PRODUCTS
Three-resistant brick (3K brick)
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Introduction
Product selling point:High temperature environment, anti-erosion, anti-spalling, anti-thermal shock.
Product introduction:This product is independently developed by the company's research and development department according to the market of the glass industry. It is mainly used in the space part of the glass furnace. It is suitable for use in environments with high erosion and large temperature fluctuations, such as float, horseshoe flame, small furnace tongue arches, outer arches of feeding mouths, nozzle bricks, etc.
physical and chemical index
| Serial Number |
Project |
Indicators |
|
| 1 |
chemical composition |
Al2O3/% |
≥70 |
| 2 |
Cr2O3/% |
≥ 10 |
|
| 3 |
ZrO2/% |
≥ 7 |
|
| 4 |
Fe2O3/% |
≤0.3 |
|
| 5 |
Physical Performance |
Bulk density/(g/cm3） |
≥ 3.2 |
| 6 |
Percent porosity/% |
≤ 17 |
|
| 7 |
Normal temperature compressive strength/(MPa) |
≥ 120 |
|
| 8 |
Load softening temperature (0.2MPa,T0.6)/℃ |
≥ 1700 |
|
| 9 |
Thermal shock stability (1100 ℃, water cooling)/time |
≥ 10 |
|