Insulating Fire Brick - Refractory Thermal Insulation Magnesia Fire Bricks for Electric Furnace
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t.
- Supply Capability:
- 100 m.t./month
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Quick Details
| Place of Origin: | (Mainland) | Shape: | Brick | Material: | MgO-Carbon Brick |
| SiO2 Content (%): | customized | Al2O3 Content (%): | customized | MgO Content (%): | ≥78 |
| CaO Content (%): | 0 | Refractoriness (Degree): | 1770°< Refractoriness< 2000° | Model Number: | YH-MT10B |
| Brand Name: |
| Bulk density(g/cm³): | ≥2.9g/cm³ | Apparent porosity(%): | ≤5 |
| C(%): | ≥10 | compressive strengthMPa): | ≥35 | High Temperature Flexural strength(MPa): | ≥6 |
Packaging & Delivery
| Packaging Detail: | The refractory thermal insulation magnesia fire bricks for electric furnace is packed on wooden pallets with three layers water-proof shrink film and tightened with plastic/steel bandages,when in the transportation process of magnesia carbon brick,we should pay attention to moisture and light handling. |
| Delivery Detail: | 7-15 working days |
Specifications
1.High slag resistance& high refractoriness&high strength
2.Approved by SINOSTEEL
3.Factory direct price
4.ISO certificate
Refractory Thermal Insulation Magnesia Fire Bricks for Electric Furnace
YH-MT Series refractory thermal insulation magnesia fire bricks for electric furnace are designed and manufactured as per the different usage parts and working conditions of electric furnace, converter and ladle. It is shaped by high purity and high compact or large crystalline fused magnesia and high purity graphite as main materials and phenolic resin as binder.This kind of lime kiln used magnesia brick is mainly applied for the lining parts of electric furnace and converter.Directly touching molten steel and slag,it has the advantages of high strength,high slag resistance,good thermal stability and high refractoriness.According to melting conditions,different grades of magnesia carbon refractory brick should be chosen for the various usage parts of furnace body and ladle.
Main Chemical Compositions and Physical Properties
| Items | YH-MT10A | YH-MT10B | YH-MT14A | YH-MT14B | YH-MT16A | |
| Chemical Compositions(%) | MgO | 80 | 78 | 76 | 74 | 74 |
| C | 10 | 10 | 14 | 14 | 16 | |
| Apparent Porosity(%) | 4 | 5 | 4 | 5 | 5 | |
| Bulk Density(g/cm³) | 2.95 | 2.9 | 2.95 | 2.95 | 2.9 | |
| Compressive Strength(Mpa) | 40 | 35 | 40 | 40 | 35 | |
| High Temperature Flexural Strength(Mpa) | 6 | 6 | 10 | 10 | 7 | |
Product Show of Refractory Thermal Insulation Magnesia Fire Bricks
Packing Method of Refractory Thermal Insulation Magnesia Fire Bricks
1.The refractory thermal insulation magnesia fire bricks for electric furnace will be packed as the standard of exporting, used wooden pallet with plastic/steel bandages,when in the transportation process of magnesia carbon brick,we should pay attention to moisture and light handling.
2.The packing of refractory thermal insulation magnesia fire bricks for electric furnace will accept customer's requirement if any.
3.Delivery within 7-15 working days after your payment.
4.Fast delievery accepted by customers.
Our Service 
1. We could send the Technology Staff to help you to install
2.We could keep in touch with you any time for answering your questions
3.We could design the Refractory Solution for you according to your Drawing of Vessel
4.We could provide you a perfect after sale service
- Q: Can insulating fire bricks be used in the construction of kilns?
- Yes, insulating fire bricks can be used in the construction of kilns. Insulating fire bricks are designed to have a high insulating value, which means they can withstand high temperatures while minimizing heat loss. This makes them ideal for kiln construction, as they help to maintain and regulate the desired temperature within the kiln. Additionally, insulating fire bricks are lightweight and easy to handle, making them convenient for use in kiln construction. They are also resistant to thermal shock, which is important in kilns where rapid temperature changes may occur. Overall, insulating fire bricks are a popular choice for kiln construction due to their insulating properties, durability, and ease of use.
- Q: Can insulating fire bricks be used in the construction of industrial boilers?
- Industrial boilers can utilize insulating fire bricks for their construction. These bricks are specially designed with low thermal conductivity, making them ideal for retaining heat in high-temperature applications. In the case of industrial boilers, insulating fire bricks can be used to line the combustion chamber and other areas that require insulation. The use of insulating fire bricks in industrial boilers offers several advantages. Firstly, their low thermal conductivity helps reduce heat loss, thereby improving the overall energy efficiency of the boiler. This can lead to significant cost savings in the long run. Additionally, these bricks have a high resistance to thermal shock, making them capable of withstanding frequent temperature fluctuations without cracking or breaking. This is particularly important in boiler applications where temperatures can change rapidly. Moreover, insulating fire bricks are lightweight and easy to install, making them a convenient choice for construction projects. They can be shaped and cut to fit the specific requirements of the boiler, allowing for a precise and efficient installation process. In summary, the use of insulating fire bricks in the construction of industrial boilers is a suitable choice due to their excellent thermal insulation properties, resistance to thermal shock, and ease of installation.
