JM Series JM23 JM26 JM28 JM30 Thermal Light Weight Mullite Insulating Refractory Bricks
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t.
- Supply Capability:
- 1000 m.t./month
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Bubble Alumina Brick and Insulating Firebrick are high temperature refractory brick, max temp 1800 deg C, used in furnace kiln.
Bubble Alumina Brick and Insulating Firebrick are high temperature refractory brick.
Bubble Alumina Brick. We stock in both 2.5 & 3” sizes. We also carry double bump interlocking anchor styles. For use up to 1800C, these brick have excellent insulating properties as well as high hot strengths.
Insulating firebrick, we carry produces thirteen types of Insulating Fire Brick for use in applications from 2,000°F (1,093°C) to 3,200°F (1,760°C). Each type is formulated to meet specific thermal and physical requirements and after firing is machined to precise tolerances.
Made from high purity refractory clays and other ceramic raw materials, these insulating fire brick contain a carefully graded organic filler which is burned out during manufacture to give a uniform controlled pore structure.
Strong
The high compressive strength of bubble alumina brick allows for self-supporting structures at elevated temperatures. Insulating fire brick are compatible with dense fire brick and add strength to the whole construction.
Low Heat Storage
Lower heat storage versus dense brick means reduced fuel costs in cyclically operated heating equipment.
Application
DJM 26 Light Weight Insulating fire brick are used for the lining of converter, alternating current arc furnace, direct Current arc furnace and the ladle slag line, etc.
Company Advantage
(1)Long Insulating Fire Brick manufacture history: 25 years manufacturer
(2)Advanced equipment
(3)Diversification of production standards: ISO ANSI FEPA JIS ASTM
Equipment
1 unit of Ceramic Abrasive (SG Abrasive) pilot production line
1 unit of high-end coated abrasives (abrasive cloth) production line
2 units of Boron Carbide production lines
Q1 What’s the transport method?
A1 FCL delivery goods with wooden pallet or wooden case by sea; If LCL delivery, must with wooden case; Sometimes need open top, flat rack or bulk cargo.
Q2 What’s the required payment term?
A2 Generally 30% TT as the prepayment, 70% TT before delivery. If need, 100% Irrevocable Letter of Credit or negotiation.
Q3 Which country are our products exported to?
A3 Apart from entire Chinese market, the US, Russia, Japan, Korea, Australia and some Southeast Asian Nations.
- Q: Do insulating fire bricks have a low coefficient of thermal expansion?
- Insulating fire bricks possess a low coefficient of thermal expansion, implying minimal expansion and contraction upon encountering high temperatures. These bricks are specifically engineered to endure extreme heat and retain their structural integrity. By resisting cracking and breaking caused by thermal stress, their low coefficient of thermal expansion renders them perfect for various applications, including insulation in furnaces, kilns, and other environments demanding thermal stability.
- Q: What is the porosity of insulating fire bricks?
- Insulating fire bricks possess a porosity that pertains to the quantity of vacant areas or gaps present in the material. These bricks are engineered to possess a considerable porosity, typically falling within the range of 50% to 80%. This notable porosity facilitates exceptional thermal insulation properties by entraping air or other insulating gases within the gaps. The air pockets function as obstacles for heat transfer, thereby diminishing the conduction of thermal energy through the bricks. Consequently, insulating fire bricks prove highly efficient in upholding elevated temperatures within industrial furnaces, kilns, or other high-temperature uses while minimizing heat loss. The specific porosity of insulating fire bricks can differ based on the manufacturing process and the desired level of insulation necessitated for a specific application.
- Q: Can insulating fire bricks be used for soundproofing?
- Insulating fire bricks are primarily used for thermal insulation in high-temperature applications, such as kilns and furnaces. While they may offer some level of sound absorption due to their porous nature, they are not specifically designed or recommended for soundproofing purposes. For effective soundproofing, specialized materials with higher sound absorption coefficients should be used.
- Q: Can insulating fire bricks be used in textile industry kilns?
