$Insulating Fire Brick - Refractory Insulating Fire Brick Code GJM23 System 1$
$Insulating Fire Brick - Refractory Insulating Fire Brick Code GJM23 System 2$
$Insulating Fire Brick - Refractory Insulating Fire Brick Code GJM23 System 3$
$Insulating Fire Brick - Refractory Insulating Fire Brick Code GJM23 System 4$

$Insulating Fire Brick - Refractory Insulating Fire Brick Code GJM23$

$Insulating Fire Brick - Refractory Insulating Fire Brick Code GJM23 System 1$

$Insulating Fire Brick - Refractory Insulating Fire Brick Code GJM23 System 2$

$Insulating Fire Brick - Refractory Insulating Fire Brick Code GJM23 System 3$

$Insulating Fire Brick - Refractory Insulating Fire Brick Code GJM23 System 4$

Insulating Fire Brick - Refractory Insulating Fire Brick Code GJM23

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 10 m.t.

Supply Capability:: 30000 m.t./month

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Insulating Fire Brick GJM26 Light Weight and Low Thermal Conductivity

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.

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	---

$Refractory Insulating Fire Brick Code GJM23$

Q: Can insulating fire bricks be used in solar power plants?: Insulating fire bricks have the ability to be utilized in solar power plants. These bricks are specifically designed to possess exceptional thermal insulation properties, thus making them suitable for various applications that demand resistance to heat and energy efficiency. Solar power plants frequently experience high temperatures and the necessity to retain heat, particularly in concentrated solar power (CSP) systems. By using insulating fire bricks to line the walls and floors of CSP receivers and thermal storage systems, the loss of heat can be minimized and the conversion of solar energy into electricity can be maximized. Furthermore, insulating fire bricks can also find utility in other components of solar power plants, such as the insulation of solar panels or the construction of solar tower structures.

Q: Can insulating fire bricks be used in the insulation of walls and roofs?: No, insulating fire bricks are typically not used in the insulation of walls and roofs. They are primarily designed for high-temperature applications such as lining kilns, furnaces, and fireplaces. Other types of insulation materials such as fiberglass, foam, or cellulose are more commonly used for wall and roof insulation due to their better thermal properties and lower cost.

Q: Are insulating fire bricks porous?: Yes, insulating fire bricks are porous. Porosity is a characteristic of insulating fire bricks that allows them to have low thermal conductivity. These bricks are made from ceramic materials and contain a high percentage of tiny air pockets or voids, which trap and slow down the transfer of heat. This porosity also makes the bricks lightweight and resistant to thermal shock. The ability of the insulating fire bricks to retain heat and provide effective insulation is directly linked to their porous structure.

Q: Can insulating fire bricks be used in the construction of furnaces?: Insulating fire bricks are indeed suitable for the construction of furnaces. These bricks possess exceptional insulation qualities, enabling them to endure high temperatures without significant heat loss. Their composition primarily consists of lightweight materials like clay, silica, and alumina. Consequently, they exhibit low thermal conductivity, allowing the furnace to retain heat efficiently while preventing excessive heating of its outer surface. As a result, these bricks are ideal for lining the walls, roof, and floor of furnaces, contributing to enhanced energy efficiency and reduced fuel consumption. Moreover, their resistance to thermal shock ensures their durability and longevity in the demanding conditions of a furnace. In conclusion, considering their exceptional insulation properties and capacity to withstand high temperatures, insulating fire bricks remain a preferred option for furnace construction.

Q: Do insulating fire bricks have a high insulation efficiency?: Indeed, the insulation effectiveness of insulating fire bricks is quite high. These bricks are specifically engineered to possess exceptional thermal insulation properties. They are crafted from lightweight materials with low thermal conductivity, such as various types of refractory clay or alumina. This composition enables them to effectively minimize heat transfer via conduction, thereby making them exceedingly efficient at retaining heat within structures or appliances. Additionally, insulating fire bricks exhibit considerable porosity, which amplifies their insulation capabilities even further. The presence of numerous small air pockets within the bricks diminishes heat transfer through convection, as the air acts as an insulating barrier. This distinct structure aids in maintaining a constant and stable temperature, regardless of whether it is within a furnace, kiln, or any other high-temperature setting. Furthermore, insulating fire bricks possess remarkable resistance to thermal shock, allowing them to endure rapid temperature changes without fracturing or deteriorating. This attribute is particularly vital in applications where temperature fluctuations are commonplace, as it guarantees the longevity and effectiveness of the insulation. In summary, insulating fire bricks are renowned for their exceptional insulation efficiency. They offer superb thermal insulation, prevent heat loss, and contribute to energy conservation. Whether utilized in industrial environments or residential constructions, these bricks deliver reliable insulation performance and enhance the overall energy efficiency of the system in which they are employed.

Q: Can insulating fire bricks be used for insulation in steam pipes?: Yes, insulating fire bricks can be used for insulation in steam pipes. They are designed to withstand high temperatures and provide excellent thermal insulation, making them suitable for this application.

Q: Can insulating fire bricks be cut to size?: Indeed, it is possible to alter the dimensions of insulating fire bricks. Usually composed of lightweight refractory substances like expanded clay or vermiculite, insulating fire bricks are quite manageable to cut. Saws or knives are sufficient tools for this task. It is crucial to bear in mind that precautions should be taken while cutting insulating fire bricks to ensure safety. Wearing protective goggles and a dust mask is recommended due to the potential dust and small particles generated during the cutting process. Furthermore, it is advisable to either refer to the manufacturer's instructions or seek professional guidance to guarantee the correct technique and tools are employed for cutting insulating fire bricks.

Q: Are insulating fire bricks suitable for use in residential fireplaces?: Insulating fire bricks can be suitable for use in residential fireplaces, depending on the specific requirements and preferences of the homeowner. Insulating fire bricks are designed to have a low thermal conductivity, which means they can effectively retain heat and prevent it from escaping the fireplace. This can result in a more efficient and effective heating of the room, as less heat is lost through the bricks. Additionally, insulating fire bricks are lightweight and easy to handle, making them a convenient option for homeowners who may want to install or replace bricks themselves. They are also durable and resistant to high temperatures, ensuring that they can withstand the intense heat produced by the fire. However, it is important to note that insulating fire bricks may not be the best choice for everyone. Traditional fire bricks are denser and have a higher thermal mass, which means they can absorb and radiate heat for a longer period of time. This can create a more consistent and long-lasting heat output, which some homeowners may prefer. Ultimately, the decision to use insulating fire bricks in a residential fireplace should be based on the specific needs and preferences of the homeowner. Consulting with a professional fireplace installer or seeking advice from a reputable supplier can help ensure that the chosen bricks are suitable for the intended use.

Q: Can insulating fire bricks be used in the construction of glass melting tanks?: Indeed, the utilization of insulating fire bricks is possible for the construction of glass melting tanks. These bricks are precisely engineered to endure elevated temperatures and offer exceptional insulation characteristics. Thus, they prove to be perfect for application in glass melting tanks, where intense temperatures are necessary for the glass to melt. The insulation properties of these bricks aid in minimizing heat dissipation and preserving the desired temperature within the tank, thereby enhancing the efficiency and cost-effectiveness of the glass melting procedures. Moreover, the durability and thermal shock resistance of insulating fire bricks make them a dependable option for constructing glass melting tanks.

Q: Can insulating fire bricks be used for fireplace lining?: Yes, insulating fire bricks can be used for fireplace lining. These bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for lining the inside of a fireplace. They help to retain heat and improve the efficiency of the fireplace while protecting the surrounding structure from excessive heat.

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