Insulating Fire Brick with Customized Shapes
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 17 m.t.
- Supply Capability:
- 30000 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:Are insulating fire bricks suitable for insulation in refinery heaters?
- Yes, insulating fire bricks are suitable for insulation in refinery heaters. These bricks are specifically designed to withstand high temperatures and provide excellent insulation properties, making them ideal for use in refinery heaters where insulation is crucial to minimize heat loss and improve energy efficiency.
- Q:Do insulating fire bricks require preheating before use?
- Insulating fire bricks typically need to be preheated prior to use for several reasons. Firstly, preheating helps eliminate any moisture or volatile organic compounds that may be present in the bricks. This is crucial as the presence of moisture or volatile compounds can lead to cracking or even explosions when the bricks are exposed to high temperatures. Additionally, preheating allows the bricks to be conditioned and prevents thermal shock, which can occur when the bricks are rapidly exposed to extreme temperatures. By gradually increasing the temperature, the bricks are able to expand and contract without sustaining any damage. Therefore, it is highly recommended to preheat insulating fire bricks before using them to ensure their durability and optimal performance.
- Q:Can insulating fire bricks be used in chemical processing plants?
- Yes, insulating fire bricks can be used in chemical processing plants. Insulating fire bricks are specifically designed to withstand high temperatures and provide excellent thermal insulation. This makes them suitable for various industrial applications, including chemical processing plants. These bricks can be used to line furnaces, kilns, reactors, and other equipment where high temperatures are involved. The thermal insulation properties of insulating fire bricks help to reduce heat loss, improve energy efficiency, and maintain a stable temperature within the processing equipment. Additionally, these bricks are resistant to chemical corrosion and can withstand the harsh conditions often found in chemical processing plants. Overall, insulating fire bricks are a reliable and effective choice for insulating and protecting equipment in chemical processing plants.
- Q:Are insulating fire bricks resistant to vibrations?
- Insulating fire bricks, although renowned for their exceptional thermal insulation properties, usually lack resistance against vibrations. Typically, these bricks are crafted from lightweight materials like ceramic fibers, vermiculite, or perlite, which do not possess notable capabilities to dampen or absorb vibrations. Hence, if a particular application necessitates vibration resistance, it would be prudent to explore alternative materials or designs that are better suited for such circumstances.
- Q:Can insulating fire bricks be used as a heat shield?
- Yes, insulating fire bricks can be used as a heat shield. They have excellent thermal insulation properties and can withstand high temperatures, making them an ideal choice for protecting against heat radiation and transferring minimal heat to the surrounding areas.
- Q:Can insulating fire bricks be used in chimneys or flue systems?
- Insulating fire bricks have the ability to be utilized in chimneys or flue systems. They have been specifically engineered to endure high temperatures and offer exceptional insulation. Their typical usage involves situations where heat retention or reflection is necessary, such as in chimneys or flue systems. These bricks possess the capability to withstand temperatures of up to 3000°F (1650°C), which makes them highly suitable for implementation in environments with extreme heat. In addition, their insulation properties aid in reducing heat loss, improving energy efficiency, and preventing harm to surrounding structures. However, it is vital to note that the installation of insulating fire bricks must adhere to the manufacturer's instructions and local building codes to ensure safe and proper utilization.
- Q:How does an insulating fire brick differ from a regular fire brick?
- An insulating fire brick differs from a regular fire brick primarily in terms of its thermal properties and usage. While both types of fire bricks are designed to withstand high temperatures and provide protection against fire, insulating fire bricks have a lower thermal conductivity. This means that insulating fire bricks have better insulation properties and are more effective in preventing heat transfer compared to regular fire bricks. Insulating fire bricks are usually made from lightweight materials such as expanded clay, vermiculite, or perlite, which have high insulating properties. On the other hand, regular fire bricks are typically made from dense and heavy materials like clay, which provide better structural strength and are more durable. The lower thermal conductivity of insulating fire bricks makes them ideal for applications where insulation is crucial, such as lining furnaces, kilns, and other high-temperature equipment. They help to minimize heat loss, reduce energy consumption, and improve overall efficiency. Regular fire bricks, on the other hand, are better suited for applications where strength and durability are the primary concerns, such as building fireplaces or chimneys. In summary, while both insulating fire bricks and regular fire bricks are used for fire protection, their distinct thermal properties and composition make them suitable for different applications. Insulating fire bricks excel in providing insulation and reducing heat transfer, while regular fire bricks prioritize structural strength and durability.
- Q:Are insulating fire bricks safe to use?
- Yes, insulating fire bricks are safe to use. They are specifically designed to withstand high temperatures and are made from non-toxic materials that do not emit harmful gases or substances when heated. They provide excellent insulation and are commonly used in various applications such as kilns, furnaces, and fireplaces.
- Q:How do insulating fire bricks help reduce emissions from heating equipment?
- Insulating fire bricks help reduce emissions from heating equipment by providing better insulation, which improves the efficiency of the heating process. This means that less fuel is required to generate the desired heat, resulting in reduced emissions of greenhouse gases and pollutants. Additionally, the insulation helps to maintain higher temperatures within the equipment, promoting more complete combustion and further minimizing emissions.
- Q:Can insulating fire bricks be used in smelting furnaces?
- Yes, insulating fire bricks can be used in smelting furnaces. Insulating fire bricks are designed to have low thermal conductivity, which helps to conserve heat and maintain high temperatures inside the furnace. This makes them an ideal choice for smelting furnaces where high temperatures are required. Additionally, insulating fire bricks also have a high resistance to thermal shock, which means they can withstand rapid temperature changes without cracking or breaking. This is particularly important in smelting furnaces where the temperature can fluctuate significantly. Overall, insulating fire bricks are an excellent option for smelting furnaces as they help to improve energy efficiency, reduce heat loss, and provide durability in high-temperature environments.
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Insulating Fire Brick with Customized Shapes
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 17 m.t.
- Supply Capability:
- 30000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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