Monolithic Refractories for Iron and Steel Industry:Alumina Spinel Castable for Ladle and Tundish
- Ref Price:
-
$1,312.11 - 1,603.69
/ m.t.
- Loading Port:
- China Main Port
- Payment Terms:
- TT or L/C
- Min Order Qty:
- 2 m.t.
- Supply Capability:
- 5000 Tons Per Month m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
You Might Also Like
General Information of Alumina Spinel Castable for Ladle and Tundish
FIREF alumina spinel castable for ladle and tundish made as per international standards, is known for its excellent corrosion resistance, long operating life and high refractoriness. Further, it can be provided in different specifications as required.
Technical data of Alumina Spinel Castable for Ladle and Tundish
Production line and packing of Alumina Spinel Castable for Ladle and Tundish
Feature of Alumina Spinel Castable for Ladle and Tundish
Long operating life
Excellent corrosion resistance
High refractoriness
Application of Alumina Spinel Castable for Ladle and Tundish
FIREF alumina spinel castable for ladle and tundish can be used widely in ladle and tundish.
- Q: What are the advantages of using low-cement castables in the iron and steel industry?
- There are numerous benefits associated with the utilization of low-cement castables in the iron and steel sector. To begin with, low-cement castables necessitate less water compared to traditional castables. Consequently, the installation process becomes faster and more efficient due to the reduced water requirement. Moreover, the lower water content results in enhanced strength development and shorter drying time, facilitating faster turnaround times during production. In addition, low-cement castables exhibit exceptional resistance to extreme temperatures and thermal shocks. Given the high temperatures prevalent in the iron and steel industry, these castables possess excellent refractory properties that enable them to withstand such harsh conditions. Consequently, the refractory lining enjoys an extended service life, reducing the need for frequent repairs or replacements. Furthermore, low-cement castables demonstrate remarkable mechanical strength and abrasion resistance. Given the nature of the iron and steel sector, where heavy materials and abrasive substances are handled, the refractory lining is susceptible to wear and tear. However, low-cement castables are capable of enduring these mechanical stresses, thereby enhancing the durability and longevity of the lining. Moreover, low-cement castables possess low porosity and high density, resulting in reduced permeability. Consequently, they exhibit high resistance to alkali attacks, chemical corrosion, and slag penetration, all of which are common challenges faced in the iron and steel industry. By employing low-cement castables, the risk of refractory failure caused by these corrosive elements is minimized. Lastly, low-cement castables contribute to improved energy efficiency. Their lower thermal conductivity ensures that less heat is conducted through the refractory lining, leading to reduced heat losses. This, in turn, translates into energy savings, as less heat is wasted and more heat is retained within the system. The significance of this advantage is particularly evident in the iron and steel industry, where energy costs can be substantial. In conclusion, the use of low-cement castables in the iron and steel sector offers a multitude of advantages, including reduced water requirement, superior thermal resistance, enhanced mechanical strength, improved resistance to chemical corrosion, and increased energy efficiency. These benefits contribute to overall cost savings, heightened productivity, and improved operational performance in the iron and steel manufacturing process.
- Q: How do monolithic refractories resist high temperatures?
- Monolithic refractories resist high temperatures due to their unique composition and structure. These refractories are made from a single material or a blend of materials, such as alumina, silica, and magnesia, which have high melting points and can withstand extreme heat. Additionally, their monolithic nature eliminates joints and seams, reducing the risk of thermal shock and allowing them to adapt to thermal expansion and contraction. Their dense and compact structure also minimizes porosity, preventing the penetration of heat and ensuring their durability under high-temperature conditions.
- Q: How do monolithic refractories contribute to the reduction of heat loss in iron and steel plants?
- The unique properties and application methods of monolithic refractories are crucial in the efforts to minimize heat loss in iron and steel plants. These refractories consist of single, continuous materials without joints or seams, providing exceptional thermal insulation and reducing heat transfer. A key factor in the reduction of heat loss is the low thermal conductivity of monolithic refractories. These materials possess a high resistance to heat flow, effectively preventing the loss of thermal energy from furnaces, ladles, and other equipment used in iron and steel production. By creating a barrier between the hot interior and cooler surroundings, monolithic refractories effectively minimize heat escape and maintain a stable and efficient thermal environment. Furthermore, monolithic refractories are known for their excellent adhesion and strength, allowing them to form a tight seal and eliminate gaps or cracks in equipment linings. This prevents the entry of cold air and the escape of hot gases, further reducing heat loss and ensuring optimal operating temperatures are maintained. Another advantage of monolithic refractories is their ease of application and repair, leading to a more efficient and cost-effective maintenance process. Regular inspections and repairs can address any wear or damage to the refractory lining, ensuring optimal performance and minimal heat loss over time. In conclusion, monolithic refractories significantly contribute to the reduction of heat loss in iron and steel plants through their low thermal conductivity, excellent adhesion, and high strength. By effectively insulating equipment and preventing heat escape, these refractories promote energy efficiency and productivity in the iron and steel industry.
