High Quality Insulating Fire Bricks for Furnace
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 0.05
- Supply Capability:
- 2800 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.
Refractory bricks the main raw material for aluminum silicate fiber cotton, using vacuum
forming production process, operation and add silica sol, aluminum phosphate inorganic binder,
its role is to ensure that the products of the high temperature strength.
Features
1.High-temperature endurable .
2.Good thermal shock resistance .
3.High cold crushing strength.
4.Good resistance to abrasion and corrosion.
5.Good thermal spalling resistance.
6.High mechanical strength.
7.Good volume stability at high temperature.
Application
1.General use in heat containment unit form temperature 1500-2000°C.
2.Resistant to highest temperature for steelmaking operations such as ladle applications, sidewall,roofs, burner blocks, anchor brick for reheating furnaces and many other areas.
3.transition and cooling zones of rotary cement kilns, lime kilns , etc.
4.lower sidewall and bottom of aluminum refining,melting furnaces ,etc.
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
Our Services
Optimum solution and product supply of refractories for high temperature industries, such as iron steel, non-ferrous, petrochemical and building materials.
Engineering design, contract and consult for refractories, and civil architecture design.
Research, development, manufacture and sale of superhard materials.
R&D, manufacture and sale of special packing materials for export.
Inspection, supervision and arbitration of refractories.
Consultation and services in refractories information.
Training and cultivation of high-level talents in refractories profession
Sales Network
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.
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 have a high electrical resistivity?
- Yes, insulating fire bricks typically have a high electrical resistivity. The high resistivity of these bricks helps to prevent the flow of electric current, making them suitable for insulation purposes in various applications.
- Q: Are insulating fire bricks resistant to nitrogen oxides?
- Yes, insulating fire bricks are resistant to nitrogen oxides.
- Q: Do insulating fire bricks require a protective coating for outdoor use?
- Insulating fire bricks are specifically designed to withstand high temperatures and provide thermal insulation. While they are commonly used in indoor applications such as kilns, furnaces, and fireplaces, they can also be utilized for outdoor purposes. However, whether insulating fire bricks require a protective coating for outdoor use depends on the specific circumstances and environment in which they will be employed. In general, insulating fire bricks are made of materials like clay or alumina silicate, which possess inherent resistance to weathering and environmental factors. They can endure exposure to rain, snow, and even extreme temperatures without significantly deteriorating. These bricks are often classified as refractory materials due to their ability to withstand heat, making them highly durable in outdoor settings. Nevertheless, there may be certain situations where it is advisable to apply a protective coating to insulating fire bricks for additional safeguarding. For instance, if the bricks will be continuously exposed to harsh weather conditions, prolonged UV radiation, or corrosive substances, a protective coating can enhance their longevity. The choice of coating will depend on the specific requirements and expected conditions. Various options are available, including high-temperature paint, ceramic coatings, or silicone-based sealants. These coatings can provide an extra layer of protection against moisture, chemicals, and temperature fluctuations, ensuring the bricks maintain their insulation properties and structural integrity over time. In summary, insulating fire bricks are generally suitable for outdoor use without requiring a protective coating, as they are specifically designed to withstand high temperatures and adverse weather conditions. However, if the bricks will be exposed to particularly harsh or corrosive environments, applying a suitable protective coating can provide additional durability and ensure their longevity. It is always recommended to consult with experts or manufacturers for specific guidance based on the intended use and outdoor conditions.
- Q: Can insulating fire bricks be used in wood-fired kilns?
- Indeed, wood-fired kilns can utilize insulating fire bricks. These bricks are specifically engineered to endure elevated temperatures and offer exceptional insulation, rendering them an optimal choice for wood-fired kilns. They effectively retain and evenly distribute heat throughout the kiln, guaranteeing efficient and uniform wood firing. Furthermore, their lightweight nature aids in the construction and upkeep of the kiln. Ultimately, the utilization of insulating fire bricks in wood-fired kilns enhances their overall performance and efficiency.
- Q: Can insulating fire bricks be used in residential applications?
- Residential applications can indeed make use of insulating fire bricks. These bricks are lightweight and possess exceptional thermal insulation properties, rendering them suitable for diverse residential purposes. They find utility in insulating fireplaces, wood-burning stoves, and chimneys, thereby contributing to enhanced energy efficiency and reduced heat loss. Moreover, insulating fire bricks can be employed in the construction of pizza ovens and outdoor grills, ensuring remarkable heat retention and insulation. Their ability to endure high temperatures makes them perfectly suited for such applications. In summary, insulating fire bricks present homeowners with a dependable and long-lasting solution to bolster insulation and heat retention in residential settings.
- Q: How do insulating fire bricks help reduce emissions from heating equipment?
- Insulating fire bricks help reduce emissions from heating equipment by providing better insulation, which improves the efficiency of the heating process. This means that less fuel is required to generate the desired heat, resulting in reduced emissions of greenhouse gases and pollutants. Additionally, the insulation helps to maintain higher temperatures within the equipment, promoting more complete combustion and further minimizing emissions.
- Q: What is the compressive strength of insulating fire bricks?
- The compressive strength of insulating fire bricks typically ranges from 1 MPa (megapascal) to 15 MPa, depending on the specific composition and manufacturing process of the bricks.
- Q: What are the types of building blocks?
- Ordinary housing: building brick (clay brick), and non sintered brick (sand lime brick, fly ash brick, cement brick, etc.)
- Q: Can insulating fire bricks be used for high-temperature applications?
- Insulating fire bricks are widely employed for applications involving high temperatures. These bricks have been crafted to offer exceptional thermal insulation and endure extreme temperatures. Depending on the specific type and composition of the brick, they can typically withstand temperatures of up to 2600°F (1427°C) or even higher. Kilns, furnaces, and industrial settings that necessitate high temperatures commonly utilize insulating fire bricks. These bricks are renowned for their minimal thermal conductivity, which aids in reducing heat loss and enhancing energy efficiency. Moreover, these bricks possess the advantages of being lightweight, long-lasting, and resistant to thermal shock, rendering them ideal for environments with elevated temperatures.
- Q: Are insulating fire bricks suitable for use in residential fireplaces?
- Depending on the homeowner's specific requirements and preferences, insulating fire bricks can be a suitable option for residential fireplaces. These bricks are designed to have low thermal conductivity, which effectively retains heat and prevents its escape from the fireplace. Consequently, less heat is lost through the bricks, resulting in more efficient and effective heating of the room. Moreover, insulating fire bricks are lightweight and easy to handle, making them a convenient choice for homeowners who wish to install or replace bricks themselves. Additionally, they are durable and can withstand high temperatures, ensuring their longevity when exposed to the intense heat produced by the fire. Nevertheless, it is crucial to recognize that insulating fire bricks may not be ideal for everyone. Traditional fire bricks, being denser with higher thermal mass, can absorb and radiate heat for a longer duration. This attribute creates a more consistent and long-lasting heat output, which may be preferred by some homeowners. Ultimately, the decision to use insulating fire bricks in a residential fireplace should be based on the specific needs and preferences of the homeowner. Seeking guidance from a professional fireplace installer or a reputable supplier can help ensure that the chosen bricks are suitable for the intended use.
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High Quality Insulating Fire Bricks for Furnace
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 0.05
- Supply Capability:
- 2800 m.t/month
OKorder Service Pledge
OKorder Financial Service
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