Refractory Bricks Light Weight Thermal Ceramic Mullite Insulation
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 0.02
- Supply Capability:
- 2050 m.t/month
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Acid Resistant Brick
CMAX firebricks are classified under temperature between 1300℃ to 1700℃, manufactured from high purity alumina clay.
Insulation bricks are classified under temperature between 1300ºC and 1700ºC, manufactured from high purity alumina clay by mixing, press-forming, drying, sintering and machining. Bricks contain carefully-graded organic fillers which are burned out during sintering to give a uniform controllable pore structure. This technique makes product feature low thermal conductivity and excellent heat insulation.
Refractory Insulation brick can be used as a hot face lining directly exposed to the heat or as a backup insulation layer in iron and steel mills, non-ferrous foundries, petrochemical, ceramic, glass, cement and oil fired electric power generating plants.
Features
Light weight and low thermal conductivity allows thinner furnace walls
Maintain stable structural strength throughout ambient to maximum service temperature
Low heat storage results in rapid cooling and heating operation
Low iron and impurities to enhance reducing atmosphere
High thermal shock resistance in preventing spalling
Non standard sizes and shapes are available upon request
Application
Ceramic shuttle kilns
Metal heat treatment furnaces Steel billet reheating furnaces Oil refinery heaters
Laboratory furnaces
Our insulating bricks mainly include fireclay insulating brick, high alumina insulating brick, mullite insulating brick etc.
Data Sheet
Classification Temperature (℉/℃) | 3000/1650 |
Bulk Density (g/cm3 ) | ≤1.0 |
Thermal Conductivity | |
800℃, W/m.K | ≤0.39 |
1000℃, W/m.K | ≤0.43 |
1200℃, W/m.K | ≤0.48 |
Reheating Linear Change (%) | 1550℃×12h |
≤0.9 | |
Chemical Composition (%) | |
Al2O3 | ≥75 |
Fe2O3 | ≤0.5 |
Packaging & Shipping
Packaging Details:Be packed in fumigated wooden pallets
Delivery Detail: 30 days after order
Our Services
Optimum solution and product supply of refractories for high temperature industries, such as iron steel, non-ferrous, petrochemical and building materials.
Engineering design, contract and consult for refractories, and civil architecture design.
Research, development, manufacture and sale of superhard materials.
R&D, manufacture and sale of special packing materials for export.
Inspection, supervision and arbitration of refractories.
Consultation and services in refractories information.
Training and cultivation of high-level talents in refractories profession
Sales Network
Company Information
CNBM (China National Building Material) Group is the largest comprehensive building materials group in China that in integrate scientific research, manufacturing and logistics into one entity. The largest building materials and equipment specialists in China. Upon State Council approval, today CNBM owned more than 300 subordinate manufacturing factories and servicing companies. There are 6 fully owned public listed companies and 11 partially owned with substantial shares public listed companies. In many of these fields, CNBM is playing the leading role in the building industry in the country.
FAQ
1. Which products do you have?
We have all kinds of refractory brick, castable, mortar, cement, ceramic fiber products, etc.
Or you could browse our products to choose what you need.
2. Can you give me a brief introduction of the application of your products?
We are mainly specializing in the refractory materials in iron and steel, cement, glass, ceramics, petrochemical, electric power Industry, etc.
3. If I need your offer, what information do you need?
In order to choose suitable products, it will be appreciated to provide us the information, such us specification, technical data, order quantity, products application etc. If any question, please contact us freely.
- Q: How do insulating fire bricks prevent heat transfer?
- Combining both their composition and structure, insulating fire bricks prevent the transfer of heat. These bricks are crafted from specialized refractory materials, such as silica, alumina, or clay, which possess high thermal resistance. Essentially, these materials have low thermal conductivity, meaning they are not easily able to conduct heat. Moreover, insulating fire bricks are often manufactured with tiny air pockets or cells within their structure. These air pockets serve as barriers for heat transfer since air is a poor conductor of heat. Consequently, when heat is applied to one side of the brick, the refractory materials' low thermal conductivity, coupled with the presence of air pockets, collaboratively minimize the amount of heat conducted through the brick. Consequently, this effectively prevents heat from transferring from one side of the brick to the other, providing insulation and reducing energy loss.
- Q: Are insulating fire bricks suitable for use in thermal shock applications?
- Yes, insulating fire bricks are suitable for use in thermal shock applications. Insulating fire bricks are designed to withstand rapid temperature changes without cracking or breaking. They have low thermal conductivity and high thermal resistance, which makes them an ideal choice for applications where thermal shock is a concern. These bricks are made from lightweight refractory materials, often containing a high percentage of alumina or silica, which gives them excellent thermal stability and resistance to thermal shock. They can be used in various high-temperature applications such as kilns, furnaces, and fireplaces, where they are exposed to extreme temperature fluctuations. Overall, insulating fire bricks are well-suited for thermal shock applications due to their ability to withstand rapid temperature changes and maintain their structural integrity.
