Insulating Fire Brick-GJM30

Ref Price:: $1,540.50 - 1,882.84 / 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 GJM30

Insulating fire brick GJM30 are produced by mixing, casting or extruding, drying, sintering and grinding. Our insulating fire bricks GJM30 temperature is 1650℃(3000℉). We could supply a wide range of shapes.
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 GJM30,we choose the extruding method. Extruding insulating fire bricks have better strength and offering great performance in load bearing applications and in conditions where abrasion from mechanical abuse or flow of hot gases.

Characteristics of Insulating Fire Brick GJM30

Our insulating bricks GJM30 exhibit the following characteristics:
High refractoriness temperature
Strong resistance to slag
Good high temperature properties

Typical Application of Insulating Fire Brick GJM30

Typical applications of magnesia bricks include ferroalloy furnace, metal mixer, Non-metallurgy industry furnace, high temperature kiln, calcined lime furnace, regenerator in glass furnace.

Technical Data of Insulating Fire Bricks GJM30

		GJM30
Physical Properties:
Classifiction Temperature	℃	1600.0
Density	Kg/m3	1000.0
Cold Crushing Strength	Mpa	2.8
Reheating Linear Change(24hrs)
1600℃	%	0.7
Hot Load Strength Deform(90 minutes)
1370℃ at 0.069 Mpa（10psi）	%	0.2
Thermal Conductivity
400℃	W/m.k	0.3
600℃	W/m.k	0.3
800℃	W/m.k	0.4
1000℃	W/m.k	0.4
1200℃	W/m.k	0.4
Specific Heat	KJ/Kg.K	1.1
Chemical Analysis:
Al₂O₃	%	70.0
SiO₂	%	28.3
Fe₂O₃	%	0.5
TiO₂	%	0.1
CaO	%	0.1
MgO	%	0.1
Na₂O+K₂O	%	0.7

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

insulating fire brick

Q:Is it possible to cut insulating fire bricks to fit custom shapes?: Yes, it is possible to cut insulating fire bricks to fit custom shapes. Insulating fire bricks are made from lightweight materials such as ceramic fiber, which can be easily cut or shaped using various tools. Common methods for cutting insulating fire bricks include using a saw, knife, or even a hot wire cutter. It is important to follow proper safety precautions and wear protective gear when cutting these bricks, as the cutting process may produce dust or sharp edges. With the right tools and techniques, it is possible to cut insulating fire bricks to fit any desired custom shape.

Q:Do insulating fire bricks require any special anchors or supports for installation?: Yes, insulating fire bricks do require special anchors or supports for installation in certain applications. Insulating fire bricks are lightweight and have low thermal conductivity, making them ideal for use in high-temperature environments such as furnaces, kilns, and fireplaces. However, due to their lightweight nature, they can be prone to movement or displacement under certain conditions. To ensure the stability and integrity of the insulating fire bricks, it is recommended to use special anchors or supports during installation. These anchors or supports are typically made of metal, such as stainless steel, and are designed to securely hold the bricks in place. They help prevent the bricks from shifting or falling out, especially when exposed to vibrations, thermal expansion/contraction, or other external forces. The type and design of the anchors or supports depend on the specific application and installation requirements. Common types of anchors include V anchors, U anchors, and L anchors, which are embedded into the surrounding refractory material or attached to a structural frame. The anchors or supports should be properly spaced and installed according to the manufacturer's guidelines to ensure adequate support and stability of the insulating fire bricks. In summary, while insulating fire bricks offer excellent thermal insulation properties, they do require special anchors or supports for installation in order to prevent movement or displacement. These anchors or supports play a crucial role in maintaining the structural integrity and longevity of the insulating fire brick system.

Q:Do insulating fire bricks have a low coefficient of thermal expansion?: Yes, insulating fire bricks typically have a low coefficient of thermal expansion.

