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
You Might Also Like
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 for insulation in heat recovery systems?
- Indeed, insulating fire bricks have the capability to serve as insulation within heat recovery systems. These bricks are specially crafted to endure elevated temperatures and deliver efficient thermal insulation. By possessing low thermal conductivity, they possess the ability to reduce heat dissipation and enhance heat recovery within a system. Consequently, they are frequently implemented in diverse industrial settings, including kilns, furnaces, and ovens, where temperature regulation and energy efficiency are paramount. Therefore, these bricks present a viable option for insulating heat recovery systems, facilitating the optimization of waste heat recovery and utilization.
- Q: Can insulating fire bricks be used in sewage treatment plants?
- Indeed, insulating fire bricks can find their application in sewage treatment plants. These bricks are specifically engineered to possess exceptional thermal insulation properties, rendering them suitable for high-temperature scenarios. Within sewage treatment plants, various processes necessitate the utilization of heat, such as anaerobic digestion or sludge incineration. Consequently, insulating fire bricks can be employed to encase the walls, floors, and roofs of incinerators or digesters, thereby facilitating the retention of generated heat and enhancing energy efficiency. Moreover, sewage treatment plants often confront corrosive and abrasive surroundings as a result of the presence of chemicals, acids, and solids within the wastewater. Notably, insulating fire bricks are forged from top-notch refractory materials, boasting resistance against chemical assault and erosion. This characteristic endows them with suitability for lining tanks, pipes, or other equipment that may come into contact with corrosive substances. Furthermore, owing to their lightweight nature, insulating fire bricks prove to be more manageable and straightforward to install in comparison to alternative types of refractory materials. This aspect can be particularly advantageous in sewage treatment plants where the need for frequent maintenance or repairs may arise. All in all, insulating fire bricks stand as a versatile and long-lasting choice for implementation within sewage treatment plants. They offer exceptional thermal insulation, resilience against corrosive environments, and ease of installation.
- 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: Can insulating fire bricks be used in refractory coatings?
- Yes, insulating fire bricks can be used in refractory coatings. They provide excellent thermal insulation properties and can help in maintaining high temperatures while minimizing heat loss.
- Q: Can insulating fire bricks be used for insulation in smelters?
- Yes, insulating fire bricks can be used for insulation in smelters. Insulating fire bricks are specifically designed to withstand high temperatures and provide excellent thermal insulation. They are made from lightweight refractory materials that have low thermal conductivity, allowing them to effectively retain heat and minimize heat loss. This makes them ideal for use in smelters, where maintaining high temperatures is crucial for efficient metal smelting processes. Additionally, insulating fire bricks are resistant to chemical attack and mechanical stress, ensuring their durability and suitability for use in harsh smelting environments.
- Q: Can insulating fire bricks be used in industrial furnaces?
- Yes, insulating fire bricks can be used in industrial furnaces. Insulating fire bricks are specifically designed to withstand high temperatures and provide excellent insulation properties. They are made from lightweight refractory materials, such as alumina, silica, or mullite, which have low thermal conductivity. This allows them to efficiently trap heat within the furnace, reducing heat loss and improving energy efficiency. In industrial furnaces, where high temperatures are required for various processes like metal melting, glass manufacturing, or ceramic production, insulating fire bricks can be used to line the inner walls and floor of the furnace. Their insulation properties help to maintain a consistent temperature inside the furnace, ensuring optimal conditions for the industrial process. Insulating fire bricks also have the advantage of being lightweight, which makes them easier to handle and install compared to traditional dense fire bricks. This can save time and labor costs during the construction or repair of industrial furnaces. However, it is worth noting that the specific type and composition of insulating fire bricks should be carefully selected based on the operating temperature and requirements of the industrial furnace. Different types of insulating fire bricks have different temperature limits and resistance to thermal shock. Therefore, consulting with a professional or a refractory expert is recommended to ensure the right selection and installation of insulating fire bricks in industrial furnaces.
- 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: Are insulating fire bricks chemically resistant?
- Insulating fire bricks are generally chemically resistant to a wide range of substances. These bricks are typically made from high-quality refractory materials such as alumina, silica, or a combination of both. These materials have excellent resistance to chemical attack, making insulating fire bricks highly resistant to the corrosive effects of various chemicals. However, it is important to note that the chemical resistance of insulating fire bricks can vary depending on the specific composition and manufacturing process. While they are generally resistant to most chemicals, there may be certain aggressive chemicals or extreme conditions that could potentially degrade or erode the bricks over time. To ensure the optimal chemical resistance of insulating fire bricks, it is recommended to consult the manufacturer's specifications or seek expert advice for specific applications. This will help ensure that the bricks are suitable for the intended chemical environment and will perform reliably over the desired lifespan.
- Q: Can insulating fire bricks be used in heat exchangers?
- Insulating fire bricks are indeed applicable for heat exchangers. Their design aims to provide exceptional thermal insulation, making them perfect for high-temperature scenarios like heat exchangers. These bricks are crafted from lightweight substances and possess minimal thermal conductivity, enabling them to effectively minimize heat loss or gain within the heat exchanger. Furthermore, insulating fire bricks exhibit remarkable resistance to thermal shock and can endure extreme temperatures, solidifying their reliability for heat exchanger applications. Ultimately, incorporating insulating fire bricks in heat exchangers can enhance energy efficiency and overall performance.
- Q: Can insulating fire bricks be used in the construction of kilns?
- Yes, insulating fire bricks can be used in the construction of kilns. Their high insulating properties help to retain heat and improve energy efficiency in the kiln, making them a popular choice for lining the walls and floor of kilns.
Send your message to us
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
Similar products
Hot products
Hot Searches
Related keywords