- Yes, insulating fire bricks can be used in textile industry kilns. These bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for use in kilns where textiles are processed or treated. Insulating fire bricks help maintain consistent temperatures, enhance energy efficiency, and protect the kiln from heat damage.
- Q: Do insulating fire bricks have a low thermal conductivity?
- Yes, insulating fire bricks have a low thermal conductivity. These bricks are specifically designed to minimize heat transfer, making them an excellent choice for applications that require thermal insulation. Compared to regular fire bricks, insulating fire bricks have a lower density and higher porosity, which helps to reduce the flow of heat through conduction. This low thermal conductivity allows the bricks to act as effective barriers against heat transfer, keeping the surrounding areas cooler and increasing energy efficiency.
- Q: What is the refractoriness of insulating fire bricks?
- Insulating fire bricks are known for their ability to endure high temperatures without compromising their structural integrity or experiencing significant thermal expansion. These bricks are specifically engineered to possess a high resistance to heat, which makes them well-suited for applications involving extreme temperatures, such as furnaces, kilns, and fireplaces. The refractoriness of insulating fire bricks is typically evaluated through the refractoriness under load (RUL) test. This test involves subjecting a sample brick to a predetermined temperature while applying a specific load. By observing the temperature at which the brick deforms or fails, the RUL can be determined. Insulating fire bricks are generally able to withstand temperatures ranging from 1,200 to 1,400 degrees Celsius (2,192 to 2,552 degrees Fahrenheit) due to their high refractoriness. Achieving this high refractoriness involves utilizing special materials and manufacturing techniques that create a dense and uniform structure with low thermal conductivity. The low thermal conductivity minimizes heat transfer, making these bricks effective insulators. Beyond their impressive refractoriness, insulating fire bricks also possess other desirable properties, such as excellent thermal shock resistance, minimal thermal expansion, and strong mechanical strength. These qualities make them ideal for applications where maintaining a consistent temperature and preventing heat loss are crucial. In conclusion, the refractoriness of insulating fire bricks is a crucial factor in determining their suitability for high-temperature applications. It ensures that these bricks can endure extreme heat without compromising their structural integrity or insulating capabilities.
- Q: Can insulating fire bricks be used in residential applications?
- Yes, insulating fire bricks can be used in residential applications. They are commonly used in residential fireplaces, wood-burning stoves, and pizza ovens to provide insulation and increase energy efficiency. Their high heat resistance and insulating properties make them suitable for these applications.
- Q: Can insulating fire bricks be used in the construction of ceramic tile kilns?
- Yes, insulating fire bricks can be used in the construction of ceramic tile kilns. These bricks are designed to have low thermal conductivity, which helps to retain heat within the kiln. This insulation property is crucial for maintaining high temperatures and consistent firing conditions in ceramic tile kilns. Additionally, insulating fire bricks are lightweight and durable, making them suitable for kiln construction.
- Q: Are insulating fire bricks suitable for use in carbon black furnaces?
- Insulating fire bricks, made from refractory materials with excellent insulation properties, are well-suited for carbon black furnaces. These furnaces, operating at temperatures exceeding 1,000 degrees Celsius, benefit from the use of insulating fire bricks by reducing heat loss and improving energy efficiency. The bricks' thermal shock resistance is crucial for the cyclic heating and cooling within the furnace. Furthermore, their low thermal conductivity helps maintain a stable temperature inside the furnace and prevents excessive heat loss. In conclusion, insulating fire bricks provide a dependable and efficient lining option for carbon black furnaces.
- Q: Can insulating fire bricks be used for insulation in steel mills?
- Yes, insulating fire bricks can be used for insulation in steel mills. Insulating fire bricks are specifically designed to withstand high temperatures and are used in various industrial applications, including steel mills, to provide thermal insulation and reduce heat loss. They help maintain consistent temperatures, improve energy efficiency, and protect equipment and structures from extreme heat.
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JM Series JM23 JM26 JM28 JM30 Thermal Light Weight Mullite Insulating Refractory Bricks
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t.
- Supply Capability:
- 1000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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