• High Alumina Fire Brick Light Weight Insulation Refractory Brick System 1
  • High Alumina Fire Brick Light Weight Insulation Refractory Brick System 2
  • High Alumina Fire Brick Light Weight Insulation Refractory Brick System 3
High Alumina Fire Brick Light Weight Insulation Refractory Brick

High Alumina Fire Brick Light Weight Insulation Refractory Brick

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
20 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.

 

High Alumina Fire Brick Light Weight Insulation Refractory Brick

High Alumina Fire Brick Light Weight Insulation Refractory Brick



Q:Can insulating fire bricks be used in the construction of hearths?
Indeed, hearths can be constructed using insulating fire bricks. These bricks are specifically engineered to endure extreme temperatures, rendering them a superb selection for hearth construction. With their low thermal conductivity, they effectively retain heat and hinder the transmission of heat to nearby surroundings. Consequently, they are perfect for establishing a well-insulated and efficient hearth. Furthermore, their lightweight and manageable nature make them highly convenient for construction tasks. All in all, insulating fire bricks prove to be a dependable and pragmatic choice for the development of hearths.
Q:Are insulating fire bricks resistant to thermal expansion or contraction?
Yes, insulating fire bricks are resistant to thermal expansion and contraction. These bricks are made of materials that have low thermal conductivity, allowing them to withstand high temperatures without undergoing significant expansion or contraction. This property makes them ideal for applications where thermal stability and insulation are required, such as in kilns, furnaces, and other high-temperature environments.
Q:Are insulating fire bricks resistant to moisture absorption?
Indeed, insulating fire bricks exhibit resistance to moisture absorption. These bricks have been meticulously engineered to possess a low porosity, thereby thwarting any moisture absorption. The manufacturing procedure entails the utilization of top-notch refractory materials that possess the capability to endure extreme temperatures, while simultaneously resisting the detrimental impact of moisture. Consequently, insulating fire bricks emerge as an exemplary option for scenarios necessitating moisture resistance, such as kilns, furnaces, and other environments characterized by elevated temperatures.
Q:Are insulating fire bricks resistant to corrosion?
Yes, insulating fire bricks are resistant to corrosion.
Q:How durable are insulating fire bricks?
Insulating fire bricks are renowned for their remarkable strength and endurance. These bricks are crafted from top-notch refractory materials like alumina and silica, which possess superb thermal resistance and mechanical robustness. As a result, insulating fire bricks can endure extreme temperatures ranging from 1300°C to 1800°C (2372°F to 3272°F) without compromising their structural integrity. The durability of insulating fire bricks can be attributed to several key factors. Firstly, their low thermal conductivity enables them to effectively insulate heat and prevent thermal shock, which is pivotal for ensuring their long-term sturdiness. Additionally, the high melting point of the refractory materials utilized in their production enhances their ability to withstand intense heat. Furthermore, insulating fire bricks exhibit resistance against chemical erosion and corrosion, making them ideal for diverse industrial applications. They can withstand exposure to harsh chemicals, acids, and alkalis, guaranteeing their durability even in demanding environments. Moreover, insulating fire bricks possess a low density, rendering them lightweight and less prone to cracking or breaking under pressure. This characteristic heightens their durability and facilitates ease of handling during installation or maintenance. In summary, insulating fire bricks are exceedingly durable and capable of withstanding extreme temperatures, thermal shock, chemical erosion, and mechanical stress. Their exceptional durability positions them as the preferred choice for applications such as furnaces, kilns, ovens, and other high-temperature environments where thermal insulation and long-lasting performance are imperative.
Q:Can insulating fire bricks be used for chimney lining?
Indeed, chimney lining can indeed benefit from the utilization of insulating fire bricks. These bricks are meticulously crafted to endure soaring temperatures and excel in heat retention. Their remarkable capacity for minimizing thermal conductivity effectively curbs heat dissipation, thereby enhancing the chimney's efficiency. Moreover, their impressive resistance to cracking and spalling renders them a resilient choice for lining. Nevertheless, it remains crucial to ascertain that the chosen insulating fire bricks align with the particular chimney type and adhere to the applicable local building codes and regulations.
Q:Can insulating fire bricks be used in power plants?
Yes, insulating fire bricks can be used in power plants. These bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for various applications in power plants, such as lining furnaces, boilers, and kilns. Insulating fire bricks help to conserve energy, improve efficiency, and maintain a stable temperature within power plant equipment.
Q:Do insulating fire bricks have good insulation performance at high temperatures?
Yes, insulating fire bricks have excellent insulation performance at high temperatures. These bricks are designed to withstand extreme heat and provide effective insulation, making them ideal for applications such as kilns, furnaces, and other high-temperature environments.
Q:Can insulating fire bricks be used as insulation for pizza ovens?
Yes, insulating fire bricks can be used as insulation for pizza ovens. Insulating fire bricks are designed to withstand high temperatures and provide excellent thermal insulation. These bricks have low thermal conductivity, meaning they can effectively retain heat and prevent it from escaping the oven. This helps in maintaining a consistent and high temperature inside the pizza oven, allowing for even cooking and crisp crusts. Insulating fire bricks are also lightweight and easy to install, making them a popular choice for insulating pizza ovens.
Q:Are insulating fire bricks resistant to carbon monoxide?
Yes, insulating fire bricks are resistant to carbon monoxide.

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