• refractory brick used for steel/cement/glass System 1
  • refractory brick used for steel/cement/glass System 2
  • refractory brick used for steel/cement/glass System 3
refractory brick used for steel/cement/glass

refractory brick used for steel/cement/glass

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
30 m.t.
Supply Capability:
10000 m.t./month

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CNBM conforms strictly to the requirements of ISO 9000 quality control system during the production. MSDS is also available if you want. The thermal insulation fire clay brick meet with the requirements of ASTM & JIS standards. So pls stay cool with our quality.

Brief discription for Alumina Fire Brick

CNBM Alumina Fire Brick are classified according to alumina content ranging from 48% to 90%.

CNBM Alumina Fire Brick are commonly used in blast furnace, hot blast furnace, the roof of electric furnace, teeming ladle, rotary kiln, regenerator, etc.



Brief features for Alumina Fire Brick

Low thermal conductivity   

Excellent acid and base slagging resistance

High refractoriness

Excellent thermal shock resistance  

Excellent mechanical strength

Good spalling resistance and wear resistance.

Good corrosion resistance.

High-temperature creep rate is quite low.

Good volume stability at high temperature.

Low bulk density, low thermal conductivity, good thermal insulation performance.



Technical data for high aluminia bricks

ITEM

UAL48

UAL55

UAL65

UAL75

UAL80

UAL85

ALP80

Refractoriness,  

1750

1770

1790

1790

1810

1810

1810

Apparent Porosity,%

22

22

23

23

20

20

18

C.C.S, Mpa 

39

44

49

53

55

60

100

Refractories Under     Load (0.2Mpa),℃ 

1420

1470

1500

1520

1500

1520

1550

Reheating Linear     Change,%

1450x2h                0.1-0.4

1500x2h                0.1-0.4

1500x2h                0.1-0.4

1500x2h           0.1-0.4

1550x2h                -0.5+0.5

1550x2h                -0.5+0.5

1550x2h                -0.5+0.5

Al2O3   Content , %

48

55

65

75

80

85

82

 

Why us

Professional fire brick manufacturer. We have being specialized in producing refractory fireclay brick for more than 40 years so that we can guarantee a stable quality.

Guaranteed quality. Our production process conforms strictly to the requirements of ISO9000 quality management system. Quality inspection is carried out in every links of our production. SGS third party inspection is available.

 Sound after sales service. We provide sound after sales service. We provide 24 hours’ consultation service. We are ready to answer your consultations at any time.

 


