Customized Shape Insulating Fire Brick System 1

Customized Shape Insulating Fire Brick System 2

Customized Shape Insulating Fire Brick

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 17 m.t.

Supply Capability:: 30000 m.t./month

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Insulating Fire Brick IFB Straights for Ceramics Industries

High-Temperature Light Weight Fire Clay Insulation Bricks

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	---

Insulating Fire Brick with Customized Shapes

Q: Can insulating fire bricks be used in refractory lining applications?: Insulating fire bricks can indeed find utility in various refractory lining applications. Crafted from lightweight materials like clay or silica, these bricks possess exceptional insulating properties. Their main purpose is to offer superior thermal insulation, thereby minimizing heat loss and promoting energy efficiency, particularly in high-temperature settings. Commonly adopted in refractory lining applications, insulating fire bricks serve to line the walls, floors, and roofs of furnaces, boilers, kilns, and similar industrial equipment. Their effectiveness lies in their ability to impede heat transfer to the surrounding environment while maintaining the desired internal temperature. In addition, insulating fire bricks exhibit remarkable resistance to thermal shock. This means they can tolerate rapid temperature fluctuations without cracking or failing. Consequently, they prove suitable for applications involving frequent heating and cooling cycles. Moreover, these bricks boast low thermal conductivity. This quality allows them to effectively restrict heat transfer between distinct areas of the refractory lining. Consequently, they play a crucial role in preventing hotspots and temperature imbalances, thereby ensuring the uniform distribution of heat throughout the equipment. Taken as a whole, insulating fire bricks represent a versatile and efficient choice for refractory lining applications. They excel in providing exceptional thermal insulation, resilience against thermal shock, and uniform heat distribution.

Q: Can insulating fire bricks be used in the construction of metal smelting molds?: Yes, insulating fire bricks can be used in the construction of metal smelting molds. Insulating fire bricks are designed to withstand high temperatures and provide excellent thermal insulation, making them suitable for use in metal smelting molds where heat retention is crucial.

Q: Do insulating fire bricks require maintenance?: Yes, insulating fire bricks do require maintenance. While they are known for their durability and ability to withstand high temperatures, regular maintenance is necessary to ensure their optimal performance and longevity. One key aspect of maintenance is periodic cleaning. Over time, insulating fire bricks can accumulate dust, soot, and other debris, which can affect their insulating properties. Therefore, it is recommended to clean the bricks regularly to remove any build-up. This can be done using a soft brush or a mild cleaning solution. Another important aspect of maintenance is checking for any cracks or damages. Inspecting the bricks for any signs of wear and tear is crucial to identify and address any issues before they worsen. Cracks or damages can compromise the bricks' insulation and stability, so they should be repaired or replaced as needed. Furthermore, it is important to monitor the condition of the mortar or refractory cement used to hold the insulating fire bricks together. Over time, the mortar can deteriorate due to exposure to heat and other elements. Regularly inspecting and repairing any damaged mortar helps to maintain the structural integrity of the fire bricks. In addition to these maintenance tasks, it is essential to follow the manufacturer's instructions and recommendations for the specific type of insulating fire bricks used. This may include guidelines for installation, temperature limits, and any other specific care instructions. Overall, while insulating fire bricks are durable, regular maintenance is necessary to ensure their optimal performance and prolong their lifespan. Proper cleaning, inspecting for damage, and following manufacturer's guidelines are key components of maintaining insulating fire bricks.

Q: Do insulating fire bricks require a protective coating for outdoor use?: Insulating fire bricks have been specifically engineered to endure high temperatures and offer thermal insulation. While they are commonly applied indoors, such as in kilns, furnaces, and fireplaces, they can also be utilized outside. However, the necessity of a protective coating for outdoor use relies on the specific circumstances and environment in which they will be employed. Generally, insulating fire bricks are composed of materials like clay or alumina silicate, which possess inherent resistance to weathering and environmental factors. They can tolerate exposure to rain, snow, and even extreme temperatures without significant deterioration. These bricks are often classified as refractory materials due to their heat resistance, rendering them highly durable in outdoor settings. Nonetheless, there may be instances where it is advisable to apply a protective coating to the insulating fire bricks for additional protection. For example, if the bricks will be continually exposed to harsh weather conditions, prolonged UV radiation, or corrosive substances, a protective coating can enhance their longevity. The selection of coating will depend on the specific requirements and anticipated conditions. Various options are available, such as high-temperature paint, ceramic coatings, or silicone-based sealants. These coatings can furnish an additional layer of safeguarding against moisture, chemicals, and temperature fluctuations, ensuring the bricks retain their insulation properties and structural integrity over time. In conclusion, insulating fire bricks are generally suitable for outdoor use without necessitating a protective coating, as they are specifically designed to withstand high temperatures and adverse weather conditions. However, if the bricks will be exposed to particularly harsh or corrosive environments, applying an appropriate protective coating can offer additional durability and ensure their longevity. It is always recommended to seek guidance from experts or manufacturers for specific advice based on the intended use and outdoor conditions.

