Insulating Fire Brick - GJM Insulation Brick Insulating Brick
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 1000 pc
- Supply Capability:
- 100000000 pc/month
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General information of Insulating Brick
Insulating firebricks are classified under tempera-ture between 1100C to 1700C, manufactured from high purity alumina clay.
Insulating fire bricks are made from high purity alumina and low iron content raw materials. The insulating fire bricks are produced by mixing, casting or extruding, drying, sintering and grinding. Our insulating fire bricks GJM23 temperature is 1260℃(2300℉). A variety of type could be done according to customer’s request.
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 GJM23,we choose the casting methord.The casting insulating fire bricks offering the lowest density, the lowest thermal conductivity for the application above 1000℃.
Application of Insulation brick
Insulating firebricks can be used as a hot face lining directly exposed to the heat or as a backup insulation layerin iron and steel mills, non-ferrous foundries, petrochemical, ceramic, glass.
Features of Insulation brick
◆Light weight and low thermal conductivity
◆Low heat storage
◆Low iron and impurities
◆High thermal shock resistance
Technical Data of GJM series Insulation brick
| JM23 | JM26 | JM28 | JM30 | JM32 | ||||
| Physical Properties: | ||||||||
| Classifiction Temperature | ℃ | 1260.0 | 1430.0 | 1500.0 | 1600.0 | 1650 | ||
| Density | Kg/m3 | 550.0 | 850.0 | 900.0 | 1000.0 | 1100 | ||
| Cold Crushing Strength | Mpa | 1.2 | 2.0 | 2.5 | 2.8 | 3.5 | ||
| Reheating Linear Change(24hrs) | ||||||||
| 1230℃ | % | 0.4 | ||||||
| 1300℃ | ||||||||
| 1400℃ | % | 0.5 | ||||||
| 1510℃ | % | 0.6 | ||||||
| 1600℃ | % | 0.7 | ||||||
| 1650℃ | % | 0.8 | ||||||
| Hot Load Strength Deform(90 minutes) | ||||||||
| 1100℃ at 0.034 Mpa（5psi） | % | 0.1 | ||||||
| 1260℃ at 0.069 Mpa（10psi） | % | 0.2 | ||||||
| 1320℃ at 0.069 Mpa（10psi） | % | 0.3 | ||||||
| 1370℃ at 0.069 Mpa（10psi） | % | 0.2 | 0.1 | |||||
| Thermal Conductivity | ||||||||
| 400℃ | W/m.k | 0.2 | 0.3 | 0.3 | 0.3 | 0.32 | ||
| 600℃ | W/m.k | 0.2 | 0.3 | 0.3 | 0.3 | 0.35 | ||
| 800℃ | W/m.k | 0.2 | 0.3 | 0.4 | 0.4 | 0.38 | ||
| 1000℃ | W/m.k | 0.2 | 0.3 | 0.4 | 0.4 | 0.42 | ||
| 1200℃ | W/m.k | 0.4 | 0.4 | 0.4 | 0.44 | |||
| 1400℃ | W/m.k | |||||||
| Specific Heat | KJ/Kg.K | 1.1 | 1.1 | 1.1 | 1.1 | 1.10 | ||
| Chemical Analysis: | ||||||||
| Al2O3 | % | 47.0 | 50.0 | 60.0 | 70.0 | 75.0 | ||
| SiO2 | % | 44.4 | 47.1 | 38.2 | 28.3 | 23.2 | ||
| Fe2O3 | % | 0.9 | 0.7 | 0.6 | 0.5 | 0.5 | ||
| TiO2 | % | 1.2 | 0.1 | 0.1 | 0.1 | 0.1 | ||
| CaO | % | 5.2 | 0.1 | 0.1 | 0.1 | 0.1 | ||
| MgO | % | 0.3 | 0.2 | 0.1 | 0.1 | 0.1 | ||
| Na2O+K2O | % | 1.1 | 1.7 | 0.8 | 0.7 | 0.6 | ||
Technical Data of B series Insulation Brick
| B-1 | B-2 | B-3 | B-4 | B-5 | B-6 | B-7 | ||||
| Physical Properties: | ||||||||||
| Density | g/cm3 | 0.7 | 0.7 | 0.75 | 0.80 | 0.80 | 0.90 | 1.00 | ||
| Cold Crushing Strength | Mpa | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 3.0 | 3.0 | ||
| Thermal Conductivity 350℃ | W/m.k | 0.17 | 0.18 | 0.20 | 0.22 | 0.23 | 0.27 | 0.31 | ||
Technical Data of C series Insulation Brick
| C-1 | C-2 | C-3 | ||||
| Physical Properties: | ||||||
| Density | g/cm3 | 1.1 | 1.2 | 1.3 | ||
| Cold Crushing Strength | Mpa | 5.0 | 7.0 | 10.0 | ||
| Thermal Conductivity 350℃ | W/m.k | 0.30 | 0.38 | 0.45 | ||
Photo of Insulation Brick
- Q: Can insulating fire bricks be used in the construction of pizza ovens?