Q:Can insulating fire bricks be used in biomass power plants?
Insulating fire bricks possess the capability to be utilized within biomass power plants. Specifically designed to endure extreme temperatures and offer insulation, these fire bricks are well-suited for an array of applications in high-temperature settings, including biomass power plants. These power plants generate electricity by incinerating biomass materials such as wood chips, agricultural waste, and other organic substances. The usage of insulating fire bricks can span across multiple areas within a biomass power plant. Primarily, they can be employed to line the combustion chamber where the biomass is burned, releasing heat. The insulating properties of these bricks aid in containing the heat within the combustion chamber, thereby enhancing the efficiency of the biomass combustion process. Furthermore, insulating fire bricks serve a purpose in the construction of the plant's boiler, responsible for converting the heat produced by the biomass incineration into steam. The bricks can be utilized to line the walls and roof of the boiler, delivering thermal insulation and preventing heat loss. This insulation serves to maintain high temperatures inside the boiler, which is vital for steam generation and subsequent power production. Moreover, the construction of the chimney or flue system of biomass power plants can also incorporate insulating fire bricks. These bricks can be utilized to line the interior of the chimney, ensuring that the high temperatures and corrosive gases resulting from biomass combustion are safely contained and directed out of the plant. In summary, insulating fire bricks are an exceptional choice for biomass power plants due to their ability to withstand high temperatures and provide thermal insulation. Their utilization in the combustion chamber, boiler, and chimney systems contributes to the improvement of efficiency and safety in biomass power generation.
Q:Can insulating fire bricks be used in ladles?
Yes, insulating fire bricks can be used in ladles. Insulating fire bricks are designed to withstand high temperatures and provide thermal insulation. They are commonly used in applications where there is a need to maintain or control high temperatures, such as in furnaces, kilns, and ladles. Ladles are used for pouring and transferring molten metal or other materials, and the use of insulating fire bricks in ladles helps to minimize heat loss and improve energy efficiency. Additionally, insulating fire bricks can also provide a protective barrier against chemical reactions and erosion caused by the molten materials, making them suitable for ladle applications.
Q:Are insulating fire bricks resistant to vibration or seismic activity?
Yes, insulating fire bricks are typically resistant to vibration or seismic activity. They are designed to withstand high temperatures and provide insulation, which also makes them relatively stable and resistant to external forces such as vibrations or seismic activity.
Q:Can insulating fire bricks be used in high-temperature insulation for cryogenic applications?
No, insulating fire bricks are not suitable for high-temperature insulation in cryogenic applications.
Q:Can insulating fire bricks be used in the construction of BBQ pits?
Indeed, the utilization of insulating fire bricks is feasible for the construction of BBQ pits. These bricks are specifically engineered to endure extreme temperatures and possess exceptional heat resistance attributes, rendering them perfectly suited for BBQ pit applications. By incorporating these bricks, heat is effectively captured and evenly dispersed, leading to improved cooking efficiency and a more enjoyable BBQ experience. Moreover, the inclusion of insulating fire bricks aids in minimizing heat dissipation, guaranteeing that the BBQ pit retains and sustains heat for an extended duration. All in all, the integration of insulating fire bricks significantly enhances the overall performance and longevity of the BBQ pit.
Q:Can insulating fire bricks be used in the construction of autoclaves?
Yes, insulating fire bricks can be used in the construction of autoclaves. Insulating fire bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for use in autoclaves where high heat and pressure are involved.
Q:Can insulating fire bricks reduce heating or cooling costs?
Insulating fire bricks possess the ability to decrease heating or cooling expenses. These bricks are specially designed to exhibit a high level of thermal insulation, meaning they possess low thermal conductivity and can effectively hinder the transfer of heat between a building's interior and exterior. In the construction of fireplaces, ovens, or kilns, the utilization of insulating fire bricks aids in retaining heat within these structures. This enables them to achieve and maintain higher temperatures while consuming less energy. Consequently, this leads to substantial savings on heating costs, as the desired temperature can be achieved with reduced energy usage. Similarly, when employed in the construction of walls, insulating fire bricks serve to minimize heat transfer between a building's inside and outside. This results in decreased heating or cooling requirements, as the insulation helps to maintain a consistent indoor temperature. Subsequently, less energy is needed to heat or cool the building, resulting in lower energy bills and reduced overall heating or cooling expenses. It should be noted that the effectiveness of insulating fire bricks in reducing heating or cooling costs can vary based on factors such as overall building insulation, structure size and design, and climate conditions. Nevertheless, in general, the utilization of insulating fire bricks can contribute to energy efficiency and cost savings in heating or cooling systems.
Q:Can insulating fire bricks be used in refractory linings for blast furnaces?
Yes, insulating fire bricks can be used in refractory linings for blast furnaces. Insulating fire bricks are designed to have low thermal conductivity, which means they can effectively reduce heat loss from the furnace. This property is particularly important in blast furnaces, where maintaining high temperatures is essential for efficient operation. Insulating fire bricks are made from lightweight refractory materials such as alumina or silica, which have high insulating properties. These bricks not only provide thermal insulation but also have good resistance to thermal shock, making them suitable for the extreme conditions found in blast furnaces. In addition to insulation, insulating fire bricks also offer other advantages for blast furnace linings. They are lightweight and easy to install, which reduces the labor and time required for construction. Furthermore, their low thermal conductivity can help to minimize the formation of hot spots and uneven temperature distribution within the furnace, which can lead to premature wear and failure of the refractory lining. However, it's important to note that insulating fire bricks alone may not be sufficient for all parts of the blast furnace lining. Certain areas, such as the hearth and tuyere zones, may require high-density refractory bricks that can withstand the intense heat and mechanical stress. In these cases, a combination of insulating fire bricks and other refractory materials may be used to achieve the desired performance and longevity. Overall, insulating fire bricks can be a valuable component in refractory linings for blast furnaces, helping to improve energy efficiency, reduce heat loss, and prolong the lifespan of the lining.
Q:Can insulating fire bricks be used in the construction of steel rolling mills?
Yes, insulating fire bricks can be used in the construction of steel rolling mills. These bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for lining furnaces, kilns, and other industrial applications. Using insulating fire bricks in steel rolling mills can help maintain stable temperature conditions and improve energy efficiency during the rolling process.
Q:Can insulating fire bricks be used in the construction of regenerators?
Yes, insulating fire bricks can be used in the construction of regenerators. Regenerators are devices commonly used in industrial processes, such as glass manufacturing and metallurgy, to recover and reuse waste heat. Insulating fire bricks are designed to have low thermal conductivity, making them an excellent choice for insulating applications. By using insulating fire bricks in the construction of regenerators, heat loss can be minimized, leading to more efficient heat recovery and energy savings. Additionally, these bricks can withstand high temperatures, making them suitable for the harsh operating conditions typically found in regenerators. Overall, insulating fire bricks are a reliable and effective choice for the construction of regenerators.

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