Insulating Fire Brick - Refractory Mullite Insulating Refractory Brick JM 41
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- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 20 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 of Insulating brick
Metallurgical Industry: blast furnace, hot blast furnace, heating furnace, etc..
Petrochemical Industry: ethylene cracking furnace, hydrogen furnace, the main furnace, heating furnace, etc..
Ceramic industry: roller kiln, kiln, etc..
Glass industry: glass furnace regenerator, etc.
Carbon industry: carbon furnace, etc..
Aluminum electrolysis industry: aluminum reduction cell, etc.
Other industries: tunnel kiln, shuttle kiln, etc.
Advantages of heat insulation brick
Low thermal conductivity: many air holes will bring good thermal insulation effect, energy saving.
High crushing strength: high crushing strength, volume stability.
Low heat storage: small heat storage, absorb more heat, energy-saving effect is obvious.
Technical Data
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 | --- |
Insulating brick
Common problem solution
1. What products do you have?
We have all kinds of refractory bricks, refractory casting materials, mortar, cement, ceramic fiber products, etc..
Or you can browse our products to choose what you need.
2. How to control product quality?
With strict quality control system throughout the material selection and production process, we have the quality of refractory materials and ceramic fiber products to meet customer requirements.
From the selection of raw materials, the quality of our control to start. The quality of the raw materials required for each batch of products in the use of the front line test. In the production process, through the quality control of workers, and then to each piece of classification, and through quality supervision and inspection.
3. Could you give me a brief introduction to the application of your product?
My Company is mainly engaged in steel, cement, glass, ceramics, petrochemical, electric power and other industries.
4. If I need you, what kind of information do you need?
In order to select the right products, we will provide us with information, such as the United States, technical data, order quantity, product applications, etc..
If you have any questions, please contact us.
- Q: Can insulating fire bricks be used in the construction of smelter crucibles?
- Yes, insulating fire bricks can be used in the construction of smelter crucibles. Insulating fire bricks are made from materials that can withstand high temperatures, making them suitable for use in smelting operations. These bricks have low thermal conductivity, which helps to retain heat and prevent excessive heat loss from the smelter crucible. This makes them ideal for creating a well-insulated and efficient crucible that can withstand the intense heat and thermal shock associated with smelting processes. Additionally, insulating fire bricks are lightweight and easy to shape, allowing for convenient construction and customization of the crucible design. Overall, using insulating fire bricks in the construction of smelter crucibles can help to improve the thermal efficiency and durability of the crucible, leading to more efficient and effective smelting operations.
- Q: Can insulating fire bricks be used in oil refineries?
- Yes, insulating fire bricks can be used in oil refineries. These bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for various industrial applications, including oil refineries. They help to reduce heat loss, improve energy efficiency, and protect the surrounding equipment and structures from extreme heat.
- Q: Are insulating fire bricks resistant to flame impingement?
- Yes, insulating fire bricks are resistant to flame impingement.
- Q: Can insulating fire bricks be used in both residential and industrial applications?
- Insulating fire bricks are versatile and suitable for both residential and industrial use. They provide thermal insulation, preventing heat loss and maintaining desired temperatures in various settings. In residential applications, these bricks enhance energy efficiency and reduce heat loss in fireplaces, wood-burning stoves, and kilns. In industrial environments, they are commonly used in furnaces, kilns, and high-temperature areas to insulate and prevent heat transfer. Additionally, they are utilized in constructing ovens, chimneys, and boilers in both residential and industrial settings. In summary, insulating fire bricks can be applied in numerous applications, making them suitable for both residential and industrial purposes.
- Q: Are insulating fire bricks lightweight or heavy?
- Insulating fire bricks are lightweight.
- Q: Can insulating fire bricks be used in residential applications, such as fireplaces or ovens?
- Yes, insulating fire bricks can be used in residential applications such as fireplaces or ovens. Insulating fire bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for use in these applications. They help retain heat, improve energy efficiency, and enhance safety by preventing heat transfer to surrounding structures.
- Q: Do insulating fire bricks have a high resistance to spalling?
- Insulating fire bricks possess a remarkable ability to resist spalling. Spalling occurs when the surface of a material breaks or flakes off, and fire bricks are particularly susceptible to this phenomenon due to exposure to intense heat and thermal shock. However, insulating fire bricks are specially engineered to endure these extreme temperatures and thermal cycling, resulting in a significant resistance to spalling. These bricks are crafted from top-notch refractory materials like alumina or silica, renowned for their exceptional thermal shock resistance. Furthermore, they are manufactured with low thermal conductivity, effectively reducing heat transfer and minimizing the chances of spalling. In summary, insulating fire bricks are the perfect choice for applications demanding high spalling resistance, such as furnaces, kilns, and other environments with elevated temperatures.
- Q: What is the density of insulating fire bricks?
- Insulating fire bricks usually have a density ranging from 0.6 to 1.5 grams per cubic centimeter (g/cm³), but this can vary depending on their specific composition and manufacturing process. These bricks are purposely made with lower density than regular fire bricks, enabling them to possess superior insulating qualities. The reduced density aids in minimizing heat transfer and enhancing energy efficiency in diverse applications like furnaces, kilns, and ovens.
- Q: Can insulating fire bricks be used as a lining for incinerators?
- Yes, insulating fire bricks can be used as a lining for incinerators. Insulating fire bricks have excellent thermal insulation properties, which help to reduce heat loss, increase energy efficiency, and maintain high temperatures within the incinerator. Additionally, they can withstand high temperatures and provide good resistance to thermal shock and chemical erosion, making them suitable for lining the walls, floors, and roofs of incinerator chambers.
- Q: What kind of mortar is used to bond insulating fire bricks together?
- Refractory mortar, consisting of a blend of high-temperature resistant components like silica, alumina, and fire clay, is extensively employed to unite insulating fire bricks. Custom-made to endure extreme temperatures and offer exceptional adhesion, refractory mortar is the prevailing choice for firebrick applications. Notably, this mortar type exhibits remarkable resistance to thermal shock, rendering it perfect for bonding insulating fire bricks utilized in furnaces, kilns, and other settings with elevated temperatures.
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Insulating Fire Brick - Refractory Mullite Insulating Refractory Brick JM 41
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 20 m.t./month
OKorder Service Pledge
OKorder Financial Service
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