• Insulating Fire Brick 65% Al2O3 Min High Alumina System 1
  • Insulating Fire Brick 65% Al2O3 Min High Alumina System 2
  • Insulating Fire Brick 65% Al2O3 Min High Alumina System 3
Insulating Fire Brick 65% Al2O3 Min High Alumina

Insulating Fire Brick 65% Al2O3 Min High Alumina

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$2.00 - 20.00 / pc get latest price
Loading Port:
China main port
Payment Terms:
TT or LC
Min Order Qty:
100 pc
Supply Capability:
2000000 pc/month

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65% Al2O3 Min High Alumina Insulating Fire Brick     


 

High alumina insulating fire brick is a kind of insulation material adopting organic matter as ignition loss substance in order to increase the porosity of refractory, which has such advantages as high porosity, small volume density, good insulation effect, high mechanical intensity, small thermal conductivity and long service life. For various industrial kilns & furnaces, it is a kind of essential refractory for energy saving and temperature preservation.

This series of High Alumina Insulating Fire Brick are made of selected high alumina bauxite, kaolin caly, hollow microsphere as the mian material.By shaping at high pressure and sintering at high temperature. 

 

Product Applications:

High alumina insulating fire brick are ideal for use in the below applications 

Building materials for blast furnace

Building materials for hot-blast stove

Building materials for coke oven

Building materials for steel making furnace

For construction material in steel industry

For ladle

 

Product Advantages:

CNBM has success in its High alumina insulating fire brick due to their cost-effectiveness and excellent insulating properties. The refractoriness of magnesia chrome bricks are more than 2000°C, and the refractory under load is a above 1550°C.Good steady volume in high temperature, the performance of meeting sudden cold and sudden hot is better than magnesia bricks. 

 

Main Product Features:

Excellent thermal stability

High refractoriness under load

Chemical stability and anti-corrision

Small high temperature creep rate

Excellent thermal shock resistance

 

Product Specifications:

 65% Al2O3 Min High Alumina Insulating Fire Brick

 

FAQ:

Q1: Are you a manufacture or trader?

A1: Factory+trade (mainly for manufacturing, also do some business of related products).

Q2: What's the MOQ of trial order?

A2: No limit,We can offer the best suggestions and solutions according to your requirements.

Q3: After an order is confirmed,when to deliver?

A3: According to your order quantity, normally, 15-25 days after deposit received.

Q4: Is your company accept customization?

A4: We have our own factories and excellent technical team, and we accept OEM service.

Product Picture 

 65% Al2O3 Min High Alumina Insulating Fire Brick

Produce Processing 

 65% Al2O3 Min High Alumina Insulating Fire Brick

 

 65% Al2O3 Min High Alumina Insulating Fire Brick

 


