GJM Series Insulating Fire Bricks
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 100000 m.t./month
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General Information
CMAX insulating firebricks are classified under temperature between 1300℃ to 1700℃, manufactured from high purity alumina clay.
1. Lower content of iron, alkaline and impurities, good high temperature properties.
2. Homogeneous structure, light weight, energy saving because lower heat storage in the furnace during cooling cycles.
3. High strength, good thermal shock resistance under high temperature.
4. Precise sizes due to grinding and shaping after sintering, which meets the requirement of construction.
5. Max service temp: Up to 1730C (3160F)
Feature
Light weight and low thermal conductivity
Low heat storage
Low iron and impurities
High thermal shock resistance
Application
CMAX insulating firebricks can be used as a hot face lining directly exposed to the heat or as a backup insulation layer in iron and steel mills, non-ferrous foundries, petrochemical, ceramic, glass.
ITEM | GJM30 | GJM28 | GJM26 | GJM23 |
Classification Temperature, ℉/℃ | 3000/1650 | 2800/1540 | 2600/1430 | 2300/1260 |
Bulk Density,g/cm³ | ≤1.0 | ≤0.9 | ≤0.8 | ≥0.5 |
Reheating Linear Change, % | ≤0.9 (1550℃,12 h) | ≤0.8 (1510℃,12 h) | ≤0.7 (1410℃,12 h) | ≤0.5 (1230℃,12 h) |
Al2O3 Content, % | ≥75 | ≥65 | ≥55 | ≥45 |
Fe2O3 Content, % | ≤0.5 | ≤0.6 | ≤0.7 | ≤1.0 |
Thermal Conductivity: | ||||
800℃, w/m.k | ≤0.39 | ≤0.37 | ≤0.35 | ≤0.18 |
1000℃, w/m.k | ≤0.43 | ≤0.41 | ≤0.39 | ≤0.20 |
1200℃, w/m.k | ≤0.48 | ≤0.46 | ≤0.43 | --- |
- Q: Can insulating fire bricks be used in chimneys or flue systems?
- Yes, insulating fire bricks can be used in chimneys or flue systems. Insulating fire bricks are designed to withstand high temperatures and provide excellent thermal insulation. Their ability to resist heat makes them suitable for lining chimneys and flue systems, helping to reduce heat loss and improve overall efficiency.
- Q: Can insulating fire bricks be used as insulation in walls and roofs?
- Yes, insulating fire bricks can be used as insulation in walls and roofs. They have excellent thermal insulation properties, high heat resistance, and are specifically designed for use in high-temperature environments.
- Q: Can insulating fire bricks be used in the construction of thermal insulation floors?
- Insulating fire bricks are indeed suitable for the construction of thermal insulation floors. These bricks are specifically designed to possess low thermal conductivity, enabling them to effectively impede heat transfer. Consequently, they are an excellent selection for thermal insulation purposes, including floors. The utilization of insulating fire bricks in the construction of thermal insulation floors can greatly decrease heat loss from the floor, resulting in enhanced energy efficiency and cost savings. Furthermore, these bricks are lightweight and easy to install, making them a practical option for construction projects. All in all, insulating fire bricks offer a suitable and effective means of incorporating thermal insulation into floors.
- Q: Can insulating fire bricks be used in the construction of refractory-lined vessels?
- Yes, insulating fire bricks can be used in the construction of refractory-lined vessels. Insulating fire bricks have excellent thermal insulation properties and can withstand high temperatures, making them suitable for lining vessels that require heat insulation and refractory properties.
- Q: Can insulating fire bricks be used in brick kilns?
- Yes, insulating fire bricks can be used in brick kilns. They are specifically designed to withstand high temperatures and provide excellent insulation, making them suitable for use in brick kilns where heat retention is crucial.
- Q: Can insulating fire bricks be used in the construction of industrial furnaces?
- Yes, insulating fire bricks can be used in the construction of industrial furnaces. These bricks are designed to withstand high temperatures and have excellent thermal insulation properties, making them ideal for lining the walls, roofs, and floors of industrial furnaces. They help to reduce heat loss, improve energy efficiency, and ensure the furnace operates at optimal temperatures.
- Q: Can insulating fire bricks be used in the construction of smelting furnaces?
- Smelting furnaces can indeed utilize insulating fire bricks in their construction. These bricks have been specifically crafted to endure extreme temperatures and offer exceptional insulation, rendering them an impeccable choice for smelting furnaces. Their low thermal conductivity aids in minimizing heat dissipation and upholding a steady temperature within the furnace. Moreover, these bricks are lightweight, which facilitates their handling and installation. All in all, incorporating insulating fire bricks in the construction of smelting furnaces can enhance energy efficiency, diminish operational expenses, and elevate the overall furnace performance.
- Q: Can insulating fire bricks be used in steam boilers?
- Yes, insulating fire bricks can be used in steam boilers. They are designed to withstand high temperatures and provide thermal insulation, making them suitable for steam boiler applications.
- Q: What is the typical moisture content of an insulating fire brick?
- The moisture content of an insulating fire brick can vary depending on factors such as its specific composition, the manufacturing process used, and the conditions in which it is stored. However, insulating fire bricks are typically designed to have minimal moisture content in order to enhance their insulation capabilities and resistance to thermal shock. Generally, insulating fire bricks have a moisture content ranging from 0.5% to 2%. This low moisture content is crucial in preventing the bricks from cracking or spalling when exposed to high temperatures. Additionally, it reduces the risk of damage caused by moisture, such as freeze-thaw cycles or the release of steam upon heating. To ensure the optimal performance and longevity of insulating fire bricks, it is advisable to store them in a dry environment and protect them from moisture during transportation and installation.
- Q: Can insulating fire bricks be used in ceramic fiber modules?
- No, insulating fire bricks cannot be used in ceramic fiber modules. Insulating fire bricks are made from dense refractory materials, typically containing high levels of alumina and silica, which provide excellent thermal insulation and resistance to high temperatures. On the other hand, ceramic fiber modules are made from lightweight, flexible ceramic fibers that offer superior thermal insulation properties and are used to line furnaces, kilns, and other high-temperature applications. The composition and construction of insulating fire bricks and ceramic fiber modules are significantly different. Insulating fire bricks are solid and rigid, while ceramic fiber modules are flexible and can be easily shaped and installed. Therefore, attempting to use insulating fire bricks in ceramic fiber modules would not only be impractical but also ineffective in terms of achieving the desired insulation properties and overall performance. It is important to use the appropriate materials for their intended applications to ensure safety, efficiency, and longevity.
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GJM Series Insulating Fire Bricks
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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