Monolithic Refractories for Iron and Steel Industry:Corundum Castable for Fireplace and Industrial Furnace
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 kg
- Supply Capability:
- 3000000 kg/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
You Might Also Like
Corundum Castable For Fireplace and Industrial Furnace in Iron and Steel
Product Description:
Corundum castable is manufactured according to international standards. The product is famous for its excellent abrasion resistance and low thermal conductivity. Further, these can be provided in different specifications as required by the clients. The Corundum castables are used high purity raw materials and additives as the main material, and made of under superfine powder adding technology.
Product Advantages:
The material has excellent structural stability and air tightness, and has high physical and chemical properties, also has a fine working ability.They should be used with the same material products.
Product Applications:
For feature of Corundum castable, they have excellent abrasion resistance, thermal shock resistance, high-temperature resistance, anti-corrode and have high intensity.
Designed for refractory lining of blast furnace iron and slag runners, skimmers and soon
They can be used in troughs of small and mid size BFs and in all positions of the troughs where fast tapping is required.
Product Specifications:
FAQ:
1. How you can control your quality?
For each production processing, we have complete QC system for the chemical composition
and Physical properties. After production, all the goods will be tested, and the quality certificate
will be shipped along with goods.
2. What's your delivery time?
It usually needs about 20days- 45 days after receiving the deposit.
3. Do you provide free samples?
Yes, we can provide a free sample for testing, If we have sample in stock,
The quantity based on the material type, The buyer should bear all the shipping costs.
4. What's your payment terms?
We can accept 30% deposit, 70% balance before shipment for ordrs over $ 2000.
5. Can we visit your Company?
Yes, certainly. You are very welcome to China and we will be honored to have a customer and friend.
Product Picture:
- Q: What is the role of monolithic refractories in blast furnaces?
- Monolithic refractories play a crucial role in blast furnaces as they provide high temperature resistance, erosion and corrosion resistance, thermal insulation, and structural integrity. These refractories are used to line the inside of the blast furnace, forming a protective barrier against the extreme heat and chemical reactions occurring within. They help to maintain the integrity of the furnace and ensure its efficient operation by withstanding the aggressive conditions of the molten iron and slag. Additionally, monolithic refractories allow for easier installation and repair compared to traditional brick refractories, making them a preferred choice in blast furnace applications.
- Q: How do monolithic refractories prevent slag penetration?
- Monolithic refractories prevent slag penetration through several mechanisms. Firstly, monolithic refractories are made up of high-quality materials that have excellent resistance to slag attack. These materials, such as alumina, silica, and magnesia, have a high melting point and can withstand the corrosive nature of the slag. Secondly, monolithic refractories are designed with a dense and compact structure that minimizes the porosity. Slag penetration occurs when the molten slag infiltrates the pores and cracks of the refractory material. By reducing the porosity, monolithic refractories create a barrier that restricts the entry of slag into the refractory lining. Additionally, monolithic refractories can be chemically bonded to the substrate, forming a strong and impermeable bond. This bond further enhances the resistance to slag penetration by preventing any gaps or weak points where the slag can penetrate. Moreover, monolithic refractories can be designed with a high thermal shock resistance. Slag penetration is often intensified by thermal cycling, where the refractory material undergoes rapid temperature changes. Monolithic refractories with high thermal shock resistance can withstand these temperature fluctuations without cracking or spalling, thus reducing the risk of slag penetration. Furthermore, the proper installation and maintenance of monolithic refractories play a crucial role in ensuring their effectiveness against slag penetration. The refractory lining needs to be properly designed, using appropriate thickness and geometry, to provide maximum protection against slag attack. Regular inspection and repair of any damaged or worn-out areas can also prevent slag penetration. In conclusion, monolithic refractories prevent slag penetration through their excellent resistance to slag attack, dense structure, chemical bonding, high thermal shock resistance, and proper installation and maintenance. These factors work together to create a strong and impermeable barrier that protects the underlying substrate from the corrosive effects of slag.
- Q: How do monolithic refractories protect the lining of ladles and tundishes?
