• Insulating Fire Brick - Lightweight Silica Refractory Brick for Hot Blast Furnace System 1
  • Insulating Fire Brick - Lightweight Silica Refractory Brick for Hot Blast Furnace System 2
  • Insulating Fire Brick - Lightweight Silica Refractory Brick for Hot Blast Furnace System 3
  • Insulating Fire Brick - Lightweight Silica Refractory Brick for Hot Blast Furnace System 4
  • Insulating Fire Brick - Lightweight Silica Refractory Brick for Hot Blast Furnace System 5
  • Insulating Fire Brick - Lightweight Silica Refractory Brick for Hot Blast Furnace System 6
Insulating Fire Brick - Lightweight Silica Refractory Brick for Hot Blast Furnace

Insulating Fire Brick - Lightweight Silica Refractory Brick for Hot Blast Furnace

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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

Refractory brick can be divided into three process: Raw material, molding, burning.Generally, refractory brick was molded by dry pressing. By means of mixing the material uniformity in proportion and aging mixture some time. Then, pour some powders into the module and dry pressing. After dry pressing, the adobe need to pushed in the drying kiln  to stoving or stay in the air  to drying. This progress will need about 3-5 days.  After this progress, then push the adobe into the tunnel furnace or shuttle  kiln to burning  around 1300C. This progress will be need about 5-7 days.

After burning,  the brick will be packed in pallet and leave the factory.


Light Weight Silica Refractory Brick for Hot  Blast Furnace

Features

1.High refractoriness,

2.High-temperature endurable.

3.Good corrosion resistance.

4.Good spalling resistance and wear resistance.

5.Good thermal shock resistance.

6.High mechanical strength.

7.High-temperature creep rate is low.

8.Good volume stability at high temperature. 

Application

1. For ladle and tundish.

2. High erosion resistance 

3. Good performance.

4. Long service life.

5. Good mechanical strength and high refractoriness.

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

Light Weight Silica Refractory Brick for Hot  Blast Furnace

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

Light Weight Silica Refractory Brick for Hot  Blast Furnace

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.

