• JM Series JM23 JM26 JM28 JM30 Thermal Light Weight Mullite Insulating Refractory Bricks System 1
  • JM Series JM23 JM26 JM28 JM30 Thermal Light Weight Mullite Insulating Refractory Bricks System 2
  • JM Series JM23 JM26 JM28 JM30 Thermal Light Weight Mullite Insulating Refractory Bricks System 3
JM Series JM23 JM26 JM28 JM30 Thermal Light Weight Mullite Insulating Refractory Bricks

JM Series JM23 JM26 JM28 JM30 Thermal Light Weight Mullite Insulating Refractory Bricks

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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



FAQs

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.

 

 

 

JM Series JM23 JM26 JM28 JM30 Thermal Light Weight Mullite Insulating Refractory Bricks

JM Series JM23 JM26 JM28 JM30 Thermal Light Weight Mullite Insulating Refractory Bricks


 


Q:Can insulating fire bricks be used in fireplaces?
Fireplaces can indeed utilize insulating fire bricks. These bricks are specifically designed to endure high temperatures and offer exceptional insulation, rendering them suitable for fireplace use. They are capable of enduring temperatures up to 3000°F (1650°C), which falls comfortably within the operational range of most fireplaces. Constructed from specialized materials with low thermal conductivity, these bricks retain heat and prevent its escape from the fireplace. This insulation characteristic enhances fireplace efficiency by confining heat within the firebox and restraining dissipation into the surrounding space. Additionally, insulating fire bricks are favored in fireplace construction or renovation endeavors due to their lightweight, durability, and ease of installation.
Q:Do insulating fire bricks emit any harmful substances when heated?
No, insulating fire bricks do not emit any harmful substances when heated.
Q:Can insulating fire bricks be cut or shaped to fit specific dimensions?
Insulating fire bricks possess the capability to be tailored or molded according to particular dimensions. Composed of lightweight refractory materials, these bricks are purposely designed to facilitate easy cutting or shaping to fulfill specific necessities. A saw, knife, or alternative cutting tools are suitable for cutting them, while grinding or sanding can be employed to shape them. Such adaptability allows for meticulous customization of the bricks, rendering them a versatile choice for a myriad of applications, including lining furnaces, kilns, and other environments with elevated temperatures.
Q:Do insulating fire bricks have a high insulating efficiency?
Yes, insulating fire bricks have a high insulating efficiency. They are specially designed to minimize heat transfer and are effective in preventing heat loss or gain.
Q:Are insulating fire bricks suitable for use in incinerators?
Yes, insulating fire bricks are suitable for use in incinerators. These bricks are designed to withstand high temperatures and provide excellent thermal insulation, making them ideal for insulating the inner walls of incinerators. They help to retain heat, improve energy efficiency, and prevent heat loss, thereby enhancing the overall performance of the incinerator.
Q:What are the insulation materials for heating buried pipelines?
The heat preservation layer is composed of antirust paint, heat insulating material, moisture-proof layer (used for pipeline in the trench), protective layer, anticorrosive layer (used for trench or directly buried pipe) and top coat (or fireproof coating).The waterproof layer can be used asphalt or aluminum foil protective layer with glass cloth or galvanized steel.
Q:Can insulating fire bricks be used for chimney lining?
Yes, insulating fire bricks can be used for chimney lining. Insulating fire bricks are specifically designed to withstand high temperatures and are excellent at retaining heat. They have a low thermal conductivity which helps to prevent heat loss and improve the efficiency of the chimney. Additionally, insulating fire bricks are resistant to cracking and spalling, making them a durable option for chimney lining. However, it is important to ensure that the insulating fire bricks used are suitable for the specific type of chimney and comply with local building codes and regulations.
Q:Are insulating fire bricks suitable for outdoor applications?
No, insulating fire bricks are not suitable for outdoor applications as they are not designed to withstand the harsh weather conditions and exposure to moisture.
Q:What is a JQK composite lightweight thermal insulation brick?
It is a cement based composite waterproof mortar which is pressed and molded. The material has good heat preservation effect and high thermal conductivity.
Q:Are insulating fire bricks resistant to salt attack?
Insulating fire bricks are not typically resistant to salt attack. Salt attack refers to the corrosion and degradation of materials when exposed to salt or saltwater. While insulating fire bricks are designed to have excellent thermal insulation properties, they are not specifically formulated to withstand the corrosive effects of salt. Salt attack can lead to the breakdown of the bricks' structure, reducing their performance and durability over time. If these bricks are regularly exposed to salt or saltwater, it is likely that they will experience accelerated degradation and may not provide long-term reliability in such environments. To ensure resistance to salt attack, it is recommended to use refractory materials specifically designed for this purpose, such as salt-resistant fire bricks or refractories with higher alumina content. These materials have been developed to withstand the corrosive effects of salt and are more suitable for applications where exposure to salt or saltwater is expected.

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