Insulating Fire Brick - Refractory Mullite Insulating Refractory Brick JM 37
- Ref Price:
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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: Can insulating fire bricks be used in the construction of pottery ovens?
- Yes, insulating fire bricks can be used in the construction of pottery ovens. These bricks are designed to withstand high temperatures and provide excellent insulation, making them an ideal choice for pottery ovens where heat retention is crucial for efficient and consistent firing of pottery.
- 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: Do insulating fire bricks require any special storage conditions?
- There are no specific special storage conditions necessary for insulating fire bricks. These bricks can endure high temperatures and are usually composed of materials like clay or silica that are heat-resistant. Nevertheless, it is advisable to store them in a dry and covered location to prevent moisture absorption or harm. Furthermore, it is crucial to handle these bricks cautiously to avoid breakage or cracks that could impact their insulation properties. Ultimately, as long as the bricks are stored in a dry and safeguarded setting, no particular special storage conditions are needed for insulating fire bricks.
- Q: What is the recommended thickness of insulating fire bricks for optimal insulation?
- The thickness of insulating fire bricks recommended for optimal insulation can vary depending on the specific application and desired level of thermal protection. In general, it is commonly recommended to use insulating fire bricks with a thickness ranging from 2.5 to 4 inches (6.35 to 10.16 cm) for efficient insulation. Insulating fire bricks are designed to have low thermal conductivity, which effectively minimizes heat transfer. The insulation properties increase with thicker bricks, as they provide a greater barrier against thermal energy loss or gain. This is especially important in applications where maintaining a stable temperature is crucial, such as in industrial furnaces, kilns, or high-temperature appliances. To ensure optimal insulation performance, it is important to consider the specific requirements of the insulation project and consult with experts or manufacturers. Factors such as the maximum temperature, duration of exposure, and desired energy efficiency should be taken into account when determining the most suitable thickness for the insulating fire bricks.
- Q: Can insulating fire bricks be used in oil refineries?
- Yes, insulating fire bricks can be used in oil refineries. These bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for various industrial applications, including oil refineries. They help to reduce heat loss, improve energy efficiency, and protect the surrounding equipment and structures from extreme heat.
- Q: Can insulating fire bricks be used in the construction of ceramic tile kilns?
- Yes, insulating fire bricks can be used in the construction of ceramic tile kilns. These bricks are designed to have low thermal conductivity, which helps to retain heat within the kiln. This insulation property is crucial for maintaining high temperatures and consistent firing conditions in ceramic tile kilns. Additionally, insulating fire bricks are lightweight and durable, making them suitable for kiln construction.
- Q: Can insulating fire bricks be used in rocket stove designs?
- Yes, insulating fire bricks can be used in rocket stove designs. Insulating fire bricks are specifically designed to withstand high temperatures and provide excellent insulation, making them ideal for rocket stoves which require efficient heat retention. Their lightweight and high insulating properties help to maximize heat transfer and improve the overall performance of the rocket stove.
- Q: Can insulating fire bricks be used for chimney lining?
- Yes, insulating fire bricks can be used for chimney lining. Insulating fire bricks are designed to withstand high temperatures and are excellent for insulating chimneys, providing thermal protection and enhancing energy efficiency.
- Q: Can insulating fire bricks be used in reheating furnaces?
- Yes, insulating fire bricks can be used in reheating furnaces. Insulating fire bricks are designed to have excellent thermal insulation properties, which makes them ideal for use in high-temperature applications such as reheating furnaces. These bricks have low thermal conductivity, meaning they can effectively retain and reflect heat, resulting in energy savings and improved heating efficiency. Additionally, insulating fire bricks are lightweight and have good resistance to thermal shock, making them durable and suitable for the rapid temperature changes experienced in reheating furnaces. Overall, insulating fire bricks are a suitable choice for insulating and lining the walls of reheating furnaces, providing efficient heat retention and helping to maintain uniform temperatures throughout the furnace.
- Q: Can insulating fire bricks be used in space heating applications?
- Yes, insulating fire bricks can be used in space heating applications. Insulating fire bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for use in heating systems where retaining heat is important. They can help increase the efficiency of space heating applications by reducing heat loss and ensuring more effective heat transfer.
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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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