High Quality Insulating Fire Bricks for Furnace
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- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 0.05
- Supply Capability:
- 2800 m.t/month
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Refractory Brick
CMAX firebricks are classified under temperature between 1300℃ to 1700℃, manufactured from high purity alumina clay.
Refractory bricks the main raw material for aluminum silicate fiber cotton, using vacuum
forming production process, operation and add silica sol, aluminum phosphate inorganic binder,
its role is to ensure that the products of the high temperature strength.
Features
1.High-temperature endurable .
2.Good thermal shock resistance .
3.High cold crushing strength.
4.Good resistance to abrasion and corrosion.
5.Good thermal spalling resistance.
6.High mechanical strength.
7.Good volume stability at high temperature.
Application
1.General use in heat containment unit form temperature 1500-2000°C.
2.Resistant to highest temperature for steelmaking operations such as ladle applications, sidewall,roofs, burner blocks, anchor brick for reheating furnaces and many other areas.
3.transition and cooling zones of rotary cement kilns, lime kilns , etc.
4.lower sidewall and bottom of aluminum refining,melting furnaces ,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: Do insulating fire bricks expand and contract with temperature changes?
- Yes, insulating fire bricks do expand and contract with temperature changes.
- Q: Can insulating fire bricks be used in the construction of flue gas ducts?
- Yes, insulating fire bricks can be used in the construction of flue gas ducts. These bricks are designed to withstand high temperatures and have excellent insulation properties, making them suitable for lining flue gas ducts where heat retention and energy efficiency are important.
- Q: How do insulating fire bricks help reduce heat loss through conduction?
- Insulating fire bricks are designed to minimize heat loss through conduction by utilizing their unique properties. These bricks are made from a special type of lightweight refractory material, such as ceramic fibers or a combination of high-alumina and silica, which have low thermal conductivity. The low thermal conductivity of insulating fire bricks helps to reduce heat transfer by conduction. When heat is applied to one side of the brick, the low thermal conductivity of the material prevents the rapid transfer of heat to the other side. This means that less heat is lost through the brick via conduction, resulting in improved insulation and energy efficiency. Furthermore, insulating fire bricks often have a high porosity, which creates air pockets within the material. These air pockets act as barriers to heat transfer, as air is a poor conductor of heat. By trapping air within the brick's structure, the insulating fire brick effectively slows down the movement of heat, further reducing heat loss through conduction. Additionally, insulating fire bricks have a high melting point, allowing them to withstand extreme temperatures without deforming or breaking down. This property ensures that the bricks can effectively insulate against heat transfer even in high-temperature environments, such as furnaces or kilns. In summary, insulating fire bricks help reduce heat loss through conduction by virtue of their low thermal conductivity, high porosity, and high melting point. These bricks effectively limit the transfer of heat from one side to the other, minimizing energy loss and improving insulation efficiency.
- Q: Can insulating fire bricks be used for insulation in furnaces?
- Yes, insulating fire bricks can be used for insulation in furnaces. These bricks are designed to withstand high temperatures and provide excellent thermal insulation, making them suitable for use in furnaces to reduce heat loss and increase energy efficiency.
- Q: Can insulating fire bricks be used in the construction of aluminum smelting furnaces?
- Insulating fire bricks can indeed be utilized in the construction of aluminum smelting furnaces. These bricks are crafted from lightweight materials like refractory clay and possess exceptional insulating qualities. Consequently, they are well-suited for implementation in environments with elevated temperatures, such as aluminum smelting furnaces. By conserving heat and enhancing energy efficiency, they prove to be advantageous in these settings. Typically, aluminum smelting furnaces function at remarkably high temperatures, frequently exceeding 1000 degrees Celsius. In such extreme circumstances, insulating fire bricks serve as effective thermal insulation, thereby minimizing heat loss and sustaining the desired temperature inside the furnace. This insulation also contributes to reducing the energy required to heat the furnace, leading to cost savings and heightened efficiency. Furthermore, insulating fire bricks exhibit exceptional resistance to thermal shock. This quality enables them to endure rapid temperature variations without experiencing cracking or breakage. This characteristic holds significance in the context of an aluminum smelting furnace, where heating and cooling cycles can occur frequently and swiftly. In addition, insulating fire bricks possess low thermal conductivity, which is another advantage when employed in aluminum smelting furnaces. This property facilitates the retention of heat within the furnace, preventing it from dissipating into the surrounding environment. By diminishing heat loss, insulating fire bricks aid in maintaining a consistent temperature throughout the smelting process, ensuring optimal conditions for aluminum melting and refining. In summary, due to their remarkable insulating properties, resistance to thermal shock, and low thermal conductivity, insulating fire bricks constitute a suitable choice for constructing aluminum smelting furnaces. Their utilization contributes to enhanced energy efficiency, reduced heat loss, and the maintenance of a stable temperature inside the furnace.