Q: Can insulating fire bricks be used for insulation in hot blast stoves?: Yes, insulating fire bricks can be used for insulation in hot blast stoves. Insulating fire bricks are designed to withstand high temperatures and have excellent thermal insulation properties. They are made from lightweight materials with low thermal conductivity, which allows them to effectively retain heat and prevent heat transfer to the surrounding environment. In hot blast stoves, where temperatures can reach extremely high levels, insulating fire bricks can help maintain high temperatures inside the stove while minimizing heat loss. This not only improves the energy efficiency of the stove but also helps to protect the structure from excessive heat. Therefore, using insulating fire bricks for insulation in hot blast stoves is a common and effective practice.

Q: What are the bubble bricks?: The steam free aerated block has the advantages of wide raw material sources, high waste rate and low cost. With fly ash, slag, sand, sand, soil containing low amount of powder and tailings as the main raw materials (with one can), local materials, low cost, high profit.

Q: Are insulating fire bricks suitable for insulation in boilers?: Yes, insulating fire bricks are suitable for insulation in boilers. Insulating fire bricks are made from lightweight materials such as clay and alumina, which have excellent insulating properties. They have a low thermal conductivity, meaning they are effective at preventing heat transfer and can help to significantly reduce heat loss in boilers. Additionally, insulating fire bricks are resistant to high temperatures, making them suitable for use in boilers where high heat is generated. They are also durable and can withstand the harsh conditions inside a boiler, including exposure to intense heat and corrosive gases. Overall, insulating fire bricks are a popular choice for boiler insulation due to their thermal efficiency and ability to withstand high temperatures.

Q: Can insulating fire bricks be used in the construction of heat recovery systems?: Yes, insulating fire bricks can be used in the construction of heat recovery systems. Insulating fire bricks are designed to withstand high temperatures and provide excellent thermal insulation, making them an ideal choice for heat recovery systems. These bricks are made from lightweight materials, such as ceramic fibers or refractory materials, which have low thermal conductivity. This property allows them to effectively trap and retain heat, preventing it from escaping the system and maximizing energy efficiency. Additionally, insulating fire bricks are resistant to thermal shock, meaning they can withstand rapid temperature changes without cracking or breaking. This makes them suitable for the varying heat conditions often found in heat recovery systems. Overall, using insulating fire bricks in the construction of heat recovery systems can help improve their performance and efficiency by minimizing heat loss and optimizing energy recovery.

Q: Are insulating fire bricks resistant to acids and alkalis?: The resistance of insulating fire bricks to acids and alkalis may vary depending on their composition and manufacturing process. Typically, these bricks are made from materials like alumina, silica, or a combination of both, which offer excellent resistance to high temperatures and thermal conductivity. Moreover, these materials are chemically inert, meaning they do not react with acids or alkalis. Nevertheless, it is important to acknowledge that certain acids and alkalis can still cause slight degradation or corrosion over time, particularly if they are highly concentrated or used at elevated temperatures. Therefore, it is advisable to refer to the manufacturer's specifications or conduct specific tests to determine the bricks' resistance level to particular acids or alkalis. In conclusion, insulating fire bricks are suitable for applications involving exposure to acids and alkalis. However, it is always recommended to consider the specific requirements and consult experts or manufacturers to ensure that the bricks will perform adequately in the intended environment.

Q: Do insulating fire bricks require any special installation techniques?: Yes, insulating fire bricks require special installation techniques. These bricks are typically lightweight and have low thermal conductivity, making them highly effective in insulating applications. To ensure proper installation, it is important to follow the manufacturer's guidelines and use appropriate tools, such as refractory mortar or adhesive, to securely bond the bricks together. Additionally, proper curing and drying procedures should be followed to avoid any potential cracking or damage during the installation process.

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