$High alumina refractories brick System 1$
$High alumina refractories brick System 2$
$High alumina refractories brick System 3$

$High alumina refractories brick$

$High alumina refractories brick System 1$

$High alumina refractories brick System 2$

$High alumina refractories brick System 3$

High alumina refractories brick

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Payment Terms:: TT OR LC

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Specifications

Fire brick
1.ISO 9001 approved,
2.With high quality and competitive price,
3.Standard and special shape.

Fire-clay refractory brick.
1. N-1
AL2O3 (%)>42
Refractoriness >1750
Refractoriness under load KD>1400
Permanent linear change onreheating
1500*2h
1450*2h
1400*2h:+0.1; -0.4
Apparent Porosity(%)<22
Cold crushing strength (Mpa)>29.4

2. N-2a
AL2O3 (%)>40
Refractoriness >1730
Refractoriness under load KD>1350
Permanent linear change onreheating
1500*2h
1450*2h
1400*2h:+0.1; -0.5
Apparent Porosity(%)<24
Cold crushing strength (Mpa)>24.5

High-alumina refractory brick
1. LZ-75
AL2O3 (%)>75
Refractoriness>1790
Refractoriness under load KD>1520
Permanent linear change onreheating
1500*2h:+0.1; -0.4
1450*2h
1400*2h
Apparent Porosity(%)<23
Cold crushing strength (Mpa)>53.9

2. LZ-65
AL2O3 (%)>65
Refractoriness >1790
Refractoriness under load KD>1500
Permanent linear change onreheating
1500*2h:+0.1; -0.4
1450*2h
1400*2h
Apparent Porosity(%)<23
Cold crushing strength (Mpa)>49

3.LZ-55
AL2O3 (%)>55
Refractoriness >1770
Refractoriness under load KD>1470
Permanent linear change onreheating
1500*2h:+0.1; -0.4
1450*2h
1400*2h
Apparent Porosity(%)<22
Cold crushing strength (Mpa)>44.1

4.LZ-48
AL2O3 (%)>48
Refractoriness >1750
Refractoriness under load KD>1420
Permanent linear change onreheating
1500*2h
1450*2h:+0.1; -0.4
1400*2h
Apparent Porosity(%)<22
Cold crushing strength (Mpa)>39.2

Fire clay brick SK-32
Item	Standard
AI2O3(%)	30
Fe2O3 (%)	3.5
Refractoriness (SK)	32
Refractoriness under load, 0.2MPa, Ta, (°C)	1300
Porosity (%)	22-26
Bulk density (g/cm³)	2.05
Cold crushing strength (MPa)	25
Thermal expansion at 1000°C (%)	0.6

Fire clay brick SK-34
Item	Standard
AI2O3(%)	38
Fe2O3 (%)	2.5
Refractoriness (SK)	34
Refractoriness under load, 0.2MPa, Ta, (°C)	1350
Porosity (%)	19-23
Bulk density (g/cm³)	2.10-2.15
Cold crushing strength (MPa)	25
Thermal expansion at 1000°C (%)	0.6

Fire clay brick SK-36
Item	Standard
AI2O3(%)	50
Fe2O3 (%)	2
Refractoriness (SK)	36
Refractoriness under load, 0.2MPa, Ta, (°C)	1450
Porosity (%)	20-24
Bulk density (g/cm³)	2.30-2.40
Cold crushing strength (MPa)	45
Thermal expansion at 1000°C (%)	0.3