- Q: Can insulating fire bricks be used in high-temperature insulation blankets for aerospace applications?
- Insulating fire bricks are not typically used in high-temperature insulation blankets for aerospace applications due to their solid and rigid nature, which makes them unsuitable for flexible and conformable insulation. Instead, aerospace insulation blankets are typically made from flexible and lightweight materials like ceramic fiber or silica fiber. These materials offer excellent thermal insulation properties and can easily mold and shape to fit complex geometries. They provide effective heat insulation and protection for critical components. Additionally, insulation blankets in aerospace applications must meet stringent requirements such as low outgassing, high thermal stability, and resistance to vibration and mechanical stress. Insulating fire bricks may not satisfy these specific requirements and may not withstand the extreme conditions in aerospace environments. In conclusion, while insulating fire bricks excel in certain high-temperature insulation applications, they are not appropriate for aerospace insulation blankets. The aerospace industry demands insulation materials that are flexible, lightweight, and high-performing, capable of conforming to intricate shapes and enduring the unique challenges of this sector.
- Q: Can insulating fire bricks be cut to size?
- Indeed, it is possible to alter the dimensions of insulating fire bricks. Usually composed of lightweight refractory substances like expanded clay or vermiculite, insulating fire bricks are quite manageable to cut. Saws or knives are sufficient tools for this task. It is crucial to bear in mind that precautions should be taken while cutting insulating fire bricks to ensure safety. Wearing protective goggles and a dust mask is recommended due to the potential dust and small particles generated during the cutting process. Furthermore, it is advisable to either refer to the manufacturer's instructions or seek professional guidance to guarantee the correct technique and tools are employed for cutting insulating fire bricks.
- Q: Can insulating fire bricks be used in aluminum smelting furnaces?
- Yes, insulating fire bricks can be used in aluminum smelting furnaces. These bricks have high insulating properties and can withstand the high temperatures required for aluminum smelting. They help to maintain the heat within the furnace, improve energy efficiency, and reduce heat loss, making them suitable for use in such furnaces.
- Q: Are insulating fire bricks suitable for use in kilns and furnaces?
- Yes, insulating fire bricks are suitable for use in kilns and furnaces. Insulating fire bricks are designed to provide excellent thermal insulation, making them ideal for applications that require high temperatures, such as in kilns and furnaces. They have low thermal conductivity which helps to minimize heat loss and improve energy efficiency. Additionally, insulating fire bricks are lightweight and durable, allowing for easy installation and long-lasting performance in high-temperature environments. They are resistant to thermal shock and can withstand rapid temperature changes, making them a reliable choice for kilns and furnaces. Overall, insulating fire bricks are an excellent option for providing insulation and maintaining high temperatures in kilns and furnaces.
- Q: Do insulating fire bricks require any maintenance?
- Yes, insulating fire bricks typically require minimal maintenance. They are designed to be durable and withstand high temperatures, so they generally do not need any special care or regular maintenance. However, it is important to inspect them periodically for any signs of damage or wear and tear, and if any issues are identified, they should be repaired or replaced to ensure their effective insulation properties.
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High Quality Insulating Fire Bricks for Furnace
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 0.05
- Supply Capability:
- 2800 m.t/month
OKorder Service Pledge
OKorder Financial Service
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