- Q: How do monolithic refractories perform in blast furnace taphole applications?
- Monolithic refractories perform excellently in blast furnace taphole applications due to their high thermal resistance, mechanical strength, and resistance to chemical attack. They are able to withstand the extreme temperatures and abrasive conditions of the blast furnace discharge, ensuring reliable and efficient operation of the taphole. Additionally, monolithic refractories offer easy installation and maintenance, reducing downtime and improving overall productivity in the blast furnace.
- Q: What are the key properties of shotcrete mixes used for monolithic refractory applications?
- The key properties of shotcrete mixes used for monolithic refractory applications are: 1. High Strength: Shotcrete mixes used for monolithic refractory applications should have high compressive strength to withstand the high temperatures and stresses experienced in refractory environments. This ensures that the shotcrete lining remains intact and provides effective insulation and protection. 2. Low Porosity: Shotcrete mixes should have low porosity to minimize the infiltration of gases and liquids into the refractory lining. This helps to prevent corrosion and degradation of the lining, and ensures its long-term durability. 3. Thermal Stability: Shotcrete mixes should exhibit excellent thermal stability to withstand the extreme heat conditions in refractory applications. They should have low thermal conductivity to effectively insulate the structure and prevent heat transfer. This helps to maintain the integrity of the refractory lining and optimize its performance. 4. Abrasion Resistance: Shotcrete mixes used for monolithic refractory applications should have high abrasion resistance to withstand the mechanical wear and tear caused by the movement of materials and particles. This property ensures that the refractory lining remains intact and provides effective protection against erosion. 5. Chemical Resistance: Shotcrete mixes should be resistant to chemical attack from molten metals, slag, and other corrosive substances present in refractory applications. This helps to maintain the integrity of the lining and prolong its service life. 6. Workability: Shotcrete mixes should have good workability to facilitate easy placement and application. This allows for efficient and precise installation of the refractory lining, ensuring the desired thickness and coverage. Overall, shotcrete mixes used for monolithic refractory applications should possess a combination of high strength, low porosity, thermal stability, abrasion resistance, chemical resistance, and workability to ensure optimal performance and durability in refractory environments.
- Q: What are the factors affecting the thermal expansion of monolithic refractories?
- There are several factors that influence the thermal expansion of monolithic refractories. 1. Chemical Composition: The chemical composition of the refractory material plays a significant role in its thermal expansion. Different chemical elements and compounds have different coefficients of thermal expansion. For example, materials containing high levels of silica tend to have lower coefficients of thermal expansion compared to materials with higher concentrations of alumina. 2. Particle Size: The particle size distribution of the refractory material can affect its thermal expansion. Smaller particle sizes tend to result in higher thermal expansion due to increased surface area and greater contact between particles. 3. Temperature: The temperature at which the monolithic refractory is exposed can greatly impact its thermal expansion. As the temperature increases, the kinetic energy of the particles increases, causing them to move more vigorously and expand. Different refractory materials have different temperature ranges at which they exhibit significant expansion. 4. Thermal History: The thermal history of the refractory material, including its heating and cooling cycles, can influence its thermal expansion behavior. Repeated heating and cooling cycles can induce microstructural changes in the material, affecting its thermal expansion properties. 5. Porosity: The porosity of the monolithic refractory can affect its thermal expansion. Higher porosity generally leads to higher thermal expansion due to the presence of voids and gaps within the material. 6. Binder Content: Monolithic refractories often contain binders that hold the particles together. The type and amount of binder used can impact the thermal expansion of the refractory. Different binders have different coefficients of thermal expansion, which can influence the overall expansion behavior of the material. 7. Thermal Shock: Rapid temperature changes, such as during quenching or exposure to alternating heating and cooling, can cause thermal shock in the refractory material. This can lead to cracks, spalling, and changes in the thermal expansion behavior. Understanding these factors is crucial in selecting the appropriate monolithic refractory material for specific applications, as the thermal expansion characteristics can directly impact the performance and longevity of the refractory in high-temperature environments.
