Insulating Fire Brick - GJM23

Ref Price:: $1,057.50 - 1,292.50 / pc

Loading Port:: China Main Port

Payment Terms:: TT or L/C

Min Order Qty:: 1000 pcs pc

Supply Capability:: 1000 Tons Per Month pc/month

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General Information of Insulating Fire Brick GJM23

Insulating fire bricks GJM23 are made from high purity alumina and low iron content raw materials. The insulating fire bricks are produced by mixing, casting or extruding, drying, sintering and grinding. Our insulating fire bricks GJM23 temperature is 1260℃(2300℉). A variety of type could be done according to customer’s request.
To make our firebricks more energy and cost effective, we have different manufacturing methods for our insulating fire bricks casting and extruding method.
For insulating fire bricks GJM23,we choose the casting methord.The casting insulating fire bricks offering the lowest density, the lowest thermal conductivity for the application above 1000℃.

Characteristics of Insulating Fire Brick GJM23

Our insulating fire bricks exhibit the following characteristics:
Light weight and low thermal conductivity allows thinner furnace walls
Low heat storage results in rapid cooling and heating operation
Low iron and impurities to enhance reducing atmosphere

Typical Application of Insulating fire bricks GJM23

Ceramic shuttle kilns
Oil refinery heaters
Laboratory furnaces
Backup insulation for all furnaces

Technical Data of Insulating fire bricks GJM23

		JM23
Physical Properties:
Classifiction Temperature	℃	1260.0
Density	Kg/m3	550.0
Cold Crushing Strength	Mpa	1.2
Reheating Linear Change(24hrs)
1230℃	%	0.4
Hot Load Strength Deform(90 minutes)
1100℃ at 0.034 Mpa（5psi）	%	0.1
Thermal Conductivity
400℃	W/m.k	0.2
600℃	W/m.k	0.2
800℃	W/m.k	0.2
1000℃	W/m.k	0.2
Specific Heat	KJ/Kg.K	1.1
Chemical Analysis:
Al₂O₃	%	47.0
SiO₂	%	44.4
Fe₂O₃	%	0.9
TiO₂	%	1.2
CaO	%	5.2
MgO	%	0.3
Na₂O+K₂O	%	1.1

CNBM has success in insulating fire bricks due to their cost-effectiveness, excellent insulation properties. CNBM also has experience in insulating fire bricks application and would like to assist you in product selection, system design, and installation techniques.

insulating fire brick

Q: Are insulating fire bricks safe to use in contact with food or beverages?: Using insulating fire bricks in direct contact with food or beverages is not recommended due to safety concerns. These bricks, typically composed of materials like silica and alumina, are primarily used for their ability to withstand high temperatures and provide efficient insulation. While they are commonly utilized in industrial settings like kilns and furnaces, their suitability for food preparation or consumption is limited. When exposed to high temperatures, insulating fire bricks can release harmful substances, especially if they have not been properly cured or if they come into direct contact with food or beverages. These substances may include small amounts of heavy metals or other toxic compounds, which can pose health risks if consumed. To ensure the safety of food and beverages, it is advisable to opt for materials specifically designed for contact with food, such as food-grade stainless steel, glass, or ceramic. These materials are non-reactive and do not release any harmful substances when exposed to high temperatures. It is vital to prioritize the health and well-being of individuals by using appropriate materials for food and beverage preparation.

Q: Do insulating fire bricks have a high fireproof rating?: Insulating fire bricks indeed have a high fireproof rating. These bricks are specifically designed to withstand extremely high temperatures and provide excellent insulation against heat transfer. They are made from special refractory materials that have low thermal conductivity, which helps in retaining heat and preventing it from escaping the system. Insulating fire bricks can withstand temperatures ranging from 2300°F to 3100°F (1260°C to 1700°C), making them ideal for use in furnaces, kilns, fireplaces, and other high-temperature applications. Their high fireproof rating ensures that they can effectively protect structures and equipment from the intense heat and flames, allowing for safe and efficient operation in various industries.

Q: Are insulating fire bricks suitable for use in thermal shock applications?: Insulating fire bricks prove to be appropriate for thermal shock applications. Specifically designed to endure sudden temperature variations without any cracks or breaks, they possess a low thermal conductivity and a high thermal resistance, making them an optimal choice for concerns related to thermal shock. Comprised of lightweight refractory materials, these bricks often contain a significant amount of alumina or silica, which grants them exceptional thermal stability and resistance to thermal shock. Their utilization can be seen in a wide range of high-temperature scenarios, including kilns, furnaces, and fireplaces, where they face extreme temperature fluctuations. Ultimately, insulating fire bricks demonstrate their suitability for thermal shock applications by effectively enduring abrupt temperature changes and maintaining their structural integrity.

