• Refractory Brick SK34 High Alumina Used in Furnace Liner System 1
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Refractory Brick SK34 High Alumina Used in Furnace Liner

Refractory Brick SK34 High Alumina Used in Furnace Liner

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
0.01
Supply Capability:
2000 m.t/month

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Refractory Brick

CMAX  firebricks are classified under temperature between 1300℃ to 1700℃, manufactured from high purity alumina clay by mixing, press-forming, drying, sintering and machining. Bricks contain carefully-graded organic fillers which are burned out during sintering to give a uniform controllable pore structure. This technique makes product feature low thermal conductivity and excellent heat insulation

Refractory Brick SK34 High Alumina Used in Furnace Liner

Features

1.low creep deformation

2.huge heat capacity

3.great refractoriness

4.thermal shock resistance

Application

1.Carbon bake furnaces in the aluminum industry 
2.Preheat zones and cyclones of rotary cement kilns 
3.insulation for glass tanks 
4.Coke ovens 
5.Blast furnaces 
6.Reheating furnaces 
7.Suspended roofs 
8.Lime kilns 
9.Chimney 
10.BBQ/Pizza Ovens

Data Sheet

Classification Temperature (℉/℃)

3000/1650

Bulk Density (g/cm3 )

≤1.0

Thermal Conductivity


800℃, W/m.K

≤0.39

1000℃, W/m.K

≤0.43

1200℃, W/m.K

≤0.48

Reheating Linear Change (%)

1550℃×12h


≤0.9

Chemical Composition (%)


Al2O3

≥75

Fe2O3

≤0.5

Packaging & Shipping

Packaging Details:Be packed in fumigated wooden pallets

Delivery Detail: 30 days after order

Refractory Brick SK34 High Alumina Used in Furnace Liner

Our Services

Optimum solution and product supply of refractories for high temperature industries, such as iron steel, non-ferrous, petrochemical and building materials.

  • Ÿ   Engineering design, contract and consult for refractories, and civil architecture design.

  • Ÿ   Research, development, manufacture and sale of superhard materials.

  • Ÿ   R&D, manufacture and sale of special packing materials for export.

  • Ÿ   Inspection, supervision and arbitration of refractories.

  • Ÿ   Consultation and services in refractories  information.

  • Ÿ   Training and cultivation of high-level talents in refractories profession

Sales Network

Refractory Brick SK34 High Alumina Used in Furnace Liner

Company Information

CNBM (China National Building Material) Group is the largest comprehensive building materials group in China that in integrate scientific research, manufacturing and logistics into one entity. The largest building materials and equipment specialists in China. Upon State Council approval, today CNBM owned more than 300 subordinate manufacturing factories and servicing companies. There are 6 fully owned public listed companies and 11 partially owned with substantial shares public listed companies. In many of these fields, CNBM is playing the leading role in the building industry in the country.

Refractory Brick SK34 High Alumina Used in Furnace Liner

Refractory Brick SK34 High Alumina Used in Furnace Liner

FAQ

1. Which products do you have?

We have all kinds of refractory brick, castable, mortar, cement, ceramic fiber products, etc.
Or you could browse our products to choose what you need.

2. Can you give me a brief introduction of the application of your products?

We are mainly specializing in the refractory materials in iron and steel, cement, glass, ceramics, petrochemical, electric power Industry, etc.
3. If I need your offer, what information do you need?

In order to choose suitable products, it will be appreciated to provide us the information, such us specification, technical data, order quantity, products application etc. If any question, please contact us freely.

