Insulating Fire Brick - Refractory Mullite Insulating Refractory Brick JM 23
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- Loading Port:
- Shanghai
- Payment Terms:
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- 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 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:There are several construction techniques for exterior wall insulation
- Exterior wall internal insulation technologyThe interior heat preservation of the wall is to place the heat insulation material on the inside of the outer wall.Advantage：1) waterproof, weather resistance and other technical indicators of finishes and insulation material requirements are not very high, gypsum board, gypsum plaster mortar can meet the use requirement, convenient;2) the internal insulation material is separated by the floor slab and is only constructed within a high storey without scaffolding;3) in the hot summer and cold winter and hot summer and warm winter zone, the inner heat preservation can meet the requirement;4) for the energy transformation of existing buildings, especially at a time when the housing sold to individuals, the whole building (source: China insulation network) or the entire district unified reform is difficult, only by the possibility of a large number of internal insulation. Therefore, in recent years, the exterior wall insulation has also been widely used.Shortcoming:1) because of beam, slab, structural column will cause thermal bridges, more heat loss;2) due to the material, structure, construction and other reasons, the cracking of the facing layer;3) it is not convenient for users to decorate two times and hang ornaments;4) occupy indoor use space;5) the energy saving of the existing buildings is very disturbing to the daily life of the residents.6) wall under outdoor climate, the temperature difference between day and night and the large temperature difference between summer and winter, easy to cause the wall cracking.
- Q:Can insulating fire bricks be used in the construction of flue liners?
- Flue liners can indeed incorporate insulating fire bricks. These bricks are specifically designed to endure high temperatures and offer exceptional insulation qualities. They are produced using lightweight materials like vermiculite or perlite, which possess minimal thermal conductivity. As a result, they are well-suited for lining flues as they effectively retain heat and enhance the flue system's efficiency. Moreover, insulating fire bricks exhibit resistance to thermal shock and can withstand sudden changes in temperature, a crucial factor in flue applications where temperatures may vary significantly. In conclusion, the use of insulating fire bricks in flue liner construction greatly enhances the flue system's performance and safety.
- Q:What temperature can insulating fire bricks withstand?
- Insulating fire bricks possess the capability to endure high temperatures, typically ranging from 2,200 to 3,000 degrees Fahrenheit (1,200 to 1,650 degrees Celsius). These bricks are engineered with the specific purpose of delivering exceptional thermal insulation and maintaining their structural integrity even when subjected to extreme heat. The capacity to withstand such elevated temperatures renders insulating fire bricks highly suitable for diverse applications, encompassing furnaces, kilns, fireplaces, and other environments characterized by high temperatures.
- Q:What is the compressive strength of insulating fire bricks?
- The compressive strength of insulating fire bricks typically ranges from 1 MPa (megapascal) to 15 MPa, depending on the specific composition and manufacturing process of the bricks.
- Q:Are insulating fire bricks resistant to thermal bridging?
- Insulating fire bricks possess resistance against thermal bridging. Thermal bridging arises when a material allows heat to flow directly, thereby bypassing the insulation. Insulating fire bricks counteract this issue by minimizing thermal conductivity, which renders them ineffective at conducting heat. This characteristic aids in maintaining a uniform temperature on either side of the brick, thereby preventing thermal bridging and enhancing the overall insulation performance.
- Q:Are insulating fire bricks resistant to thermal shock cracking?
- Yes, insulating fire bricks are resistant to thermal shock cracking. These bricks are specifically designed to withstand high temperatures and rapid changes in temperature without cracking. They have a low thermal conductivity, which means they can effectively trap and retain heat without being damaged by thermal shock. Insulating fire bricks are often used in applications where thermal shock is a concern, such as in furnaces, kilns, and other high-temperature environments. Their resistance to thermal shock cracking makes them a reliable choice for these types of applications.
- Q:Can insulating fire bricks be used in the construction of steam boilers?
- Yes, insulating fire bricks can be used in the construction of steam boilers. Insulating fire bricks are made from lightweight refractory materials that have excellent thermal insulation properties. They are designed to withstand high temperatures and provide insulation in industries where heat retention is crucial, such as steam boiler construction. Insulating fire bricks have low thermal conductivity, which means they can effectively minimize heat loss and improve energy efficiency in steam boilers. By using these bricks in the construction of steam boilers, the overall heat transfer efficiency can be increased, resulting in reduced fuel consumption and lower operating costs. Furthermore, insulating fire bricks have good resistance to thermal shock, meaning they can withstand rapid changes in temperature without cracking or breaking. This is important in steam boiler applications, where the temperature can fluctuate significantly during operation. In summary, insulating fire bricks are a suitable choice for steam boiler construction due to their excellent thermal insulation properties, low thermal conductivity, and resistance to thermal shock. They can help improve energy efficiency, reduce fuel consumption, and ensure the longevity of the boiler.
- Q:Are insulating fire bricks suitable for insulation in boilers?
- Yes, insulating fire bricks are suitable for insulation in boilers. Insulating fire bricks are specially designed to withstand high temperatures and provide excellent thermal insulation, making them ideal for use in boilers. They help to reduce heat loss, improve energy efficiency, and enhance the overall performance of the boiler.
- Q:Are insulating fire bricks suitable for use in furnaces?
- Indeed, furnaces can indeed benefit from the utilization of insulating fire bricks. These exceptional bricks are meticulously crafted to endure extreme temperatures and deliver remarkable insulation capabilities. By employing lightweight materials with minimal thermal conductivity, they effectively retain heat and minimize energy dissipation within the furnace. Withstanding temperatures up to 3000°F (1650°C), these bricks are extensively employed in a range of furnaces, such as kilns, incinerators, and industrial furnaces. Their insulation properties significantly enhance energy efficiency and curtail fuel consumption, rendering them a preferred selection for furnace applications.
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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
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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