- Monolithic refractories protect the lining of ladles and tundishes by forming a strong and durable barrier against high temperatures, chemical reactions, and mechanical stresses. These refractories are designed to be resistant to thermal shock and erosion, ensuring that the lining remains intact and unaffected by the molten metal or slag. They also provide insulation, minimizing heat loss and reducing energy consumption. Overall, monolithic refractories act as a reliable shield, extending the lifespan of the ladles and tundishes and preventing any detrimental effects on the lining.
- Q: How do monolithic refractories withstand the mechanical impacts in furnace door applications?
- Monolithic refractories have been specially designed to endure the mechanical impacts experienced in furnace door applications as a result of their unique properties and composition. These refractories are manufactured from a solitary piece of material, which eliminates the necessity for joints or seams that are susceptible to cracking or failure under mechanical stress. An essential characteristic of monolithic refractories is their elevated density, which grants them exceptional strength and resistance against mechanical impacts. Their compact structure makes them less prone to cracking or fracturing when exposed to sudden or repeated impacts, such as the opening or closing of a furnace door. Along with their density, monolithic refractories also possess substantial tensile strength and toughness. These qualities enable them to absorb and disperse the energy from mechanical impacts, reducing the likelihood of damage or failure. This is particularly crucial in furnace door applications, where the refractories are constantly subjected to the stress of door movement. Moreover, monolithic refractories frequently incorporate additives or bonding agents that enhance their mechanical properties. These additives may consist of fibers or aggregates that fortify the structure and improve impact resistance. They can also enhance the refractory's ability to endure thermal cycling, which is common in furnace door applications. Overall, monolithic refractories are meticulously engineered to withstand the mechanical impacts encountered in furnace door applications. Their dense composition with high strength, combined with the utilization of additives and bonding agents, guarantees their durability and longevity in these demanding environments.
- Q: What are the specific requirements of monolithic refractories for ladle purging applications?
- The specific requirements of monolithic refractories for ladle purging applications include high thermal shock resistance, excellent erosion resistance, good slag resistance, and low porosity. Thermal shock resistance is crucial in ladle purging applications as the refractory material needs to withstand rapid temperature changes without cracking or spalling. This is particularly important during ladle purging, where the ladle is exposed to high temperatures during molten metal pouring and then quickly cooled down during purging. Erosion resistance is another important requirement for monolithic refractories in ladle purging applications. The refractory material should be able to withstand the erosive action of molten metal streams and metalloids during purging. It should have a high resistance to chemical attack, preventing the material from deteriorating or eroding away. Slag resistance is also necessary for monolithic refractories used in ladle purging. The refractory material should have good resistance to the corrosive effects of slag, which can be present in ladles during purging. Slag can cause chemical reactions that can degrade the refractory material, leading to premature failure. Low porosity is an essential requirement for monolithic refractories in ladle purging applications. Low porosity ensures that the refractory material is impermeable to molten metal, preventing it from infiltrating the material and causing damage. This also helps to maintain the integrity and performance of the refractory lining during ladle purging. Overall, monolithic refractories for ladle purging applications need to exhibit high thermal shock resistance, excellent erosion resistance, good slag resistance, and low porosity to ensure the durability and longevity of the refractory lining in ladles during purging operations.
- Q: What are the typical compositions of monolithic refractories?
- Typically, monolithic refractories consist of a combination of aggregates, binders, and additives. Aggregates, such as alumina, magnesia, or silicon carbide, provide the main refractory properties and are chosen based on the desired characteristics of the refractory, such as resistance to high temperatures, thermal shock, or chemical attack. To bind the aggregates together and give the refractory its shape and strength, binders are used. Common binders include clay, calcium aluminate cement, or colloidal silica. The binder also impacts the overall performance of the refractory, affecting properties like thermal conductivity and chemical resistance. Additives are often included in the composition of monolithic refractories to improve specific properties or facilitate the processing. These additives can be plasticizers, which enhance workability and make installation easier, or antioxidants, which enhance the refractory's resistance to oxidation. Ultimately, the specific composition of a monolithic refractory can vary depending on the intended application and desired performance characteristics. Different combinations of aggregates, binders, and additives can be customized to meet specific temperature ranges, chemical environments, or mechanical stresses.
- Q: How do monolithic refractories prevent thermal shock in the iron and steel industry?