Q: Can insulating fire bricks be used for insulation in heat exchangers?: Insulation in heat exchangers can be achieved by utilizing insulating fire bricks. These bricks are constructed from a lightweight refractory material that boasts exceptional thermal insulation properties. With their low thermal conductivity, insulating fire bricks effectively minimize heat transfer between the two sides of the heat exchanger. Consequently, they aid in maintaining the desired temperature within the heat exchanger and prevent heat loss to the surroundings. Furthermore, the durability of these bricks is evident as they can endure high temperatures and thermal shocks, making them ideal for the harsh conditions typically encountered in heat exchangers. In summary, incorporating insulating fire bricks into heat exchangers not only enhances energy efficiency and reduces heat loss but also improves the overall system performance.

Q: Are insulating fire bricks resistant to ultraviolet (UV) radiation?: No, insulating fire bricks are not resistant to ultraviolet (UV) radiation.

Q: Do insulating fire bricks require any special installation techniques?: Yes, insulating fire bricks require special installation techniques. These bricks are typically lightweight and have low thermal conductivity, making them highly effective in insulating applications. To ensure proper installation, it is important to follow the manufacturer's guidelines and use appropriate tools, such as refractory mortar or adhesive, to securely bond the bricks together. Additionally, proper curing and drying procedures should be followed to avoid any potential cracking or damage during the installation process.

Q: Can insulating fire bricks be used in chimney liners?: Yes, insulating fire bricks can be used in chimney liners. Insulating fire bricks are designed to withstand high temperatures and provide excellent insulation properties. They are commonly used in applications such as kilns, furnaces, and fireplaces where heat retention is important. When used as chimney liners, insulating fire bricks help to protect the chimney walls from the extreme heat generated by the fire, while also minimizing heat loss. This can improve the efficiency of the chimney and reduce the risk of damage to the surrounding structure. However, it is important to consult with a professional chimney technician or engineer to ensure that the specific type of insulating fire brick being used is suitable for the intended application and meets all relevant safety standards and building codes.

Q: Can insulating fire bricks be used in residential construction?: Insulating fire bricks, also known as refractory bricks, are primarily designed for use in high-temperature applications such as industrial furnaces and kilns. They are specifically engineered to withstand extreme heat, have low thermal conductivity, and provide excellent insulation properties. While insulating fire bricks can be used in residential construction, they are not typically the go-to choice for such applications due to several reasons. Firstly, insulating fire bricks are significantly more expensive compared to other types of construction materials available in the market. This cost factor often makes them less desirable for residential projects, where budget considerations are crucial. Secondly, the primary purpose of insulating fire bricks is to provide thermal insulation in high-temperature environments. In residential construction, the need for such extreme insulation is relatively rare. Standard construction materials like concrete blocks, bricks, or insulation boards can usually provide adequate insulation for residential buildings. Lastly, insulating fire bricks are not as structurally strong as other construction materials, which may make them less suitable for load-bearing applications in residential construction. These bricks are typically used as a secondary layer or lining in industrial furnaces, rather than as a primary building material. In conclusion, while insulating fire bricks can technically be used in residential construction, they are not commonly employed due to their high cost, limited applicability, and structural limitations. Residential construction typically relies on more cost-effective and versatile materials to meet insulation and structural requirements.

Q: Can insulating fire bricks be used in glass melting furnaces?: Yes, insulating fire bricks can be used in glass melting furnaces. These bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for use in furnaces where glass is melted.

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.

We are a leading supplier of wide range of mullite insulating bricks worldwide. With special technology and experienced production method, we provide 1. High quality Insulating Bricks, includes WAM23, WAM26, WAM28 and WAM30, B-5, B-6, B-7, 2. Insulating Castables 3. Insulating Mortar WAM2600, WAM3000, WAM3200.

1. Manufacturer Overview

Location	Shandong, China
Year Established	2007
Annual Output Value	Above US$ 5 Million
Main Markets	10.00% Northern Europe 30.00% North America 30.00% Eastern Asia 5.00% Africa 10.00% Southeast Asia 15.00% Western Europe
Company Certifications	ISO 9001:2008

2. Manufacturer Certificates

a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability

a) Trade Capacity
Nearest Port	Qingdao Port
Export Percentage	90%
No.of Employees in Trade Department	10
Language Spoken:	English; Chinese
b) Factory Information
Factory Size:	Above 16,000 square meters
No. of Production Lines	Above 3
Contract Manufacturing	OEM Service Offered; Design Service Offered
Product Price Range	High; Average