Light Weight Silica Refractory Brick for Hot  Blast Furnace

Light Weight Silica Refractory Brick for Hot  Blast Furnace

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: Are insulating fire bricks resistant to nitrogen oxides?
Insulating fire bricks are known for their excellent thermal insulation properties and are commonly used in high-temperature applications such as furnaces, kilns, and industrial boilers. While they are highly resistant to heat and can withstand extreme temperatures, their resistance to nitrogen oxides (NOx) may vary depending on the specific composition and manufacturing process of the bricks. Nitrogen oxides are a group of harmful gases that are produced during combustion processes, particularly at high temperatures. These gases can have detrimental effects on human health and the environment. Although insulating fire bricks have a high melting point and can withstand intense heat, they may not provide sufficient resistance to nitrogen oxides on their own. To enhance the resistance of insulating fire bricks to nitrogen oxides, additional measures and coatings may be required. These could include the use of specialized refractory coatings or the incorporation of specific additives during the manufacturing process to create a more chemically resistant brick. It is important to note that the resistance of insulating fire bricks to nitrogen oxides may also depend on the specific application and operating conditions. Different types of nitrogen oxides, such as nitrogen dioxide (NO2) or nitric oxide (NO), may have different effects on the bricks. Therefore, it is recommended to consult the manufacturer or a specialist in refractory materials to determine the suitability of insulating fire bricks in a specific environment where the presence of nitrogen oxides is a concern.
Q: Is it possible to paint or coat insulating fire bricks?
Yes, it is possible to paint or coat insulating fire bricks. However, it is important to use a paint or coating that can withstand high temperatures, as insulating fire bricks are designed to be used in extremely hot environments. Regular paint or coatings may not be suitable as they can burn or deteriorate when exposed to high temperatures. It is recommended to use specialized high temperature paint or coatings that are specifically formulated to withstand the heat of insulating fire bricks. These paints or coatings typically have a high temperature resistance of several hundred degrees Celsius or more. Additionally, it is important to properly clean and prepare the surface of the bricks before applying any paint or coating to ensure good adhesion and durability.
Q: Can insulating fire bricks be used in thermal power plants?
Yes, insulating fire bricks can be used in thermal power plants. These bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for use in power plants where heat is generated and thermal efficiency is crucial. They help to reduce heat loss, improve energy efficiency, and maintain a stable and controlled environment within the power plant.
Q: Can insulating fire bricks be used in the construction of pottery molds?
Yes, insulating fire bricks can be used in the construction of pottery molds. Insulating fire bricks are made from lightweight refractory materials that have excellent heat insulation properties. These bricks are specifically designed for applications that require high temperatures, such as pottery kilns. When constructing pottery molds, it is important to have materials that can withstand the intense heat of the kiln. Insulating fire bricks can withstand temperatures up to 3000°F (1650°C), making them suitable for pottery mold construction. They provide insulation to prevent heat loss and maintain consistent temperatures inside the kiln, which is essential for achieving the desired firing results. Furthermore, insulating fire bricks can be easily shaped and cut to fit the desired mold design. They are also lightweight, which makes them easier to handle during the mold construction process. Additionally, the insulating properties of these bricks help to reduce energy consumption by preventing excessive heat loss, making them cost-effective in the long run. Overall, insulating fire bricks are a suitable choice for constructing pottery molds due to their ability to withstand high temperatures, provide insulation, and be easily shaped to fit specific designs.
Q: Can insulating fire bricks be used to build pizza ovens?
Yes, insulating fire bricks can be used to build pizza ovens. Insulating fire bricks are known for their high heat resistance and low thermal conductivity, making them a suitable material for constructing pizza ovens that require high temperatures for efficient cooking. These bricks can help retain heat and distribute it evenly, resulting in a well-insulated and efficient pizza oven.
Q: Can insulating fire bricks be used for insulation in steam pipes?
Yes, insulating fire bricks are a suitable option for insulation in steam pipes. These bricks are specifically designed to withstand high temperatures and provide excellent thermal insulation. They have low thermal conductivity, which means they prevent the transfer of heat effectively. This property makes them ideal for insulating steam pipes, as it helps to minimize heat loss and maintain the temperature of the steam inside the pipes. Additionally, insulating fire bricks are lightweight and easy to install, making them a convenient choice for insulating steam pipes.
Q: Can insulating fire bricks be used for insulation in petrochemical plants?
Insulating fire bricks have multiple applications, one of which is their use in petrochemical plants for insulation purposes. These bricks possess exceptional thermal properties, characterized by their low thermal conductivity and high resistance to heat transfer. These remarkable features render them suitable for deployment in high-temperature environments, such as petrochemical plants. In such settings, insulation plays a critical role in preventing heat loss and maintaining optimal operational conditions. Moreover, these bricks are not only lightweight but also possess robust mechanical strength. This facilitates their easy installation and ensures durability in industrial settings. Additionally, their resistance to chemical corrosion is a crucial attribute for petrochemical plants that handle a wide range of corrosive substances. Consequently, insulating fire bricks effectively fulfill the insulation requirements, thereby enhancing energy efficiency and promoting safety in petrochemical plants.
Q: What is the bulk density of insulating bricks?
Stoneware porcelain water absorption rate is greater than 0.5% and less than or equal to 3%; fine stoneware bibulous rate is greater than 3% and less than or equal to 6%; brick bibulous rate is greater than 6% and less than or equal to 10%; pottery tile water absorption rate is greater than 10%. The water absorption rate of expression: ceramic brick brick >6% = >10% = >3% = fine stoneware porcelain stoneware or porcelain >0.5%
Q: Are insulating fire bricks resistant to water absorption?
Yes, insulating fire bricks are resistant to water absorption. These bricks are specifically designed to have low porosity and high density, which helps prevent water from being absorbed into their structure. This resistance to water absorption is important because exposure to water can lead to cracking or damage in fire bricks, reducing their insulation properties and overall longevity. Therefore, insulating fire bricks are an ideal choice for applications where moisture resistance is required, such as in the construction of kilns, furnaces, or other high-temperature environments.
Q: Can insulating fire bricks be used for insulation in heat treatment furnaces?
Yes, insulating fire bricks can be used for insulation in heat treatment furnaces. Insulating fire bricks are specifically designed to withstand high temperatures and provide excellent thermal insulation. They have low thermal conductivity and can effectively retain heat within the furnace. Additionally, their lightweight nature makes them easy to handle and install. Insulating fire bricks are commonly used in various heat treatment applications, such as annealing, tempering, and hardening processes, to ensure optimal heat retention and energy efficiency in the furnace.

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