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:Are insulating fire bricks easy to handle and install?
Yes, insulating fire bricks are generally easy to handle and install. They are lightweight and can be easily transported and positioned in place. Additionally, they are designed with interlocking shapes or grooves that make it convenient to stack and secure them together during installation. Overall, insulating fire bricks are user-friendly and straightforward to work with.
Q:Are insulating fire bricks suitable for use in residential fireplaces?
Insulating fire bricks can be suitable for use in residential fireplaces, depending on the specific requirements and preferences of the homeowner. Insulating fire bricks are designed to have a low thermal conductivity, which means they can effectively retain heat and prevent it from escaping the fireplace. This can result in a more efficient and effective heating of the room, as less heat is lost through the bricks. Additionally, insulating fire bricks are lightweight and easy to handle, making them a convenient option for homeowners who may want to install or replace bricks themselves. They are also durable and resistant to high temperatures, ensuring that they can withstand the intense heat produced by the fire. However, it is important to note that insulating fire bricks may not be the best choice for everyone. Traditional fire bricks are denser and have a higher thermal mass, which means they can absorb and radiate heat for a longer period of time. This can create a more consistent and long-lasting heat output, which some homeowners may prefer. Ultimately, the decision to use insulating fire bricks in a residential fireplace should be based on the specific needs and preferences of the homeowner. Consulting with a professional fireplace installer or seeking advice from a reputable supplier can help ensure that the chosen bricks are suitable for the intended use.
Q:Can insulating fire bricks be cut or shaped using common tools?
Indeed, common tools can be utilized to cut or mold insulating fire bricks. These bricks are typically composed of lightweight refractory substances like clay and minerals, making them more amenable to cutting and shaping than conventional fire bricks. To achieve the desired dimensions and design, one can employ basic tools such as a handsaw, angle grinder, or even a chisel and hammer. However, it is crucial to prioritize safety when handling insulating fire bricks by donning protective gear like gloves, goggles, and a dust mask. This precautionary measure is necessary to avert any potential health risks.
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 residential construction?
Insulating fire bricks, also known as refractory bricks, are primarily designed for use in high-temperature applications such as industrial furnaces and kilns. They are specifically engineered to withstand extreme heat, have low thermal conductivity, and provide excellent insulation properties. While insulating fire bricks can be used in residential construction, they are not typically the go-to choice for such applications due to several reasons. Firstly, insulating fire bricks are significantly more expensive compared to other types of construction materials available in the market. This cost factor often makes them less desirable for residential projects, where budget considerations are crucial. Secondly, the primary purpose of insulating fire bricks is to provide thermal insulation in high-temperature environments. In residential construction, the need for such extreme insulation is relatively rare. Standard construction materials like concrete blocks, bricks, or insulation boards can usually provide adequate insulation for residential buildings. Lastly, insulating fire bricks are not as structurally strong as other construction materials, which may make them less suitable for load-bearing applications in residential construction. These bricks are typically used as a secondary layer or lining in industrial furnaces, rather than as a primary building material. In conclusion, while insulating fire bricks can technically be used in residential construction, they are not commonly employed due to their high cost, limited applicability, and structural limitations. Residential construction typically relies on more cost-effective and versatile materials to meet insulation and structural requirements.
Q:What are the new types of building brick materials?
In addition to the original clay brick, other masonry materials seem to be called new materials. Sintered silt bricks, steam blocks, lightweight blocks, hollow clay bricks, etc..
Q:Are insulating fire bricks resistant to water penetration?
Yes, insulating fire bricks are resistant to water penetration. These bricks are designed to have a low porosity and are made from materials that are not prone to absorbing or retaining water. They are typically composed of lightweight refractory materials such as alumina, silica, and other minerals that have high heat resistance and low water absorption properties. This makes insulating fire bricks ideal for applications where water penetration could be detrimental, such as in high-temperature environments or when used as insulation in chimneys or kilns. However, it is important to note that while these bricks are resistant to water penetration, they are not completely impervious to it. Prolonged exposure to water may eventually lead to some level of water absorption, which can affect their insulating properties. Therefore, it is advisable to take precautions and ensure proper installation and maintenance to maximize their resistance to water penetration.
Q:Do insulating fire bricks require any special fireproof coatings?
Special fireproof coatings are not necessary for insulating fire bricks. These bricks are specifically engineered to endure extreme temperatures and offer exceptional insulation without the need for extra coatings. They are crafted from refractory materials with elevated heat resistance and minimal thermal conductivity. Insulating fire bricks find wide usage in kilns, furnaces, fireplaces, and similar high-temperature settings that demand insulation. Their inherent properties enable them to withstand intense heat without requiring any further coatings or treatments.
Q:Can insulating fire bricks be cut or shaped to fit specific applications?
Insulating fire bricks possess the ability to be cut or shaped in order to accommodate specific uses. These bricks, composed of lightweight refractory materials like ceramic fibers or lightweight aggregates, maintain their structural integrity even when cut or shaped. To achieve desired dimensions or shapes for applications such as kiln lining, furnace construction, or fireplace installation, one can employ a saw, knife, or other cutting tools. Furthermore, molds or manual molding during the manufacturing process enable the shaping of insulating fire bricks. Due to their adaptability in cutting and shaping, these bricks offer great versatility and suitability for a diverse range of industrial and residential purposes.

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