- Yes, insulating fire bricks can be used in the construction of pizza ovens. These bricks have excellent heat retention properties which help to create a high and even temperature inside the oven. Additionally, their insulating properties help to decrease heat loss, making them ideal for pizza ovens where maintaining a consistent and high temperature is crucial for achieving crispy and delicious pizzas.
- Q: Are insulating fire bricks safe to use in contact with food or beverages?
- No, insulating fire bricks are not safe to use in contact with food or beverages. They are primarily designed for high-temperature applications such as lining kilns or furnaces and may contain harmful substances or release toxic fumes when exposed to food or beverages. It is important to use materials that are specifically approved for food contact when it comes to handling or storing food and beverages.
- Q: Are insulating fire bricks suitable for use in the construction of lime kilns?
- Yes, insulating fire bricks are suitable for use in the construction of lime kilns. Insulating fire bricks have high thermal insulation properties, which helps in retaining heat within the kiln. This insulation is essential for maintaining high temperatures necessary for lime production. Additionally, insulating fire bricks are lightweight and durable, making them an ideal choice for lime kiln construction.
- Q: Are insulating fire bricks resistant to flame impingement?
- Yes, insulating fire bricks are resistant to flame impingement.
- Q: Can insulating fire bricks be used for insulation in ovens and kilns?
- Insulating fire bricks are indeed suitable for insulation in ovens and kilns. These bricks are specially designed to withstand high temperatures and offer exceptional thermal insulation. They are composed of lightweight materials such as clay and other refractory substances with low thermal conductivity. Consequently, they possess the ability to effectively retain heat and prevent its escape, making them an ideal choice for ovens and kilns where heat retention is of utmost importance. Furthermore, insulating fire bricks possess resistance against thermal shock, enabling them to endure rapid temperature changes without cracking or breaking. Ultimately, insulating fire bricks guarantee efficient heat distribution and energy conservation, making them a reliable option for insulating ovens and kilns.
- Q: Do insulating fire bricks have any impact on indoor air quality?
- Insulating fire bricks do not have any direct impact on indoor air quality. These bricks are made from materials that are generally inert and do not release any harmful substances or volatile organic compounds into the air. However, it is important to note that the overall indoor air quality can be influenced by various factors, such as the presence of other materials, pollutants, or ventilation systems in the surrounding environment.
- Q: Are insulating fire bricks suitable for use in residential fireplaces?
- Insulating fire bricks can be suitable for use in residential fireplaces, depending on the specific requirements and preferences of the homeowner. Insulating fire bricks are designed to have a low thermal conductivity, which means they can effectively retain heat and prevent it from escaping the fireplace. This can result in a more efficient and effective heating of the room, as less heat is lost through the bricks. Additionally, insulating fire bricks are lightweight and easy to handle, making them a convenient option for homeowners who may want to install or replace bricks themselves. They are also durable and resistant to high temperatures, ensuring that they can withstand the intense heat produced by the fire. However, it is important to note that insulating fire bricks may not be the best choice for everyone. Traditional fire bricks are denser and have a higher thermal mass, which means they can absorb and radiate heat for a longer period of time. This can create a more consistent and long-lasting heat output, which some homeowners may prefer. Ultimately, the decision to use insulating fire bricks in a residential fireplace should be based on the specific needs and preferences of the homeowner. Consulting with a professional fireplace installer or seeking advice from a reputable supplier can help ensure that the chosen bricks are suitable for the intended use.
- Q: Are insulating fire bricks resistant to hydrofluoric acid?
- Yes, insulating fire bricks are resistant to hydrofluoric acid.
- Q: Can insulating fire bricks be used in kilns?
- Indeed, kilns can utilize insulating fire bricks. These bricks are specifically engineered to endure extreme temperatures while offering exceptional insulation, rendering them highly suitable for kiln applications. Their low thermal conductivity plays a pivotal role in preserving the heat generated within the kiln, guaranteeing efficient and consistent heating. Furthermore, their lightweight nature facilitates effortless handling and installation in kilns. Moreover, they exhibit resistance to thermal shock, enabling them to withstand abrupt temperature fluctuations without succumbing to cracks or breakage. All in all, insulating fire bricks emerge as a dependable and efficient option for kiln usage.
- Q: Can insulating fire bricks be used for kiln furniture?
- Yes, insulating fire bricks can be used for kiln furniture. Insulating fire bricks are designed to withstand high temperatures and are commonly used in industrial kilns and furnaces. They have excellent thermal insulation properties, which makes them ideal for creating kiln furniture such as shelves, posts, and supports. The insulating properties of these bricks help to distribute heat evenly throughout the kiln, ensuring that the items being fired are heated consistently. Additionally, insulating fire bricks are lightweight and easy to handle, making them a convenient choice for kiln furniture.
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Insulating Fire Brick - GJM Insulation Brick Insulating Brick
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 1000 pc
- Supply Capability:
- 100000000 pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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