Insulating Fire Brick:Low Conductivity Mullite 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,% | 1450℃x2h 0.1～-0.4 | 1500℃x2h 0.1～-0.4 | 1500℃x2h 0.1～-0.4 | 1500℃x2h 0.1～-0.4 | 1550℃x2h -0.5～+0.5 | 1550℃x2h -0.5～+0.5 | 1550℃x2h -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 solar power plants?
- Yes, insulating fire bricks can be used in solar power plants. They are commonly used in the construction of high-temperature equipment such as solar receivers, combustion chambers, and thermal energy storage systems. Insulating fire bricks help to minimize heat loss and maintain high operating temperatures, making them suitable for various applications in solar power plants.
- Q: Can insulating fire bricks be cut or shaped to fit specific dimensions?
- Yes, insulating fire bricks can be cut or shaped to fit specific dimensions. These bricks are made from lightweight refractory materials and are designed to be easily cut or shaped to meet specific requirements. They can be cut using a saw, knife, or other cutting tools, and can also be shaped by grinding or sanding. This flexibility allows for precise customization of the bricks to fit specific dimensions, making them a versatile option for various applications such as lining furnaces, kilns, and other high-temperature environments.
- Q: How do insulating fire bricks perform in terms of sound insulation?
- Insulating fire bricks are primarily designed for excellent thermal insulation, but their performance in terms of sound insulation can vary. While they can provide some sound reduction due to their dense and non-porous nature, they are not specifically engineered for soundproofing. The level of sound insulation offered by insulating fire bricks depends on factors such as brick thickness, density, and sound frequency. Generally, insulating fire bricks can somewhat reduce high-frequency noises, but they may not be as effective in blocking low-frequency sounds. For superior sound insulation, specialized acoustic materials or construction techniques may be more appropriate.
- Q: Are insulating fire bricks resistant to thermal conductivity?
- Yes, insulating fire bricks are designed to be resistant to thermal conductivity. These bricks are made from materials with low thermal conductivity, such as lightweight refractory fibers or insulating materials like vermiculite or perlite. The purpose of insulating fire bricks is to provide thermal insulation and prevent heat transfer, making them ideal for applications where temperature control is important, such as in kilns, furnaces, or fireplaces. By reducing thermal conductivity, insulating fire bricks help to retain heat within the desired area and minimize energy loss, making them an effective choice for insulation in high-temperature environments.
- Q: Are insulating fire bricks suitable for insulation in boilers?
- Yes, insulating fire bricks are suitable for insulation in boilers. Insulating fire bricks are made from lightweight materials such as clay and alumina, which have excellent insulating properties. They have a low thermal conductivity, meaning they are effective at preventing heat transfer and can help to significantly reduce heat loss in boilers. Additionally, insulating fire bricks are resistant to high temperatures, making them suitable for use in boilers where high heat is generated. They are also durable and can withstand the harsh conditions inside a boiler, including exposure to intense heat and corrosive gases. Overall, insulating fire bricks are a popular choice for boiler insulation due to their thermal efficiency and ability to withstand high temperatures.
- Q: Can insulating fire bricks be used in contact with molten metal?
- Yes, insulating fire bricks can be used in contact with molten metal. Insulating fire bricks are specially designed to withstand high temperatures and are commonly used in industrial applications where they come into contact with molten metal. These bricks have a high resistance to thermal shock and are able to withstand the intense heat generated by molten metal. Additionally, insulating fire bricks have low thermal conductivity, which helps to minimize heat loss and improve energy efficiency. However, it is important to ensure that the specific type of insulating fire brick being used is suitable for the particular type of molten metal and the temperature range it will be exposed to, as different metals have different melting points and may require more specialized refractory materials.
- 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: Are insulating fire bricks resistant to high-velocity gases?
- In general, insulating fire bricks possess resistance to high-velocity gases. These bricks are specifically designed with high thermal resistance and low thermal conductivity, rendering them suitable for situations where exposure to elevated temperatures and gases is prevalent. Without experiencing any damage or compromise, they are capable of enduring the force and speed of gases. In the realm of industrial furnaces, kilns, and other high-temperature settings, insulating fire bricks find common application, as they fulfill the dual role of insulation and safeguard against high-velocity gases.
- Q: Are insulating fire bricks resistant to chlorine gas?
- Yes, insulating fire bricks are resistant to chlorine gas.
- Q: Can insulating fire bricks be used in the construction of incinerators?
- Indeed, insulating fire bricks are applicable for utilization in the construction of incinerators. The paramount significance lies in the exceptional thermal insulation properties possessed by these bricks, which play a vital role in sustaining elevated temperatures and enhancing energy efficiency within the incinerator. The bricks' low thermal conductivity enables them to proficiently retain heat and curtail heat loss. Moreover, their resistance to high temperatures enables them to endure the intense heat generated by the incineration process. Consequently, these bricks emerge as an appropriate preference for lining the walls, floors, and roofs of incinerator chambers, thereby ensuring the incinerator's efficient and secure operation.
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Insulating Fire Brick:Low Conductivity Mullite Refractory Brick
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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