricks
on the large swan of oxyfuel kilns and different types of glass kilns such as high alkali, special, float and so on.
Classification：
Affiliated Products：
Calcium-free silica bricks
Areas Of Use：
Oxyfuel kilns and high alkali, s
Service Description：
In-stock delivery guaranteed within 7 days Custom delivery within 30 days Tax included, shipping included, packaging included, moulds included (contact us for more requirements)
Product Description
Physical and chemical indexes of special silica bricks：
| Products Indicators | Calcium-free special silica bricks | |
| Main ingredients | SiO (%) | ≥97 |
| Al2O3 (%) | ≤1.1 | |
| CaO (%) | ≤0.05 | |
| Fe2O3 +TiO2 (%) | ≤0.1 | |
| Melt index(%) | / | |
| Stomatal rate(%) | ≤17 | |
| Normal temperature compressive strength(Mpa) | ≥35 | |
| 0.2Mpa load softening start temperature 0.6%(℃) | ＞1690 | |
| Bulk density (g/cm3 ) | 1.88 | |
| Thermal shock stability (1100℃ water cooling) (times) | ＞30 | |
The main use parts of calcium-free silica bricks：
＞＞ on the large swan of oxyfuel kilns and different types of glass kilns such as high alkali, special, float and so on.
＞＞ on the large swan of high alkali glass, float glass, colorless colored bottle and jar glass kilns, the upper structure and the tongue swan of the heat storage chamber, etc.
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Henan YUANDONGLI Refractory Technology Co., Ltd.
Service Hotline：+86-371-8580-0003
Address: No. 9, Rengou Group, Magou Village, Laiji Town, Xinmi City, Zhengzhou City, Henan Province, China