Vibration Cast Fireclay Block for Glass Furnace Tank Bottom - High-Quality China Suppliers & Factory Products
Features
"Vibration Cast Fireclay Block for Glass Furnace" refers to a type of refractory material used in the construction of glass furnaces. These blocks are specifically designed to withstand high temperatures and thermal shock in the harsh environment of a glass furnace. The term "vibration cast" indicates that these blocks are manufactured using a process involving vibration to ensure uniformity and density, which enhances their performance and durability in the demanding conditions of glass production.
Application
"Vibration Cast Fireclay Block for Glass Furnace" is commonly used for insulation in the bottom and sidewalls of glass furnaces. These fireclay bricks not only effectively insulate, preventing the outward spread of heat and maintaining a stable high-temperature environment inside the glass furnace, but also possess high strength characteristics. Their unique vibration casting process gives these bricks uniform density and excellent refractory performance, enabling them to withstand the high temperatures and impacts generated during glass furnace operations, ensuring stability and reliability during long-term operation.
Physical & Chemical Index
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| Item | Behaviors |
|---|---|
| Refractoriness | ≧1750 (℃) |
| Bulk Density | ≧2.3 (g/cm3) |
| Apparent Porosity | ≦17 |
| Cold Crushing Strength | ≧50Mpa |
| 0.2Mpa Softening Temp Under Load | ≧1450 (℃) |
| 1100℃x2h Permanent Linear Change （%） | ±0.2 |
| Chemical Composition （%）： Al2O3; Fe2O3 | ≧45; ≦1.3 |
Frequently Asked Questions
Q: What is a Vibration Cast Fireclay Block?
It is a high-density refractory material designed for glass furnaces, manufactured using a vibration casting process to ensure uniform structure, high density, and enhanced durability under high temperatures.
Q: Where are these blocks primarily applied in glass furnaces?
They are commonly used for thermal insulation and structural lining in the bottom and sidewalls of glass furnaces to prevent heat loss and withstand operational impacts.
Q: What is the refractoriness and bulk density of these blocks?
The blocks feature a refractoriness of ≧1750 ℃ and a bulk density of ≧2.3 g/cm³, ensuring excellent heat resistance and structural stability.
Q: How does the vibration casting process improve block performance?
The vibration casting process eliminates air pockets, yielding uniform density and lower apparent porosity (≦17), which significantly enhances thermal shock resistance and strength.
Q: What is the chemical composition of this fireclay block?
The block contains Al2O3 ≧45% for superior refractory properties, with Fe2O3 kept ≦1.3% to minimize impurities and reaction with molten glass.