Q:Do insulating fire bricks require any special curing or firing temperature profiles?
Special curing and firing temperature profiles are indeed necessary for insulating fire bricks. These bricks are made from lightweight materials like perlite, vermiculite, or alumina silicate, all of which possess exceptional insulating properties. Their design enables them to endure high temperatures while providing superior thermal insulation. Throughout the manufacturing process, insulating fire bricks undergo a curing procedure to eliminate any moisture content. This is typically achieved by gradually raising the temperature in a controlled manner. The curing process is essential to prevent any potential cracking or damage that may occur if the bricks were subjected to high temperatures too quickly. When it comes to firing temperature profiles, careful consideration is required for insulating fire bricks. They are specifically designed for applications where temperatures can reach up to 2800°F (1538°C). Therefore, it is crucial to adhere to the recommended firing temperature profiles provided by the manufacturer. The firing temperature profile usually involves a gradual increase in temperature to allow the insulating fire bricks to reach the desired maximum temperature without experiencing any thermal shock or damage. This gradual heating process ensures that the bricks are adequately cured and capable of withstanding the extreme temperatures they will encounter during use. It is worth noting that the specific curing and firing temperature profiles may vary depending on the type and composition of the insulating fire bricks. Consequently, it is vital to consult the manufacturer's guidelines and recommendations to ensure the proper curing and firing process for the specific type of insulating fire bricks being utilized.
Q:Can insulating fire bricks be used in carbon black reactors?
Yes, insulating fire bricks can be used in carbon black reactors. Insulating fire bricks are designed to withstand high temperatures and provide excellent thermal insulation. In carbon black reactors, which typically operate at very high temperatures, insulating fire bricks can help to reduce heat loss and improve energy efficiency. Additionally, the insulating properties of these bricks can help to maintain a more stable temperature within the reactor, which is crucial for the carbon black production process. Therefore, using insulating fire bricks in carbon black reactors can be a beneficial choice in terms of both thermal insulation and energy conservation.
Q:What are the safety precautions when working with insulating fire bricks?
When working with insulating fire bricks, it is important to follow several safety precautions to ensure the well-being of yourself and others. Here are some key safety measures to consider: 1. Personal protective equipment (PPE): Wear appropriate PPE, including heat-resistant gloves, long-sleeved clothing, safety goggles, and a respiratory mask. These will protect you from potential burns, cuts, and inhalation of harmful dust or fumes. 2. Proper ventilation: Work in a well-ventilated area or use local exhaust ventilation to minimize exposure to dust and fumes that may be released during handling or cutting of the bricks. 3. Fire prevention: Keep a fire extinguisher nearby and ensure the workspace is clear of flammable materials. Insulating fire bricks are highly refractory and can withstand high temperatures, but it is still important to prevent accidental fires. 4. Manual handling: Insulating fire bricks can be heavy, so use proper lifting techniques and avoid overexertion to prevent strains or injuries. If necessary, use mechanical aids such as trolleys or lifting equipment to move the bricks. 5. Cutting and grinding: When cutting or grinding the bricks, use appropriate tools and ensure they are in good working condition. This will minimize the risk of accidents or injuries. Be cautious of sharp edges and wear protective gloves to avoid cuts. 6. Temperature control: Insulating fire bricks are designed to withstand high temperatures, but avoid direct contact with hot surfaces. Use appropriate tools or equipment to handle the bricks when they are at an elevated temperature. 7. Storage and handling: Store the bricks in a cool, dry place away from direct sunlight or extreme temperatures. Avoid stacking them too high to prevent the risk of collapse or toppling. 8. Training and knowledge: Ensure you have received proper training and are familiar with the characteristics and properties of insulating fire bricks. Understand their limitations and follow the manufacturer's guidelines for safe handling and usage. By adhering to these safety precautions, you can significantly reduce the risk of accidents, injuries, and health hazards when working with insulating fire bricks. Remember, safety should always be a top priority in any workplace.
Q:Can insulating fire bricks be used in boilers for steam generation?
Boilers can utilize insulating fire bricks for steam generation. These bricks are composed of lightweight materials, such as ceramic fibers or expanded clay, that possess exceptional insulation properties. Their low thermal conductivity ensures effective heat transfer prevention. The insulation within boilers is crucial for minimizing heat loss and enhancing energy efficiency. Insulating fire bricks can be utilized to line the boiler combustion chamber's walls, roof, and floor. By creating a highly insulating barrier, they retain heat within the chamber, enabling more efficient steam generation. Additionally, insulating fire bricks possess the ability to withstand high temperatures, making them suitable for boilers that involve elevated temperature steam generation. They also exhibit resistance to thermal shock, which is significant in scenarios where temperature fluctuations can arise. In conclusion, insulating fire bricks offer considerable advantages for boiler applications. They provide exceptional insulation, can endure high temperatures, and contribute to enhanced energy efficiency in steam generation.
Q:Advantages and disadvantages of wall insulation system?
The advantages of internal insulation: insulation walls, paint inside the wall, and direct people or other biological contact, in order to ensure human or biological health in insulation coating insulation at the same time, we must first ensure that the paint is non-toxic, no volatile substances.
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:Can insulating fire bricks be used in contact with molten metals?
Yes, insulating fire bricks can be used in contact with molten metals. Insulating fire bricks are designed to withstand high temperatures and provide excellent insulation properties. They are commonly used in applications where there is a need to contain and distribute heat, such as in kilns, furnaces, and industrial ovens. When in contact with molten metals, insulating fire bricks can withstand the extreme heat and prevent heat transfer from the molten metal to the surrounding environment. This helps to maintain temperature stability and protect the structural integrity of the equipment. However, it is important to note that the specific type and composition of insulating fire bricks should be carefully chosen based on the temperature and the type of molten metal they will come into contact with. Different metals have different melting points and can have varying corrosive effects on different materials. Therefore, consulting with experts or manufacturers is recommended to ensure the right type of insulating fire bricks are selected for each specific application.
Q:Can insulating fire bricks be used in the construction of ceramic fiber-lined kilns?
Yes, insulating fire bricks can be used in the construction of ceramic fiber-lined kilns. Insulating fire bricks are specifically designed to provide high levels of insulation, making them ideal for applications where heat retention is important. When used in conjunction with ceramic fiber lining, insulating fire bricks can help increase energy efficiency and reduce heat loss in kilns. Additionally, insulating fire bricks are lightweight and easy to work with, allowing for easier installation and construction of the kiln. Overall, using insulating fire bricks in the construction of ceramic fiber-lined kilns can help improve the kiln's performance and efficiency.
Q:Can insulating fire bricks be used in heat treatment furnaces?
Indeed, heat treatment furnaces can make use of insulating fire bricks. These bricks are specifically engineered to possess a low thermal conductivity, enabling them to endure elevated temperatures while minimizing the dissipation of heat. This quality renders them ideal for deployment in heat treatment furnaces, where the preservation of a stable temperature is vital for the triumphant execution of the heat treatment procedure. Moreover, insulating fire bricks exhibit exceptional insulating attributes, thereby curtailing energy usage and enhancing the overall efficiency of the heat treatment furnace. Consequently, the utilization of insulating fire bricks in heat treatment furnaces is a prevalent practice across diverse industries.
Q:Can insulating fire bricks be used in kilns?
Indeed, kilns can utilize insulating fire bricks. These bricks are specifically engineered to endure extreme temperatures while offering exceptional insulation, rendering them highly suitable for kiln applications. Their low thermal conductivity plays a pivotal role in preserving the heat generated within the kiln, guaranteeing efficient and consistent heating. Furthermore, their lightweight nature facilitates effortless handling and installation in kilns. Moreover, they exhibit resistance to thermal shock, enabling them to withstand abrupt temperature fluctuations without succumbing to cracks or breakage. All in all, insulating fire bricks emerge as a dependable and efficient option for kiln usage.

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