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
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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: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:Advantages and disadvantages of wall insulation system?
- The advantages of internal insulation: insulation walls, paint inside the wall, and direct people or other biological contact, in order to ensure human or biological health in insulation coating insulation at the same time, we must first ensure that the paint is non-toxic, no volatile substances.
- Q:Can insulating fire bricks be used in thermal insulation panels?
- Insulating fire bricks possess the capability to be utilized in thermal insulation panels. These bricks are manufactured using lightweight materials, including clay, alumina, and silica, which exhibit exceptional thermal insulation properties. They are engineered to withstand extreme temperatures and deliver insulation across a range of applications, such as furnaces, kilns, and industrial equipment. When integrated into thermal insulation panels, insulating fire bricks aid in diminishing heat transfer and enhancing energy efficiency. They effectively trap and reflect heat, preventing its escape or entry into the insulated area. This renders them suitable for insulating walls, roofs, and other structures that necessitate thermal insulation. Furthermore, the installation of insulating fire bricks is hassle-free, as they can be cut or shaped to accommodate various spaces and configurations. This flexibility allows for personalized customization and ensures a secure and efficient insulation barrier. It should be noted that while insulating fire bricks provide exceptional thermal insulation, their effectiveness in sound insulation may be limited. Therefore, additional soundproofing measures may be required if soundproofing is also a requirement. In conclusion, insulating fire bricks represent a dependable choice for thermal insulation panels, offering superior insulation performance, durability, and versatility.
- Q:Can insulating fire bricks be used in contact with molten metal?
- Yes, insulating fire bricks can be used in contact with molten metal. Insulating fire bricks are designed to withstand high temperatures and are often used in applications involving molten metal, such as in furnaces and kilns. They have excellent thermal insulation properties and are resistant to thermal shock, making them suitable for use in these environments.
- Q:Can insulating fire bricks be used for kiln furniture?
- Yes, insulating fire bricks can be used for kiln furniture. Insulating fire bricks are lightweight, have high insulating properties, and can withstand high temperatures, making them suitable for use as shelves, posts, or supports in kilns. They help to conserve energy, improve heat distribution, and protect the kiln structure.
- Q:Can insulating fire bricks be used in chimney liners?
- Yes, insulating fire bricks can be used in chimney liners. Insulating fire bricks are designed to withstand high temperatures and provide excellent insulation properties. They are commonly used in applications such as kilns, furnaces, and fireplaces where heat retention is important. When used as chimney liners, insulating fire bricks help to protect the chimney walls from the extreme heat generated by the fire, while also minimizing heat loss. This can improve the efficiency of the chimney and reduce the risk of damage to the surrounding structure. However, it is important to consult with a professional chimney technician or engineer to ensure that the specific type of insulating fire brick being used is suitable for the intended application and meets all relevant safety standards and building codes.
- Q:Are insulating fire bricks resistant to mold or mildew?
- No, insulating fire bricks are not resistant to mold or mildew.
- Q:Do insulating fire bricks have any insulating properties when wet?
- Insulating fire bricks do not have the same level of insulating properties when wet compared to when dry. The presence of moisture reduces their ability to retain heat and insulate effectively.
- Q:Are insulating fire bricks suitable for use in lime kilns?
- Yes, insulating fire bricks are suitable for use in lime kilns. Lime kilns operate at high temperatures, typically between 900 to 1200 degrees Celsius. Insulating fire bricks are designed to withstand these extreme temperatures and provide excellent thermal insulation. They have low thermal conductivity, which helps to conserve heat and maintain high temperatures within the kiln. Additionally, insulating fire bricks are lightweight and have good resistance to thermal shock, making them ideal for the cyclic heating and cooling processes in lime kilns.
- Q:What sizes are insulating fire bricks available in?
- Various sizes of insulating fire bricks are offered to meet different needs and requirements. Sizes typically vary from standard measurements such as 9" x 4.5" x 2.5" to smaller dimensions like 9" x 4.5" x 1". These standard sizes find common usage in fireplaces, kilns, and furnaces. Moreover, industrial applications that necessitate thicker insulation may offer larger sizes. However, it is crucial to acknowledge that the availability of sizes can differ depending on the manufacturer or supplier. Therefore, it is advisable to consult with them to obtain specific size options.
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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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