Insulating Fire Brick - GJM32

Ref Price:: $2,744.55 - 3,354.45 / 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 GJM32

Insulating fire brick GJM32 temperature is 1760℃(3200℉). 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 GJM32,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 GJM32

Our insulating bricks GJM32 exhibit the following characteristics:
High refractoriness temperature
Strong resistance to slag
Good high temperature properties

Typical Application of Insulating Fire Brick GJM32

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 Brick GJM32

		GJM32
Physical Properties:
Classifiction Temperature	℃	1650
Density	Kg/m3	1100
Cold Crushing Strength	Mpa	3.5
Reheating Linear Change(24hrs)
1650℃	%	0.8
Hot Load Strength Deform(90 minutes)
1370℃ at 0.069 Mpa（10psi）	%	0.1
Thermal Conductivity
400℃	W/m.k	0.32
600℃	W/m.k	0.35
800℃	W/m.k	0.38
1000℃	W/m.k	0.42
1200℃	W/m.k	0.44
Specific Heat	KJ/Kg.K	1.10
Chemical Analysis:
Al₂O₃	%	75.0
SiO₂	%	23.2
Fe₂O₃	%	0.5
TiO₂	%	0.1
CaO	%	0.1
MgO	%	0.1
Na₂O+K₂O	%	0.6

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: Can insulating fire bricks be used in applications involving molten metal?: Yes, insulating fire bricks can be used in applications involving molten metal. Insulating fire bricks are made from lightweight refractory materials that have excellent thermal insulation properties. They are capable of withstanding high temperatures and can provide insulation and protection against heat transfer. In applications involving molten metal, insulating fire bricks can be used as linings for furnaces, crucibles, and other equipment to prevent heat loss and maintain the desired temperature. They can also act as a barrier between the molten metal and the structural components, preventing damage or contamination. However, it is important to note that the suitability of insulating fire bricks for a specific molten metal application may depend on factors such as the temperature, type of metal, and the specific requirements of the process.

Q: Can insulating fire bricks be used in aluminum smelting furnaces?: Yes, insulating fire bricks can be used in aluminum smelting furnaces. Insulating fire bricks are designed to have low thermal conductivity, which helps to minimize heat losses in the furnace. This property makes them suitable for use in high-temperature applications, such as aluminum smelting. In addition, insulating fire bricks have excellent thermal shock resistance, allowing them to withstand rapid temperature changes that occur during the smelting process. Their lightweight nature also makes them easier to handle and install in the furnace. Overall, insulating fire bricks are a viable option for use in aluminum smelting furnaces, helping to improve energy efficiency and reduce operating costs.

Q: Is it necessary to abolish the technical regulations for the construction of self thermal insulation masonry building with sludge sintering insulation bricks?: The original "technical specification for self insulation masonry building with silt insulation bricks" has been replaced by DGJ32/TJ78-2009 (technical specification for automatic insulation wall system of sintered silt non bearing insulating brick) DGJ32/TJ78-2013.

Q: Are insulating fire bricks resistant to water absorption?: Insulating fire bricks possess resistance against water absorption. Their design emphasizes low porosity and high density, effectively preventing water from penetrating their structure. This resistance to water absorption holds significance as water exposure can result in cracks or damage to fire bricks, thereby diminishing their insulation capabilities and lifespan. Consequently, insulating fire bricks emerge as an optimal selection for applications necessitating moisture resistance, including the construction of kilns, furnaces, or other environments characterized by high temperatures.

Q: Are insulating fire bricks resistant to thermal radiation?: Yes, insulating fire bricks are designed to be resistant to thermal radiation. These bricks are made from materials that have low thermal conductivity and high thermal resistance, allowing them to effectively insulate against heat transfer through radiation.

Q: Are insulating fire bricks easy to cut and shape?: Indeed, cutting and shaping insulating fire bricks proves to be relatively simple. These bricks consist of lightweight refractory materials like ceramic fibers, enabling them to be more manageable when compared to traditional fire bricks. Common tools such as saws, knives, or chisels can be employed to cut and shape these insulating fire bricks. Due to their lightweight composition, they can be easily maneuvered and positioned, facilitating more accurate cuts and shapes. Moreover, if necessary, openings or specific designs can be effortlessly drilled or carved into these bricks. Overall, the convenience of cutting and shaping insulating fire bricks makes them an ideal choice for various applications in construction, insulation, and fireproofing.

