Insulating Fire Brick - Refractory Mullite Insulating Fire Brick GJM23
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 100000 m.t./month
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General Information
CMAX insulating firebricks are classified under temperature between 1300℃ to 1700℃, manufactured from high purity alumina clay.
1. Lower content of iron, alkaline and impurities, good high temperature properties.
2. Homogeneous structure, light weight, energy saving because lower heat storage in the furnace during cooling cycles.
3. High strength, good thermal shock resistance under high temperature.
4. Precise sizes due to grinding and shaping after sintering, which meets the requirement of construction.
5. Max service temp: Up to 1730C (3160F)
Feature
Light weight and low thermal conductivity
Low heat storage
Low iron and impurities
High thermal shock resistance
Application
CMAX insulating firebricks can be used as a hot face lining directly exposed to the heat or as a backup insulation layer in iron and steel mills, non-ferrous foundries, petrochemical, ceramic, glass.
ITEM | GJM30 | GJM28 | GJM26 | GJM23 |
Classification Temperature, ℉/℃ | 3000/1650 | 2800/1540 | 2600/1430 | 2300/1260 |
Bulk Density，g/cm³ | ≤1.0 | ≤0.9 | ≤0.8 | ≥0.5 |
Reheating Linear Change, % | ≤0.9 (1550℃,12 h) | ≤0.8 (1510℃,12 h) | ≤0.7 (1410℃,12 h) | ≤0.5 (1230℃,12 h) |
Al2O3 Content, % | ≥75 | ≥65 | ≥55 | ≥45 |
Fe2O3 Content, % | ≤0.5 | ≤0.6 | ≤0.7 | ≤1.0 |
Thermal Conductivity: | ||||
800℃, w/m.k | ≤0.39 | ≤0.37 | ≤0.35 | ≤0.18 |
1000℃, w/m.k | ≤0.43 | ≤0.41 | ≤0.39 | ≤0.20 |
1200℃, w/m.k | ≤0.48 | ≤0.46 | ≤0.43 | --- |
- Q: Can insulating fire bricks be used as a lining material for boilers?
- Yes, insulating fire bricks can be used as a lining material for boilers. Insulating fire bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for use in boiler linings.
- Q: Is sintering insulation brick good or concrete porous brick good?
- Strength and fastness are, of course, porous bricks.
- Q: Are insulating fire bricks suitable for insulation in refinery heaters?
- Yes, insulating fire bricks are suitable for insulation in refinery heaters. These bricks are specifically designed to withstand high temperatures and provide excellent insulation properties, making them ideal for use in refinery heaters where insulation is crucial to minimize heat loss and improve energy efficiency.
- Q: How do insulating fire bricks affect the overall insulation properties of a structure?
- Insulating fire bricks play a vital role in enhancing the insulation properties of a structure. These bricks are specifically designed to have low thermal conductivity, enabling them to effectively resist heat transfer. Consequently, they act as a barrier, preventing heat from escaping during cold weather and blocking external heat intrusion during hot weather. The utilization of insulating fire bricks significantly improves the overall thermal insulation of a structure. These bricks possess high porosity and low density, allowing them to trap air within their structure. This trapped air acts as an exceptional insulator, creating a thermal barrier that minimizes heat transfer through conduction, convection, and radiation. Consequently, the heat loss or gain through the walls, floors, and roofs of a building is notably reduced. Furthermore, insulating fire bricks exhibit excellent refractory properties, enabling them to withstand high temperatures without deforming or deteriorating. This characteristic is crucial in applications where the structure is exposed to extreme heat, such as industrial furnaces or kilns. By maintaining their structural integrity under high temperatures, these bricks ensure that the insulation properties of the structure remain intact even in challenging environments. Overall, the use of insulating fire bricks has a positive impact on the insulation properties of a structure. They effectively reduce heat transfer, conserve energy, and maintain a comfortable indoor environment. Additionally, their durability and resistance to high temperatures make them a dependable choice for insulation in various industrial and residential applications.
- Q: Are insulating fire bricks resistant to fire?
- Yes, insulating fire bricks are indeed resistant to fire. These bricks are specially designed and manufactured to withstand high temperatures and provide excellent insulation properties. Insulating fire bricks are made from lightweight refractory materials, such as ceramic fibers or expanded clay, which have low thermal conductivity and high melting points. This allows them to effectively retain heat and protect against extreme temperatures. They are commonly used in applications where high temperatures are present, such as in furnaces, kilns, and fireplaces. Overall, insulating fire bricks are specifically engineered to be highly fire resistant and are an ideal choice for insulating against heat and preventing the spread of fire.
- Q: Can insulating fire bricks be used in the construction of radiant tubes?
- Yes, insulating fire bricks can be used in the construction of radiant tubes. These bricks are designed to have low thermal conductivity, which makes them an excellent choice for insulating applications such as radiant tubes. They can help to minimize heat loss and improve the efficiency of the radiant heating system.
- Q: Can insulating fire bricks be used in brick ovens?
- Yes, insulating fire bricks can be used in brick ovens. Insulating fire bricks are designed to withstand high temperatures and provide excellent heat insulation, making them ideal for use in brick ovens. These bricks are made from lightweight refractory materials, which help to reduce heat loss and improve the overall energy efficiency of the oven. Additionally, insulating fire bricks are resistant to thermal shock, meaning they can withstand rapid changes in temperature without cracking or breaking. This makes them a reliable and durable choice for brick oven construction.
- Q: Can insulating fire bricks be used for insulation in boilers?
- Yes, insulating fire bricks can be used for insulation in boilers. Insulating fire bricks are specifically designed to withstand high temperatures and provide excellent thermal insulation. They have low thermal conductivity, meaning they can effectively reduce heat loss and improve the energy efficiency of boilers. Additionally, insulating fire bricks are lightweight and easy to install, making them a popular choice for insulation in boilers. They can help maintain high temperatures inside the boiler, allowing for efficient combustion and heat transfer, while also protecting the outer structure from excessive heat. Overall, insulating fire bricks are a reliable and effective choice for insulation in boilers.
- Q: Do insulating fire bricks require a specific curing or drying process before use?
- Yes, insulating fire bricks typically require a specific curing or drying process before use. This involves gradually heating the bricks to remove any moisture or volatile materials present, which helps to prevent cracking or damage during subsequent use. The exact curing or drying process may vary depending on the specific type and manufacturer of the insulating fire bricks.
- Q: Can insulating fire bricks be used for insulation in boilers?
- Yes, insulating fire bricks can be used for insulation in boilers. Insulating fire bricks are specifically designed to withstand high temperatures and provide excellent thermal insulation. They have low thermal conductivity, meaning they can effectively reduce heat loss and improve the energy efficiency of boilers. Additionally, insulating fire bricks are lightweight and easy to install, making them a popular choice for insulation in boilers. They can help maintain high temperatures inside the boiler, allowing for efficient combustion and heat transfer, while also protecting the outer structure from excessive heat. Overall, insulating fire bricks are a reliable and effective choice for insulation in boilers.
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Insulating Fire Brick - Refractory Mullite Insulating Fire Brick GJM23
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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