- Q: What is the typical thermal expansion coefficient of an insulating fire brick?
- The thermal expansion coefficient of an insulating fire brick can differ depending on its material composition and manufacturing process. However, as a general rule, insulating fire bricks have a lower thermal expansion coefficient compared to other brick types. This coefficient measures the degree to which a material expands or contracts when exposed to temperature changes. Typically, the thermal expansion coefficient of an insulating fire brick falls within the range of 5 to 8 x 10^-6 per degree Celsius (5-8 μm/m°C). In simpler terms, for every one degree Celsius increase in temperature, the insulating fire brick expands by approximately 5 to 8 micrometers per meter of length. The low thermal expansion coefficient of insulating fire bricks is highly desirable in applications where there are frequent and significant temperature fluctuations. This characteristic helps minimize the risk of thermal stress and cracking, ensuring that the insulating fire brick remains durable and performs well in high-temperature environments. It should be noted that the specific thermal expansion coefficient may vary depending on factors such as the manufacturer, type of insulating fire brick, and intended temperature range. Therefore, it is advisable to consult the manufacturer's specifications or technical data sheets for precise and detailed information regarding the thermal expansion coefficient of a particular insulating fire brick.
- Q: Can insulating fire bricks be used in the construction of crucibles?
- Insulating fire bricks can indeed be utilized for constructing crucibles. These bricks are crafted from lightweight materials like clay and silica, boasting remarkable thermal insulation properties. Consequently, they are highly suitable for scenarios that require the preservation of high temperatures and minimal heat loss, such as crucible construction. Crucibles, extensively employed in industries like metallurgy and chemistry, serve the purpose of containing and melting materials at exceedingly elevated temperatures. By incorporating insulating fire bricks into crucible construction, heat loss is curtailed, energy efficiency is enhanced, and a more consistent temperature is maintained within the crucible, ultimately resulting in improved overall performance. Furthermore, the lightweight nature of these fire bricks facilitates easier handling and installation, further augmenting their appropriateness for crucible construction.
- Q: What is the difference between cement foamed thermal insulation board and thermal insulating brick?
- The main difference between cement foamed thermal insulation board and insulating brick is that the shape is different, one is plate, and the other is brick. Both are new walls to achieve the effect of energy conservation and insulation.
- Q: Are insulating fire bricks resistant to vibration or seismic activity?
- Yes, insulating fire bricks are typically resistant to vibration or seismic activity. They are designed to withstand high temperatures and provide insulation, which also makes them relatively stable and resistant to external forces such as vibrations or seismic activity.
- Q: Can insulating fire bricks be used for insulation in smelting furnaces?
- Smelting furnaces can utilize insulating fire bricks for insulation purposes. These bricks are specifically designed to endure high temperatures while providing exceptional insulation capabilities. By possessing a low thermal conductivity, they can effectively retain heat within the furnace, preventing energy loss. This quality makes them an ideal option for smelting furnaces that necessitate elevated temperatures. Moreover, insulating fire bricks are lightweight, facilitating easy handling and installation within the furnace. Their durability and resistance to thermal shock allow them to withstand the extreme conditions of smelting processes. In conclusion, insulating fire bricks are a dependable and efficient choice for insulation in smelting furnaces.
- Q: Can insulating fire bricks be used in the construction of boilers?
- Yes, insulating fire bricks can be used in the construction of boilers. Insulating fire bricks are made from lightweight materials that have high thermal insulation properties, making them suitable for use in high-temperature applications such as boilers. These bricks help to reduce heat loss and improve energy efficiency by preventing the escape of heat from the boiler. Additionally, they have excellent resistance to thermal shock and can withstand extreme temperatures, making them a reliable choice for boiler construction.
- Q: Are insulating fire bricks resistant to molten salts?
- Yes, insulating fire bricks are generally resistant to molten salts due to their high melting point and low porosity, which prevents the salts from penetrating the material.
- Q: Are insulating fire bricks resistant to sulfates?
- Insulating fire bricks exhibit resistance to sulfates in general. These bricks consist of high-alumina or silica materials, which possess favorable chemical resistance properties. Sulfates, a type of chemical compound, can undergo reactions with certain materials, leading to deterioration. However, insulating fire bricks are specifically engineered to endure high temperatures and harsh chemical environments, including exposure to sulfates. They commonly find applications in furnaces, kilns, and incinerators where they might come into contact with sulfates. Nevertheless, it is crucial to consider the precise composition and quality of the insulating fire bricks, along with the concentration and duration of sulfate exposure, in order to guarantee their long-lasting performance and durability.
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Insulating Fire Brick - Refractory Thermal Insulation Magnesia Fire Bricks for Electric Furnace
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t.
- Supply Capability:
- 100 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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