Q: How do insulating fire bricks help reduce heat loss through convection?: Insulating fire bricks are specifically designed to minimize heat loss through convection. They achieve this by creating a barrier that prevents the movement of air and heat transfer. These bricks are made from lightweight refractory materials, which have low thermal conductivity. This means that they are not good conductors of heat and do not allow heat to easily pass through them. When these bricks are used in construction, they create a layer of insulation that effectively reduces heat transfer by convection. Convection is the process of heat transfer through the movement of air or fluid particles. The insulating fire bricks act as a barrier, preventing the free flow of air and interrupting the convective currents. The bricks are designed with small, interconnected air pockets or pores, which trap air inside them. These air pockets act as insulators and minimize the transfer of heat by convection. The trapped air forms a stagnant layer, reducing the movement of air and preventing the heat from escaping or entering the area. By reducing heat loss through convection, insulating fire bricks help to maintain a stable and comfortable temperature within a structure. They are commonly used in applications where heat insulation is essential, such as in industrial furnaces, kilns, and fireplaces. These bricks not only enhance energy efficiency by reducing heat loss but also contribute to fire safety by preventing the spread of heat to adjacent areas.

Q: Are insulating fire bricks resistant to flame spread?: Yes, insulating fire bricks are highly resistant to flame spread. These bricks are specifically designed to withstand high temperatures and effectively contain and insulate heat. They are made from refractory materials that have low thermal conductivity, which means they are excellent at preventing heat transfer and resisting flame spread. Insulating fire bricks are commonly used in applications such as kilns, furnaces, and fireplaces, where the ability to withstand and control high temperatures is crucial. Their resistance to flame spread makes them a reliable and safe choice for these types of environments.

Q: What is the recommended method for installing insulating fire bricks?: The recommended method for installing insulating fire bricks involves several steps to ensure proper insulation and structural integrity. Here is a step-by-step guide: 1. Prepare the surface: Make sure the surface where the insulating fire bricks will be installed is clean and free from debris. Remove any loose or damaged bricks from the area. 2. Measure and plan: Measure the area where the bricks will be installed and plan the layout accordingly. Take into consideration any openings or corners that may require special cutting or shaping of the bricks. 3. Cut the bricks: Use a diamond blade saw or a masonry saw to cut the insulating fire bricks to the desired size and shape. Wear appropriate protective gear, such as safety goggles and a dust mask, when cutting the bricks. 4. Apply adhesive: Apply a thin layer of refractory adhesive or mortar to the surface where the first brick will be placed. Spread the adhesive evenly using a trowel or a notched trowel. 5. Place the bricks: Carefully place the first brick onto the adhesive, pressing it firmly into place. Ensure that it is level and aligned with the adjacent bricks. Repeat this step for the remaining bricks, leaving a small gap between each brick for expansion. 6. Fill the gaps: Fill the gaps between the bricks with refractory mortar, using a trowel or a grout bag. Press the mortar firmly into the gaps to ensure a tight seal. 7. Allow for curing: Let the adhesive and mortar cure for the recommended time, usually 24 to 48 hours. This will ensure that the bricks are securely bonded and ready for use. 8. Test and insulate: After the curing period, test the installation by gently tapping the bricks to check for stability. Once confirmed, you can proceed with insulating the surrounding area if required, following the manufacturer's instructions. Remember to always follow the specific instructions provided by the manufacturer of the insulating fire bricks and any adhesive or mortar being used. Additionally, it is advisable to consult with a professional or experienced installer if you are unsure about any step of the installation process.

Q: Can insulating fire bricks be used in aluminum furnaces?: Yes, insulating fire bricks can be used in aluminum furnaces. These bricks have excellent insulating properties and can withstand high temperatures, making them suitable for use in aluminum furnaces where thermal insulation is required.

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