Insulating Fire Brick - High Alumina Lightweight 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: Are insulating fire bricks resistant to hydrogen sulfide?
- Insulating fire bricks are generally not resistant to hydrogen sulfide. Hydrogen sulfide is a highly corrosive gas that can react with many materials, including fire bricks. While fire bricks are designed to withstand high temperatures, they are not specifically designed to resist chemical corrosion. If exposed to hydrogen sulfide, fire bricks may deteriorate over time, leading to potential damage or failure. Therefore, it is recommended to use alternative materials that are specifically designed to resist hydrogen sulfide corrosion in applications where exposure to this gas is expected.
- Q: Can insulating fire bricks be used in electric furnaces?
- Indeed, electric furnaces can utilize insulating fire bricks. These bricks are intentionally engineered to possess a minimal thermal conductivity, rendering them highly suitable for situations necessitating heat containment or insulation. Electric furnaces necessitate insulation to thwart heat dissipation and enhance energy efficacy. Insulating fire bricks can endure extreme temperatures and possess exceptional insulation attributes, rendering them a fitting choice for electric furnace applications. Moreover, their lightweight nature and effortless installation make them a favored option for electric furnace insulation.
- Q: Are insulating fire bricks resistant to carbon monoxide attack?
- Yes, insulating fire bricks are generally resistant to carbon monoxide attack. Insulating fire bricks are made from materials that have a high resistance to high temperatures and chemical corrosion, including carbon monoxide. These bricks are often used in applications where high temperatures and exposure to various gases, including carbon monoxide, are common, such as in furnaces, kilns, and fireplaces. The composition of insulating fire bricks allows them to withstand prolonged exposure to carbon monoxide without deteriorating or reacting with the gas. However, it is important to note that prolonged exposure to extremely high levels of carbon monoxide can eventually cause damage to any material, including insulating fire bricks. Therefore, it is still necessary to ensure proper ventilation and safety measures when dealing with carbon monoxide in any setting.
- Q: Is the quality of brick made of small-sized self insulation block equipment the same as that of large block brick equipment?
- In fact, brick and tile production is only a different production, the quality of brick produced is the same, from the silver horse experience
- Q: Can insulating fire bricks be used in the construction of gas kilns?
- Yes, insulating fire bricks can be used in the construction of gas kilns. Insulating fire bricks are designed to have low thermal conductivity, which means they can help retain heat and improve energy efficiency in a kiln. Gas kilns require proper insulation to ensure that heat is evenly distributed and maintained within the kiln chamber. Insulating fire bricks can be used to line the walls, floor, and ceiling of the kiln, creating a barrier that helps to prevent heat loss and improve the kiln's performance. Additionally, insulating fire bricks are lightweight and easy to work with, making them a popular choice for kiln construction projects.
- Q: Can insulating fire bricks withstand thermal shock?
- Insulating fire bricks are designed to have high thermal insulation properties and are typically used in applications where thermal shock is not a major concern. While insulating fire bricks can withstand moderate temperature changes, they are not specifically engineered to resist thermal shock. Thermal shock occurs when there is a rapid change in temperature, causing stress and potential damage to the material. Insulating fire bricks are more susceptible to thermal shock compared to dense fire bricks, which are specifically designed to withstand extreme temperature changes. If thermal shock is a concern in your application, it is recommended to consider other types of refractory materials that are specifically designed to withstand rapid temperature changes.
- Q: Can insulating fire bricks be used for structural purposes?
- The main purpose of insulating fire bricks is to offer insulation, rather than providing structural support. Although they can endure high temperatures and resist thermal shock, they are not usually meant to bear heavy loads or function as load-bearing elements in structural applications. Insulating fire bricks are more frequently utilized in scenarios that require thermal insulation, such as lining kilns, furnaces, and fireplaces. For structural uses, it is generally advisable to employ refractory bricks or other materials that are specifically designed to offer strength and durability under load.
- Q: Can insulating fire bricks be used in wood-fired kilns?
- Yes, insulating fire bricks can be used in wood-fired kilns. These bricks are designed to withstand high temperatures and provide excellent insulation, making them ideal for wood-fired kilns. They help to retain heat and distribute it evenly throughout the kiln, ensuring efficient and consistent firing of the wood. Additionally, insulating fire bricks are lightweight, which can aid in the construction and maintenance of the kiln. Overall, using insulating fire bricks in wood-fired kilns can enhance their performance and efficiency.
- 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.
- Q: Can insulating fire bricks be used for insulation in chemical plants?
- Yes, insulating fire bricks can be used for insulation in chemical plants. These bricks are designed to withstand high temperatures and provide excellent thermal insulation, making them suitable for insulating equipment, furnaces, and other structures in chemical plants where heat management is crucial.
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Insulating Fire Brick - High Alumina Lightweight 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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