Cordierite Kiln Furniture Insulating Fire Brick

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Material: cordierite &mullite

It is used in heat shock applications that would crack and shatter most other ceramic materials, it can survive thousands of heating and cooling cycles.

it is characterized by high purity, high density, high strength and good thermal shock resistance, is mainly used as high temperature (1350-1650oC) kiln linings or kiln furniture in ceramics and refractories industries, gas combustion furnace in petrochemical industry and other high temperature services where thermal shock happens frequently.

Cordierite porcelain
Essential components	2MgO 2Al2O3 5SiO2
	Density		g/cm3	2.5
	Water Absorption			0
Material characteristics	Agglomeration temperature			1350
	Hardness		HV	800
	AntiFolding Strength		Kgf/cm2	900
Physical characteristics	Compressive Strength		Kgf/cm2	3500
	Tenacity		Map.m3/2	-
	Highest application temperature			1 000
	Thermal expansion coefficient 0-1000		/	4*10-6
Thermodynamic property	Heat resistance		T()	250
	Thermal conductivity		W/m.k(25-300)	1.3-
		20		>1012
		100	>.cm	107-108
	Volume resistivity	300		3*105
Electrical specification	Insulation breakdown intensity		KV/mm	10
	Dielectric constant		100MHz(E)	6

Q:Do insulating fire bricks expand and contract with temperature changes?: Yes, insulating fire bricks do expand and contract with temperature changes.

Q:Are insulating fire bricks resistant to saltwater?: Insulating fire bricks are typically not resistant to saltwater. Saltwater contains high levels of salt, which can cause corrosion and degradation of the material over time. It is recommended to use refractory materials that are specifically designed to withstand saltwater environments if you are looking for a solution that is resistant to corrosion.

Q:Are insulating fire bricks suitable for use in wood-fired ovens?: Indeed, insulating fire bricks are appropriate for utilization in wood-fired ovens. These bricks have been meticulously crafted to endure extreme temperatures, rendering them exceptionally suitable for deployment in ovens or other heat-intensive scenarios. Insulating fire bricks boast exceptional thermal insulation properties, aiding in the preservation of heat within the oven and guaranteeing a more effective cooking procedure. Moreover, these bricks exhibit low thermal conductivity, signifying that they transmit less heat to the external surfaces, resulting in a cooking experience that is both safer and more comfortable. Consequently, the utilization of insulating fire bricks in wood-fired ovens can yield superior heat retention, enhanced energy efficiency, and an overall improved performance.

Q:How do insulating fire bricks affect the overall fire rating of a structure?: The overall fire rating of a structure is greatly influenced by the use of insulating fire bricks. These bricks are specifically designed to provide effective thermal insulation, thus reducing heat transfer and the risk of fire propagation. Incorporating insulating fire bricks into the construction of walls, ceilings, and floors significantly enhances the structural integrity of the building. The insulating properties of these bricks limit the spread of fire by reducing heat conduction through building materials. This is achieved through the presence of tiny air pockets within the bricks that act as insulating barriers. As a result, the temperature rise on the non-exposed side of the wall or floor is minimized, preventing the rapid spread of fire to other areas of the structure. In addition to their thermal insulation capabilities, insulating fire bricks are also highly resistant to high temperatures. This allows them to maintain their structural integrity even when exposed to intense heat, making them highly resistant to fire damage. Using these bricks in critical areas such as fire-rated walls, doors, and fireplaces significantly improves the overall fire rating of a structure. Furthermore, insulating fire bricks offer additional benefits such as soundproofing, energy efficiency, and durability. They reduce sound transmission, creating a quieter environment inside the structure. Their excellent insulation properties also minimize heat loss or gain, resulting in lower heating and cooling costs. Additionally, their resistance to thermal shock and chemical corrosion ensures a long-lasting and reliable fire barrier. To conclude, insulating fire bricks play a crucial role in enhancing the overall fire rating of a structure. Their exceptional thermal insulation properties and ability to withstand high temperatures contribute to preventing the rapid spread of fire and minimizing fire damage. Incorporating these bricks into the construction of walls, ceilings, and floors significantly improves the fire safety of a building, providing occupants with valuable evacuation time and minimizing property loss.