$High alumina refractories brick$

Q:How do insulating fire bricks affect the overall durability of a structure?: The overall durability of a structure is significantly improved with the inclusion of insulating fire bricks. These bricks are designed with a low thermal conductivity, effectively resisting heat transfer. By limiting the amount of heat that passes through, they maintain a stable temperature within the structure, safeguarding it against extreme temperature changes. One of the primary advantages of insulating fire bricks is their capacity to endure high temperatures. They possess a high melting point, enabling them to maintain their structural integrity even in the presence of intense heat. This characteristic is particularly important in structures that generate high temperatures, such as furnaces or kilns. The ability of insulating fire bricks to withstand such extreme heat greatly contributes to the structure's durability. Additionally, insulating fire bricks offer exceptional insulation. Their low thermal conductivity prevents heat from escaping or entering the structure, resulting in energy efficiency. This not only reduces energy consumption, but also shields the structure from potential damage caused by excessive heat loss. By maintaining a consistent temperature, insulating fire bricks prevent thermal expansion and contraction, which can lead to cracks and structural instability. Apart from their resistance to heat and insulation properties, insulating fire bricks are also known for their resistance to chemical corrosion. Many structures are exposed to harsh environments or chemicals that can cause deterioration. However, insulating fire bricks are made from materials that resist chemical reactions, ensuring their durability and longevity. Overall, the utilization of insulating fire bricks significantly enhances the durability of a structure. Their capacity to endure high temperatures, provide insulation, and resist chemical corrosion makes them a valuable component in various industrial and residential applications. By ensuring a stable and protected environment, insulating fire bricks contribute to the long-lasting and reliable performance of the structure.

Q:Can insulating fire bricks be used in incinerators?: Yes, insulating fire bricks can be used in incinerators. They are designed to withstand high temperatures and provide excellent insulation, making them suitable for use in the intense heat of incinerator systems.

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:What are the specifications of high strength diatomite insulating bricks?: Exterior wall insulation decorative board insulation performance is very good, and the processing method, anchor node and patent products cold bridge design reduces the energy loss, therefore, especially in the area of bad weather such as the northeast, northwest and other places, energy-saving insulation requirements are very high, the traditional thermal insulation construction has brought great difficulty to the construction.

Q:What is the exterior wall insulation material made of graphite?: Graphite is polystyrene board, polyurethane graphite plate, from the point of view of building the acceptance specification in the use process, the core index of insulation material is the heat transfer coefficient and safety, by now a large number of glazed hollow bead slurry from the actual situation it seems difficult to ensure the quality of construction materials should be on site workers slurry mixing, finished product the quality gap made out of very large.

Q:Can insulating fire bricks be used in electric furnaces?: Yes, insulating fire bricks can be used in electric furnaces. Insulating fire bricks are designed to have low thermal conductivity, which makes them ideal for use in applications where heat needs to be contained or insulated. Electric furnaces require insulation to prevent heat loss and improve energy efficiency. Insulating fire bricks can withstand high temperatures and provide excellent insulation properties, making them suitable for use in electric furnaces. Additionally, they are lightweight and easy to install, making them a preferred choice for insulation in electric furnaces.

Q:Are insulating fire bricks fire-rated?: Indeed, insulating fire bricks possess fire-rating. They are purposefully crafted to endure elevated temperatures and furnish superior thermal insulation in diverse applications. Fashioned from a distinct ceramic material with minimal thermal conductivity, these bricks possess the capability to retain heat and impede its transmission to the surroundings. Such attribute endows them with remarkable fire resistance, thereby safeguarding the structures they are employed in. Commonly employed within furnaces, kilns, fireplaces, and other environments characterized by high temperatures, insulating fire bricks play a pivotal role in ensuring fire protection.

Q:Do insulating fire bricks have low thermal conductivity?: Yes, insulating fire bricks have low thermal conductivity.

Q:Can insulating fire bricks be used in the construction of lime production linings?: Insulating fire bricks are capable of being utilized in the construction of lime production linings. These bricks are specifically designed to possess low thermal conductivity, making them exceptionally beneficial for applications that necessitate heat insulation. In the process of calcination that takes place during lime production, high temperatures are essential. By incorporating insulating fire bricks into the construction of lime production linings, heat loss can be minimized, thus enhancing energy efficiency. Furthermore, these bricks are lightweight and easy to manipulate, rendering them suitable for lining various components of lime kilns and other equipment employed in the lime production process. In summary, the utilization of insulating fire bricks in lime production linings has the potential to optimize the production process and enhance the overall performance of lime production facilities.

Q:Is it necessary to use mortar when installing insulating fire bricks?: Yes, it is necessary to use mortar when installing insulating fire bricks. Mortar acts as a bonding agent between the bricks, ensuring stability and preventing heat loss. It also helps to seal any gaps or cracks, enhancing the insulation properties of the bricks.

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