Insulating Fire Brick - Refractory Mullite Insulating Refractory Brick JM 37
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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: Are insulating fire bricks resistant to nitric acid?
- Insulating fire bricks are not typically resistant to nitric acid. Nitric acid is a highly corrosive substance that can react with and dissolve many materials, including certain types of fire bricks. While insulating fire bricks are designed to withstand high temperatures and provide thermal insulation, they may not possess the necessary chemical resistance to withstand the corrosive effects of nitric acid. If nitric acid exposure is expected, it is advisable to use acid-resistant materials specifically designed for such applications.
- Q: Are insulating fire bricks resistant to vibration or seismic activity?
- Insulating fire bricks are generally not resistant to vibration or seismic activity. These bricks are designed to provide insulation and are therefore lightweight and porous. While they may be able to withstand minor vibrations or low levels of seismic activity, they are not specifically engineered to handle significant levels of shaking or tremors. In applications where vibration or seismic activity is a concern, it is advisable to use specially designed bricks or materials that are specifically manufactured to withstand these types of forces.
- Q: Can insulating fire bricks be used in residential fireplaces?
- Yes, insulating fire bricks can be used in residential fireplaces. Insulating fire bricks are designed to withstand high temperatures and provide excellent insulation, making them a suitable choice for fireplace construction. These bricks can help retain heat, increase energy efficiency, and prevent heat loss. They also offer superior protection against thermal shock, which is essential for withstanding the intense heat generated by a fireplace. Additionally, insulating fire bricks are lightweight, easy to handle, and can be easily shaped or cut to fit any fireplace design or size. Overall, using insulating fire bricks in residential fireplaces is a wise choice for homeowners looking to enhance the performance and safety of their fireplace.
- Q: Are insulating fire bricks resistant to nitrogen oxides?
- Yes, insulating fire bricks are resistant to nitrogen oxides.
- Q: Are insulating fire bricks resistant to pests or rodents?
- Insulating fire bricks are not specifically designed or treated to be resistant to pests or rodents. While the dense nature of these bricks may make it more difficult for pests or rodents to chew through them compared to other materials, they are not completely immune to infestations. If you are concerned about pests or rodents, it is advisable to take additional measures such as sealing any gaps or cracks in the brickwork, ensuring proper ventilation, and implementing pest control methods as needed.
- Q: Can insulating fire bricks be used in chimneys and fireplaces?
- Yes, insulating fire bricks can be used in chimneys and fireplaces. These bricks are designed to withstand high temperatures and provide excellent insulation, making them ideal for use in areas where heat is generated, such as chimneys and fireplaces. They help to prevent heat loss and improve the efficiency of the heating system.
- Q: Can insulating fire bricks be used in high-temperature kilns for pottery?
- Yes, insulating fire bricks can be used in high-temperature kilns for pottery. Insulating fire bricks are specifically designed to withstand high temperatures, typically up to 3000°F (1650°C). These bricks have low thermal conductivity, which means they can effectively retain heat and provide insulation in kilns. Using insulating fire bricks in high-temperature kilns can help maintain a consistent temperature throughout the firing process, ensuring that the pottery is properly heated and cooled. Additionally, these bricks are lightweight, which makes them easier to handle and install in kilns. Overall, insulating fire bricks are a suitable choice for high-temperature kilns used in pottery.
- Q: Can insulating fire bricks be used in foundries?
- Yes, insulating fire bricks can be used in foundries. They are commonly used as lining materials for various high-temperature applications, including foundries. Insulating fire bricks provide excellent thermal insulation, reducing heat loss and improving energy efficiency in the foundry process. Additionally, they have good resistance to thermal shock and can withstand the extreme temperatures and harsh conditions often found in foundry environments.
- Q: Can insulating fire bricks be used in pizza ovens or outdoor grills?
- Indeed, insulating fire bricks are perfectly suitable for utilization in pizza ovens or outdoor grills. These bricks are specifically designed to withstand elevated temperatures and offer exceptional insulation properties, rendering them highly desirable for applications that demand intense heat, such as pizza ovens or grills. By incorporating insulating fire bricks, one can guarantee even distribution and retention of heat within the cooking area, resulting in a more efficient cooking process and delectable food. Furthermore, these bricks possess remarkable durability and resistance to thermal shock, allowing them to endure repeated exposure to extreme temperatures without cracking or deteriorating. Consequently, opting to use insulating fire bricks in pizza ovens or outdoor grills represents a superb choice for achieving optimal heat retention and superior cooking performance.
- Q: Do insulating fire bricks require any special insulation blankets or jackets?
- Insulating fire bricks (IFBs) possess exceptional insulating properties, rendering them generally exempt from the need for specialized insulation blankets or jackets. However, in certain circumstances and environments, supplementary insulation may prove necessary. In cases where IFBs are subjected to high temperatures or extreme thermal conditions, the utilization of insulation blankets or jackets can prove advantageous, augmenting insulation capabilities and safeguarding against damage. These supplementary insulation materials serve to diminish heat loss, heighten energy efficiency, and prolong the lifespan of IFBs. Consequently, although not invariably essential, it is worthwhile contemplating the implementation of insulation blankets or jackets in specific scenarios to optimize the performance of insulating fire bricks.
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Insulating Fire Brick - Refractory Mullite Insulating Refractory Brick JM 37
- 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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