Q:How do insulating fire bricks affect the overall insulation efficiency of a process?: Insulating fire bricks play a crucial role in enhancing the overall insulation efficiency of a process. These bricks are specifically designed to have low thermal conductivity, which means they are excellent at resisting heat transfer. This property helps to minimize the loss of heat energy and maintain a consistent and controlled temperature within the process. By using insulating fire bricks, the amount of heat that escapes from the process is significantly reduced. This leads to better energy conservation and ultimately, increased insulation efficiency. The bricks act as a barrier, preventing the conduction of heat through the walls, floors, or other components of the process equipment. This is especially important in high-temperature applications, where heat loss can be substantial. Furthermore, insulating fire bricks are capable of withstanding high temperatures without deteriorating or melting. This means they can effectively insulate the process even when exposed to extreme heat conditions. Their durability ensures long-lasting performance and reliable insulation over time. Another advantage of using insulating fire bricks is their lightweight nature. Compared to traditional dense bricks, they have a lower density, which reduces the overall weight of the equipment or structure. This not only simplifies the construction process but also minimizes the load on supporting structures. In summary, insulating fire bricks contribute to the overall insulation efficiency of a process by reducing heat loss, maintaining a controlled temperature, and providing long-lasting insulation capabilities. Their low thermal conductivity, high-temperature resistance, and lightweight properties make them an ideal choice for various industrial applications where energy conservation and efficient insulation are essential.

Q:Can insulating fire bricks be custom-made?: Yes, insulating fire bricks can be custom-made to meet specific requirements and dimensions.

Q:Can insulating fire bricks be used in the construction of lime kilns?: Yes, insulating fire bricks can be used in the construction of lime kilns. These bricks are specially designed to withstand high temperatures and provide excellent insulation, making them suitable for lining the interior of lime kilns. Their ability to retain heat and reduce heat loss can help enhance the efficiency and performance of the lime kiln.

Q:Can insulating fire bricks be used in the construction of refractory-lined vessels?: Insulating fire bricks have the capability to be utilized in the construction of vessels lined with refractories. These bricks are specially designed to possess low thermal conductivity, making them an ideal choice for applications that require insulation. When constructing refractory-lined vessels, insulating fire bricks are commonly placed in the outer layers of the lining to offer insulation and minimize heat loss. This contributes to enhanced energy efficiency and the maintenance of high temperatures within the vessel. Nevertheless, it is essential to consider that insulating fire bricks may not be suitable for all sections of the refractory lining, particularly in areas where high mechanical strength or resistance to chemical attack is necessary. In such instances, alternative types of refractory bricks may be necessary.

Q:Are insulating fire bricks suitable for use in furnaces?: Yes, insulating fire bricks are suitable for use in furnaces. Insulating fire bricks are specially designed to withstand high temperatures and provide excellent insulation properties. They are made from lightweight materials with low thermal conductivity, which helps to retain heat and reduce energy loss in the furnace. These bricks are able to withstand temperatures up to 3000°F (1650°C) and are commonly used in various types of furnaces, including kilns, incinerators, and industrial furnaces. Their insulating properties help to improve energy efficiency and reduce fuel consumption, making them a popular choice for furnace applications.

Q:Are insulating fire bricks resistant to moisture penetration?: Yes, insulating fire bricks are resistant to moisture penetration. These bricks are designed to have low porosity, which means they have a very low water absorption rate. This characteristic makes them highly resistant to moisture penetration. Insulating fire bricks are commonly used in applications where they are exposed to high temperatures and harsh conditions, such as kilns, furnaces, and fireplaces. Their resistance to moisture penetration ensures their durability and effectiveness in these environments.

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