Monolithic Refractories for Iron and Steel Industry:Cheap Castable Solutions for Fireplace and Industrial Furnace
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 kg
- Supply Capability:
- 3000000 kg/month
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Quality Product, Order Online Tracking, Timely Delivery
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Cheap Castable For Fireplace and Industrial Furnace in Iron and Steel
Product Description:
Cheap 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 Cheap 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 Cheap 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: How do monolithic refractories impact the quality of iron and steel products?
- Monolithic refractories play a crucial role in influencing the quality of iron and steel products. These refractories are widely used in the lining of furnaces and other high-temperature environments where iron and steel are processed. Firstly, monolithic refractories provide insulation and protect the lining of the furnace from the extreme heat generated during the iron and steel manufacturing process. By maintaining the desired temperature, these refractories ensure the proper and consistent heating of the metal, which is essential for achieving the desired product quality. Without adequate insulation, the heat loss would be significant, leading to inefficient energy consumption and inconsistent product quality. Secondly, monolithic refractories have a significant impact on the overall cleanliness of the iron and steel. During the production process, impurities and slag are formed, which can contaminate the metal if not properly managed. Refractories with high resistance to slag penetration and corrosion prevent these impurities from infiltrating the metal, ensuring a cleaner and purer final product. Furthermore, monolithic refractories also contribute to the mechanical strength and durability of the furnace lining. The lining needs to withstand the harsh conditions and repeated thermal shocks encountered during the iron and steel production process. A strong and well-designed refractory lining can resist cracking, spalling, and erosion, extending the life of the furnace and minimizing the risk of downtime. In conclusion, monolithic refractories have a profound impact on the quality of iron and steel products. They provide thermal insulation, prevent contamination, and ensure the mechanical integrity of the furnace lining. By choosing the appropriate refractory material and maintaining it properly, manufacturers can optimize their production processes, increase product quality, and enhance overall operational efficiency.
- Q: In iron and steel industry, the main raw materials for blast furnace ironmaking are iron ore, coke and limestone. What's the use of limestone here?
- At high temperatures, limestone (calcium carbonate) breaks down into lime (calcium oxide, which is useful) and carbon dioxide.
- Q: What are the main applications of monolithic refractories in the iron and steel industry?
- The iron and steel industry heavily relies on monolithic refractories due to their versatile applications. In this industry, monolithic refractories play a vital role in several areas: 1. Blast Furnaces: When converting iron ore into molten iron, blast furnaces are crucial components. The inner walls of blast furnaces are lined with monolithic refractories, which provide insulation and protection against extreme temperatures and corrosive environments. These refractories maintain the furnace's integrity and efficiency, ensuring seamless operation and extended service life. 2. Ladles and Tundishes: Ladles and tundishes are vessels used to transport molten metal from blast furnaces to the next processing stage. Monolithic refractories are used to line these vessels, as they can withstand high temperatures and chemical reactions that occur during metal transfer. They prevent heat loss, minimize metal contamination, and enhance overall process efficiency. 3. Steelmaking Furnaces: Electric arc furnaces (EAFs) and basic oxygen furnaces (BOFs) are among the various types of steelmaking furnaces that extensively employ monolithic refractories. These furnaces require lining materials that can withstand extreme temperatures, chemical reactions, and mechanical stresses. Monolithic refractories provide exceptional thermal insulation, erosion resistance, and structural integrity, enabling efficient and reliable steel production. 4. Continuous Casting: Continuous casting is a widely used method for producing large quantities of steel. During this process, molten steel is continuously poured into a water-cooled mold, solidifying it into solid steel billets or slabs. Monolithic refractories are used to line the mold's walls and floor, ensuring thermal insulation and preventing the solidified steel from adhering to the mold. They help maintain the desired casting shape and improve the final product's quality. 5. Reheating Furnaces: Reheating furnaces are used to heat steel billets or slabs before further processing. Monolithic refractories line the walls and roof of these furnaces since they can withstand high temperatures and thermal cycling. They provide insulation, reduce heat loss, and enhance the reheating process's efficiency. In conclusion, monolithic refractories are indispensable in the iron and steel industry as they possess high-temperature resistance, chemical stability, and mechanical strength. They contribute to the durability and efficiency of various equipment and processes, ensuring seamless operations and high-quality steel production.