- Monolithic refractories prevent thermal shock in the iron and steel industry by providing a continuous and seamless lining that can withstand extreme temperatures and sudden temperature changes. Their high thermal conductivity and low thermal expansion properties allow them to effectively distribute and absorb heat, reducing the likelihood of thermal stress and cracking. Additionally, their ability to form strong bonds with the furnace walls prevents the entry of hot gases and molten metal, further protecting against thermal shock.
- Q: What are the advantages of using monolithic refractories in electric arc furnaces?
- Using monolithic refractories in electric arc furnaces offers several advantages. Firstly, their excellent thermal shock resistance allows them to withstand rapid temperature changes without cracking or deteriorating. This ensures the longevity and efficiency of the furnace. Secondly, monolithic refractories have superior corrosion resistance. They are specifically designed to resist chemical attack from aggressive slag compositions, providing long-lasting protection against corrosion. Additionally, monolithic refractories offer great flexibility in terms of installation. Unlike brick linings, they can be easily applied as a liquid or paste, allowing for faster and more efficient installation. This reduces downtime during maintenance or repairs and allows for customized linings to be easily created. Moreover, monolithic refractories have excellent thermal conductivity, allowing for efficient heat transfer within the furnace. This results in optimal energy use and minimized heat losses, leading to reduced operating costs and increased productivity. Furthermore, monolithic refractories have a high refractoriness, meaning they can withstand extremely high temperatures without deformation or failure. This is crucial for the safe and efficient operation of electric arc furnaces. In conclusion, the advantages of monolithic refractories in electric arc furnaces include their thermal shock resistance, corrosion resistance, ease of installation, high thermal conductivity, and exceptional refractoriness. These properties contribute to improved furnace performance, increased productivity, reduced operating costs, and extended furnace life.
- Q: Can monolithic refractories be customized for specific iron and steel processing requirements?
- Yes, monolithic refractories can be customized for specific iron and steel processing requirements. Monolithic refractories are versatile and can be tailored to meet the specific needs of different processing techniques such as iron and steel production. They can be formulated with different materials, densities, and compositions to withstand high temperatures, resist corrosion, and provide optimal thermal insulation. This customization ensures that the refractories effectively protect the equipment and enhance the efficiency and productivity of iron and steel processing operations.
- Q: What are the benefits of using monolithic refractories in the iron and steel industry?
- Using monolithic refractories in the iron and steel industry has several advantages. Firstly, they have excellent thermal shock resistance, meaning they can withstand extreme temperature changes without cracking or spalling. This is crucial in an industry where materials are exposed to high temperatures during processes such as melting, casting, and heat treatment. Secondly, monolithic refractories have superior corrosion resistance, making them highly durable against the corrosive effects of molten metals and slag. This is particularly important in the iron and steel industry, where materials come into contact with aggressive molten iron, steel, and various chemical compounds. Furthermore, monolithic refractories provide excellent mechanical strength and abrasion resistance. They can withstand mechanical stress, vibrations, and impacts commonly encountered in the iron and steel industry. This ensures a longer lifespan for the refractories, reduces downtime for repairs or replacements, and improves overall operational efficiency. Additionally, monolithic refractories offer ease of installation and repair. Unlike traditional refractory bricks that require complex and time-consuming masonry work, monolithic refractories can be quickly and easily installed using simple methods such as casting, gunning, or spraying. This saves time and labor costs during initial installation and subsequent maintenance or repairs. Moreover, monolithic refractories provide flexibility in design and application. They can be customized to specific shapes and sizes, allowing for tailored linings in different parts of the iron and steel manufacturing process. This versatility enhances the overall efficiency and effectiveness of refractory linings, optimizing production output and ensuring consistent quality of the finished iron and steel products. In conclusion, there are numerous benefits to using monolithic refractories in the iron and steel industry. They offer exceptional thermal shock resistance, corrosion resistance, mechanical strength, and abrasion resistance. They are also easy to install and repair, and their flexibility allows for customized designs. Overall, monolithic refractories contribute to improved productivity, reduced downtime, and enhanced product quality in the iron and steel industry.
Send your message to us
Monolithic Refractories for Iron and Steel Industry:Corundum Castable for Fireplace and Industrial Furnace
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 kg
- Supply Capability:
- 3000000 kg/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