- Q: Can insulating fire bricks be recycled?
- Certainly, it is possible to recycle insulating fire bricks. These bricks are commonly composed of clay, alumina, and silica, among other materials, that can be disassembled and repurposed. The recycling process entails crushing the bricks into smaller fragments, subsequently utilizing them as aggregate in diverse construction projects. By adopting this method, waste is diminished, and resources are conserved, rendering it an eco-friendly alternative to disposing of these bricks. Furthermore, certain companies provide dedicated recycling programs for insulating fire bricks, enabling both individuals and businesses to conveniently recycle them instead of resorting to landfills.
- Q: What's the price of lightweight refractory bricks?
- Insulation bricks according to size, material, performance of different prices are not the same, the same products in different regions also vary slightly
- Q: Are insulating fire bricks resistant to thermal spalling?
- Insulating fire bricks exhibit resistance to thermal spalling, which is the process of a material cracking or fracturing as a result of abrupt fluctuations in temperature or thermal shock. These bricks are specifically engineered to endure elevated temperatures and thermal cycling without spalling. Their low thermal conductivity allows for efficient insulation against heat transfer, thereby reducing the strain caused by thermal expansion and contraction. Moreover, the composition and structure of insulating fire bricks are meticulously designed to offer outstanding protection against thermal spalling, rendering them a dependable option for applications involving intense heat conditions.
- Q: Do insulating fire bricks have a high fire resistance rating?
- Yes, insulating fire bricks have a high fire resistance rating. Insulating fire bricks are specially designed to withstand high temperatures and provide excellent insulation against heat transfer. They are made from high-purity refractory materials, such as alumina and silica, which have a high melting point and can withstand extreme heat. These bricks are capable of withstanding temperatures of up to 3000°F (1650°C) and have a thermal conductivity that is much lower than regular bricks or other materials. This makes them ideal for use in applications where high fire resistance is required, such as in industrial furnaces, kilns, fireplaces, and chimneys. Additionally, their insulating properties help to reduce heat loss, making them energy-efficient and cost-effective.
- Q: Can insulating fire bricks be used in biomass boilers?
- Yes, insulating fire bricks can be used in biomass boilers. Insulating fire bricks are designed to have low thermal conductivity, which helps to retain heat within the boiler and increase its overall efficiency. In biomass boilers, these bricks can be used to line the combustion chamber, helping to keep the heat inside and prevent it from escaping. Additionally, insulating fire bricks can withstand high temperatures, making them suitable for use in biomass boilers where combustion temperatures can reach several hundred degrees Celsius. Overall, the use of insulating fire bricks in biomass boilers can enhance their thermal efficiency and contribute to a more efficient and sustainable energy production process.
- Q: Can insulating fire bricks be used as a backup insulation material?
- Yes, insulating fire bricks can be used as a backup insulation material. Insulating fire bricks are designed to have a high thermal resistance and low thermal conductivity, making them suitable for providing insulation in high-temperature applications. They can be used as backup insulation behind other refractory materials to enhance insulation properties and improve the overall thermal efficiency of a system.
- Q: Can insulating fire bricks be used in glass furnaces?
- Yes, insulating fire bricks can be used in glass furnaces. Insulating fire bricks are designed to have low thermal conductivity, which makes them ideal for use in high-temperature environments like glass furnaces. These bricks help to reduce heat loss from the furnace, resulting in improved energy efficiency and reduced operating costs. They also provide better insulation and help to maintain consistent temperatures inside the furnace, which is crucial for glass production. Additionally, insulating fire bricks have good resistance to thermal shock and can withstand the extreme temperatures and rapid temperature changes that occur in glass furnaces. Overall, the use of insulating fire bricks in glass furnaces can contribute to better furnace performance, increased productivity, and energy savings.
- Q: What is the thermal insulation performance of aerated bricks?
- Aerated brick light weight, heat preservation, heat insulation, sound insulation, easy processing, using a variety of hybrid material production, rich production of raw materials, especially the use of fly ash, and comprehensive utilization of industrial waste, environmental pollution, saving farmland, have a good social and economic benefits, is an alternative to the traditional solid clay brick ideal wall materials. Gongyi Machinery Factory is specialized in producing aerated brick equipment manufacturers.
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Refractory Bricks Light Weight Thermal Ceramic Mullite Insulation
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 0.02
- Supply Capability:
- 2050 m.t/month
OKorder Service Pledge
OKorder Financial Service
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