Insulating Fire Brick - Refractory Mullite Insulating Refractory Brick JM 23
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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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Okorder series heat insulation brick
Okorder series thermal insulation brick is an effective, energy saving, low carbon, environmental protection advanced, according to the ASTM standard manufacturing products. Okorder series products have all kinds of materials in the field of metallurgy, industrial furnaces, aluminum, the best Li Ning petrochemical and insulation, electric power and glass ceramics. They can be used as part of an insulation or not to melt. Products have been widely used in the following furnace, achieved satisfactory results.
Application of heat preservation 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.
Chundu: High-speed Rail, low content of alkali metal impurities.
Accuracy: the size of the brick machining precision, cutting and grinding the special shape, speed up the brick.
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
- Q: Do insulating fire bricks require any special fireproof gaskets or seals?
- No, insulating fire bricks do not require any special fireproof gaskets or seals. Insulating fire bricks are designed to have a high resistance to heat and can withstand high temperatures without the need for additional gaskets or seals. These bricks are typically used in applications such as kilns, furnaces, and fireplaces, where they provide insulation and help retain heat. Their composition and structure allow them to create a barrier against heat transfer, eliminating the need for any additional seals or gaskets. However, it is important to ensure proper installation and alignment of the bricks to ensure a tight fit and maximize their insulating properties.
- Q: Are insulating fire bricks suitable for use in the construction of lime kilns?
- Yes, insulating fire bricks are suitable for use in the construction of lime kilns. Insulating fire bricks have high thermal insulation properties, which helps in retaining heat within the kiln. This insulation is essential for maintaining high temperatures necessary for lime production. Additionally, insulating fire bricks are lightweight and durable, making them an ideal choice for lime kiln construction.
- Q: Are insulating fire bricks suitable for use in chimneys and fireplaces?
- Chimneys and fireplaces can benefit from the use of insulating fire bricks. These bricks are specifically designed to endure high temperatures and offer superb thermal insulation. They are crafted from lightweight materials, such as ceramic fibers or lightweight aggregates, aiding in heat retention and preventing heat loss. Consequently, they are well-suited for lining chimneys and fireplaces, as they are capable of effectively trapping and emitting heat, resulting in increased energy efficiency. Moreover, insulating fire bricks possess low thermal conductivity, enabling them to resist cracking and spalling that may occur due to sudden changes in temperature. This ensures their longevity and durability. Overall, insulating fire bricks are a dependable and efficient choice for bolstering the performance and safety of chimneys and fireplaces.
- Q: Can insulating fire bricks be used in the construction of flue gas ducts?
- Yes, insulating fire bricks can be used in the construction of flue gas ducts. These bricks are designed to withstand high temperatures and have excellent insulation properties, making them suitable for lining flue gas ducts where heat retention and energy efficiency are important.
- Q: Do insulating fire bricks require special installation techniques?
- Yes, insulating fire bricks do require special installation techniques. These bricks are designed to withstand high temperatures and provide insulation, so proper installation is crucial to ensure their effectiveness. Special attention needs to be given to factors such as mortar selection, brick alignment, and proper curing to achieve optimal thermal performance.
- Q: How do insulating fire bricks help improve the efficiency of heating systems?
- The utilization of insulating fire bricks plays a critical role in enhancing the efficiency of heating systems through the provision of exceptional thermal insulation. These bricks are specifically engineered to possess a low thermal conductivity, thereby minimizing the transfer of heat from the heating system to its surroundings. By incorporating insulating fire bricks, the heat generated by the heating system is effectively contained within the system itself, resulting in a more efficient heating process. This is particularly significant in scenarios prioritizing energy conservation, as it aids in reducing heat loss and minimizing energy wastage. Furthermore, insulating fire bricks exhibit remarkable heat retention capabilities, enabling them to store and emit heat for prolonged durations. This attribute allows the heating system to maintain a consistent and stable temperature, ultimately leading to improved comfort and reduced energy consumption. Moreover, insulating fire bricks also exhibit exceptional resistance to thermal shock, meaning they can endure sudden temperature fluctuations without cracking or breaking. This durability ensures the longevity of the heating system and reduces the necessity for frequent repairs or replacements, thereby further enhancing its overall efficiency. In conclusion, insulating fire bricks contribute significantly to the enhancement of heating system efficiency by diminishing heat loss, improving heat retention, and providing durability against thermal shock. By harnessing the benefits of these bricks, heating systems can operate more effectively, consume less energy, and offer superior comfort.
- Q: Is it possible to recycle used insulating fire bricks?
- Yes, it is possible to recycle used insulating fire bricks. These bricks can be crushed, ground, or shredded, and then the resulting material can be used as a raw material in the production of new bricks or as an aggregate in construction materials. Recycling used insulating fire bricks helps to reduce waste and conserve resources.
- Q: The difference between ordinary and diatomite brick refractory brick
- To say the difference, the material is the biggest difference. There are diatomite brick density, compressive strength of small brick kiln belongs to the outer thermal insulation, and heavy refractory brick kilns for multi village in direct contact with the flame, high temperature resistance, good compressive strength, but no insulation. Hope to help you.
- Q: Are insulating fire bricks resistant to hydrofluoric acid?
- Hydrofluoric acid is a highly corrosive substance capable of attacking and dissolving various materials, including fire bricks, which lack resistance to it. Therefore, it is crucial to exercise utmost caution and employ suitable protective gear while dealing with this hazardous substance.
- Q: What are the dimensions and sizes available for insulating fire bricks?
- Insulating fire bricks come in a range of dimensions and sizes to accommodate different applications and needs. The typical dimensions for these bricks are 9" x 4.5" x 2.5" and 9" x 4.5" x 3", which are appropriate for standard industrial and residential uses. However, there are also other sizes available to cater to specific requirements. For example, thinner insulating fire bricks measuring 9" x 4.5" x 1.25" or thicker ones measuring 9" x 4.5" x 4.5" can be utilized in specialized applications. These variations offer flexibility and customization options to meet specific insulation demands. It should be noted that insulating fire bricks can be cut or shaped to fit specific dimensions as necessary. This adaptability in customization allows for precise fitting and installation in various projects. Ultimately, the dimensions and sizes of insulating fire bricks will depend on the unique needs and requirements of the project. Seeking guidance from a supplier or manufacturer can aid in determining the most appropriate dimensions and sizes for your insulation needs.
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Insulating Fire Brick - Refractory Mullite Insulating Refractory Brick JM 23
- 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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