Q:Can insulating fire bricks be used as a heat shield?: Yes, insulating fire bricks can be used as a heat shield. Insulating fire bricks are designed to have excellent thermal insulation properties, which means that they can effectively block and reflect heat. They are commonly used in applications where heat needs to be contained or redirected, such as in fireplaces, kilns, furnaces, and industrial ovens. The insulating properties of these bricks allow them to reduce heat transfer, providing a barrier between the intense heat source and the surrounding environment. Additionally, they have high melting points and can withstand high temperatures, making them suitable for use as a heat shield. However, it is important to note that the effectiveness of insulating fire bricks as a heat shield may vary depending on the specific requirements and conditions of the application.

Q:Can insulating fire bricks be used in kiln car construction?: Insulating fire bricks, which are manufactured using lightweight materials like ceramic fibers or lightweight refractory aggregates, can be utilized in the construction of kiln cars. These bricks possess exceptional insulating properties and have a low thermal conductivity, enabling them to effectively retain heat and prevent heat transfer to the outer surface of the kiln car. Incorporating insulating fire bricks into kiln car construction offers numerous advantages. Firstly, it aids in reducing heat loss, thereby enhancing energy efficiency and reducing fuel consumption. This benefit is especially significant in high-temperature applications such as kilns, where maintaining a consistent temperature is of utmost importance. Secondly, the utilization of insulating fire bricks helps safeguard the kiln car from thermal stresses and cracking. Due to the firing cycles, kilns experience substantial temperature fluctuations, and the presence of insulating fire bricks minimizes thermal shock, consequently prolonging the lifespan of the kiln car. Additionally, insulating fire bricks are notably lighter compared to conventional refractory bricks, making them more manageable and easier to install during kiln car construction. This, in turn, can result in cost savings related to labor and transportation expenses. However, it is crucial to note that insulating fire bricks possess lower strength and durability when compared to denser refractory bricks. Therefore, they are typically used in the hot face lining of kilns, while a more robust material is employed for the kiln car structure. In summary, the effective utilization of insulating fire bricks in kiln car construction can yield benefits such as improved energy efficiency, protection against thermal stresses, and overall enhancement of kiln performance.

Q:Are insulating fire bricks resistant to hydrofluoric acid vapors?: No, insulating fire bricks are not typically resistant to hydrofluoric acid vapors.

Q:Do insulating fire bricks have a high fire resistance rating?: Insulating fire bricks possess an impressive fire resistance rating. These bricks are specifically crafted to endure elevated temperatures while providing exceptional insulation against heat transfer. They are composed of high-purity refractory materials, namely alumina and silica, which possess a high melting point and can withstand extreme heat. With the ability to endure temperatures reaching 3000°F (1650°C), insulating fire bricks exhibit significantly lower thermal conductivity compared to ordinary bricks or alternative materials. This renders them highly suitable for applications necessitating strong fire resistance, such as industrial furnaces, kilns, fireplaces, and chimneys. Moreover, their insulating properties aid in reducing heat loss, thereby promoting energy efficiency and cost-effectiveness.

Q:Can insulating fire bricks be used for insulation in incinerators?: Yes, insulating fire bricks can be used for insulation in incinerators. These bricks are designed to withstand high temperatures and provide excellent thermal insulation, making them suitable for use in incinerators to minimize heat loss and improve energy efficiency.

Q:Can insulating fire bricks be used in the construction of boilers for steam generation?: Yes, insulating fire bricks can be used in the construction of boilers for steam generation. Insulating fire bricks have excellent heat insulation properties, making them suitable for use in high-temperature applications such as boilers. They help to minimize heat loss, improve energy efficiency, and ensure safe and efficient steam generation.

Q:Are insulating fire bricks suitable for use in high-temperature chimneys?: Yes, insulating fire bricks are suitable for use in high-temperature chimneys. These bricks are designed to withstand extreme heat, making them an ideal choice for insulation purposes in chimneys where temperatures can reach high levels. Insulating fire bricks provide excellent thermal resistance and insulation properties, ensuring the safety and efficiency of high-temperature chimneys.

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