- Q: What are the key properties of patching mixes used for monolithic refractory repairs?
- The key properties required for patching mixes used in the repair of monolithic refractories include: 1. High temperature resistance: The patching mixes should have the ability to withstand high temperatures without compromising their structural integrity. They must be capable of enduring temperatures ranging from 2000 to 3000 degrees Fahrenheit. 2. Chemical resistance: These patching mixes should be resistant to chemical reactions that occur in the presence of molten metals, slag, or other corrosive substances. They should not deteriorate or react with these materials, ensuring the longevity of the repaired refractory. 3. Thermal shock resistance: The patching mixes must have the ability to withstand sudden and extreme temperature changes without cracking or spalling. Refractory linings are often subjected to intense thermal cycling, and the patching material should be able to endure these conditions without failure. 4. Adhesion: The patching mixes should possess excellent adhesion properties to create a strong bond with the existing refractory material. This is crucial to prevent any separation or detachment of the patching material, which could result in further damage or failure. 5. Workability: The patching mixes should have good workability, allowing for easy and efficient application. They should be easily moldable and capable of effectively filling cracks, gaps, or damaged areas. 6. Setting and curing time: The patching mixes should have a reasonable setting and curing time. They should be able to harden quickly to minimize downtime during repairs, while also providing sufficient time for proper application and shaping. 7. Density and porosity: The patching material should have an appropriate density and porosity to resist penetration by molten metal or slag. Low porosity ensures that the repaired refractory maintains its thermal insulation properties. 8. Mechanical strength: The patching mixes should exhibit adequate mechanical strength to withstand physical stresses, such as abrasion or impact, that may occur during operation. 9. Compatibility: It is important that the patching mixes are compatible with the existing refractory material to ensure a seamless integration and prevent any potential chemical reactions or incompatibilities that could compromise the repair. By considering these key properties, patching mixes used for monolithic refractory repairs can effectively restore the integrity and performance of refractory linings, prolonging their lifespan and ensuring efficient and safe operation in high-temperature environments.
- Q: Can monolithic refractories be used for the lining of reheating furnaces and walking beam furnaces?
- Monolithic refractories, which are refractory materials that can be cast or gunned into place rather than being made up of individual bricks or precast shapes, can be utilized for the lining of both reheating furnaces and walking beam furnaces. This characteristic makes them highly adaptable and versatile for a variety of furnace applications. Reheating furnaces are employed to heat metal products to a specific temperature before undergoing further processing, such as rolling or forging. The lining of these furnaces is exposed to high temperatures, thermal cycling, and mechanical stress. Given their exceptional thermal shock resistance and ability to withstand rapid temperature changes without cracking or spalling, monolithic refractories are well-suited for these conditions. In the steel industry, walking beam furnaces are utilized for the continuous heating and transportation of steel slabs or billets. These furnaces necessitate a lining material that can endure the abrasion and mechanical stress caused by the movement of the material. Monolithic refractories with high abrasion resistance and good mechanical strength are ideal for lining walking beam furnaces. Moreover, monolithic refractories provide additional advantages such as straightforward installation, decreased downtime for repairs, and enhanced energy efficiency. They can be customized to fit specific furnace designs and can be easily repaired or replaced as needed. In conclusion, monolithic refractories are a suitable option for lining reheating furnaces and walking beam furnaces due to their ability to withstand high temperatures, thermal cycling, mechanical stress, and abrasion. Their versatility, ease of installation, and repair make them the preferred choice for these furnace applications.
- Q: How do monolithic refractories improve the efficiency of ladle and tundish drying systems?
- Monolithic refractories play a crucial role in improving the efficiency of ladle and tundish drying systems. These systems are used in the steel industry for the drying process of ladles and tundishes before they are used for casting molten steel. One of the main advantages of monolithic refractories is their ability to provide a seamless lining, without any joints or gaps. This ensures that there are no weak points in the lining, reducing the risk of heat loss during the drying process. By maintaining a uniform and continuous lining, monolithic refractories help to achieve faster and more efficient drying of ladles and tundishes. Furthermore, monolithic refractories have excellent thermal insulation properties. They have low thermal conductivity, which means that they can effectively retain heat and prevent its transfer to the surroundings. This insulation capability allows for better heat retention within the ladles and tundishes during the drying process, resulting in faster and more energy-efficient drying. Monolithic refractories also offer superior thermal shock resistance. During the drying process, ladles and tundishes are subjected to rapid temperature changes, which can cause thermal stress and lead to cracks or spalling of the lining. However, monolithic refractories have high resistance to thermal shock, ensuring the durability and longevity of the lining. This resistance to thermal shock minimizes the need for frequent repairs or replacements, thereby increasing the overall efficiency of the ladle and tundish drying systems. In addition, monolithic refractories have good corrosion resistance. They are designed to withstand the harsh conditions and corrosive environments that ladles and tundishes are exposed to during the drying process. This corrosion resistance helps to maintain the integrity of the lining, preventing any degradation or damage that could affect the efficiency of the drying systems. Overall, the use of monolithic refractories in ladle and tundish drying systems improves their efficiency by providing a seamless lining, excellent thermal insulation, thermal shock resistance, and corrosion resistance. These properties contribute to faster drying times, energy savings, reduced maintenance requirements, and increased longevity of the equipment.
- Q: How do monolithic refractories improve the efficiency of ladle and tundish drying furnaces?
- Monolithic refractories improve the efficiency of ladle and tundish drying furnaces in several ways. Firstly, monolithic refractories offer a high degree of thermal insulation. These refractories have low thermal conductivity, which means they can effectively reduce heat transfer from the furnace to the surrounding environment. This insulation property helps to minimize heat losses, allowing the furnace to maintain a higher temperature for a longer period of time. As a result, the drying process becomes more efficient as the heat is retained within the furnace, reducing the overall energy consumption. Secondly, monolithic refractories have excellent resistance to thermal shock. During the heating and cooling cycles of the furnace, rapid temperature changes can cause stress and cracks in the refractory material. However, monolithic refractories are designed to withstand these thermal shocks and maintain their structural integrity. This durability ensures a longer lifespan of the refractory lining, reducing the need for frequent repairs or replacements. Consequently, the furnace operates at optimal efficiency without the downtime associated with maintenance. Additionally, monolithic refractories provide good mechanical strength and abrasion resistance. These properties are crucial in ladle and tundish drying furnaces, as they are exposed to mechanical stresses and abrasive materials such as molten metal and slag. The use of monolithic refractories ensures that the lining can withstand these harsh conditions without undergoing structural damage. This resistance to wear and tear increases the overall efficiency of the furnace, as it can operate for longer periods without interruptions. Lastly, monolithic refractories offer greater design flexibility compared to traditional brick or tile refractories. Their ability to be cast or gunned onto the lining surface allows for easy installation and repair. This flexibility enables the furnace to be customized and adapted to specific requirements, ensuring optimal heat distribution and efficient drying processes. In conclusion, monolithic refractories improve the efficiency of ladle and tundish drying furnaces through their thermal insulation, resistance to thermal shock, mechanical strength, and design flexibility. By reducing heat losses, increasing durability, withstanding harsh conditions, and allowing for easy installation and repair, these refractories optimize the performance and energy efficiency of the furnaces.
Our products are mainly mullite brick, high alimina brick acid-resistant refractory brick, phosphate abrasive brick and andalusite brick, with annual output of 20000 tons heavy refractory, the tunnel kiln with 80m in length is mainly for manufacturing of top quality refractory, such as corundum products, alumina products and spinel products. In order to promote sustainable development, we will insist on scientific development.
1. Manufacturer Overview
| Location | Henan, China |
| Year Established | 2007 |
| Annual Output Value | Above US$ 60 Million |
| Main Markets | Mid East; Eastern Europe; North America |
| Company Certifications | ISO 9001:2008 |
2. Manufacturer Certificates
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period |
3. Manufacturer Capability
| a) Trade Capacity | |
| Nearest Port | Tianjin |
| Export Percentage | 31% - 50% |
| No.of Employees in Trade Department | 21-50 People |
| Language Spoken: | English; Chinese |
| b) Factory Information | |
| Factory Size: | Above 36,000 square meters |
| No. of Production Lines | Above 5 |
| Contract Manufacturing | OEM Service Offered |
| Product Price Range | Average |
Send your message to us
Monolithic Refractories for Iron and Steel Industry:Alumina Spinel Castable for Ladle and Tundish
- Ref Price:
-
$1,312.11 - 1,603.69
/ m.t.
- Loading Port:
- China Main Port
- Payment Terms:
- TT or L/C
- Min Order Qty:
- 2 m.t.
- Supply Capability:
- 5000 Tons Per Month m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
Similar products
Hot products
Hot Searches
Related keywords