- Q: Can monolithic refractories be used in electric arc furnaces and induction furnaces?
- Yes, monolithic refractories can be used in both electric arc furnaces and induction furnaces. Monolithic refractories are versatile and can be shaped and installed easily, making them suitable for various types of furnaces, including electric arc furnaces and induction furnaces. These refractories are composed of a single material, such as castables, gunning mixes, ramming mixes, and plastic refractories, which can withstand high temperatures and thermal shock. They are commonly used to line the walls, roofs, and bottoms of furnaces to provide insulation and protection against the extreme heat generated during the melting and refining processes. Monolithic refractories offer excellent resistance to chemical attack, erosion, and mechanical stress, making them ideal for use in electric arc furnaces and induction furnaces, where intense heat and harsh operating conditions are encountered.
- Q: How do monolithic refractories enhance the performance of ladle and tundish covers?
- Monolithic refractories enhance the performance of ladle and tundish covers by providing high thermal conductivity, excellent resistance to thermal shock, and superior mechanical strength. These properties ensure efficient heat insulation, minimize heat loss, and prevent cracking or damage due to rapid temperature changes. Additionally, monolithic refractories offer good corrosion resistance, prolonging the lifespan of the ladle and tundish covers and improving their overall performance.
- Q: How do monolithic refractories withstand high temperatures in iron and steel processing?
- Monolithic refractories are able to withstand high temperatures in iron and steel processing due to their unique composition and design. These refractories are made from a single, solid material as opposed to being composed of multiple layers. This monolithic structure allows for superior thermal conductivity and resistance to thermal shock. One key aspect that enables monolithic refractories to withstand high temperatures is their high melting point. These refractories are typically made from materials such as alumina, magnesia, silica, or zirconia, which have melting points well above the temperatures encountered in iron and steel processing. This ensures that the refractories do not deteriorate or melt when exposed to these extreme temperatures. Furthermore, monolithic refractories have excellent thermal insulation properties. They possess low thermal conductivity, which means they can effectively prevent heat transfer from the hot molten metal or gases to the surrounding environment. This insulation property helps to maintain high temperatures within the processing units, ensuring efficient and effective iron and steel production. Another important factor in the ability of monolithic refractories to withstand high temperatures is their resistance to thermal shock. During iron and steel processing, rapid temperature changes are common, which can cause traditional refractories to crack or spall. Monolithic refractories, however, have a more homogeneous structure and greater flexibility, allowing them to withstand these rapid temperature fluctuations without significant damage. In addition to their composition, the installation method of monolithic refractories also contributes to their ability to withstand high temperatures. These refractories are typically installed using a technique called gunning or shotcreting, which involves spraying a mixture of refractory material and water onto the surface to form a dense and solid lining. This installation method ensures a tight bond between the refractory and the substrate, enhancing the overall strength and durability of the lining. Overall, monolithic refractories are able to withstand high temperatures in iron and steel processing due to their high melting point, excellent thermal insulation properties, resistance to thermal shock, and proper installation techniques. These refractories play a crucial role in maintaining the integrity and efficiency of the processing units, allowing for the production of high-quality iron and steel products.
- Q: What are the main factors affecting the thermal conductivity of monolithic refractories?
- The main factors affecting the thermal conductivity of monolithic refractories are the composition and structure of the refractory material, the porosity and density of the material, the presence of any impurities or defects, and the temperature and pressure conditions at which the refractory is being used.
- Q: What are the recommended installation techniques for monolithic refractories?
- The recommended installation techniques for monolithic refractories depend on the specific type and application of the refractory material. However, there are some general guidelines that can be followed for most monolithic refractory installations. 1. Surface Preparation: Before installing monolithic refractories, it is crucial to ensure that the surface is clean, dry, and free from any loose particles or contaminants. This can be achieved by removing any existing refractory materials, cleaning the surface thoroughly, and allowing it to dry completely. 2. Mixing: Monolithic refractories are typically supplied in a dry or wet form, depending on the specific material. If the refractory is supplied in a dry form, it needs to be mixed with water or a suitable liquid binder to form a workable consistency. It is important to follow the manufacturer's guidelines for the correct mixing ratio and mixing time to ensure proper bonding and setting of the refractory material. 3. Application: The application technique for monolithic refractories can vary depending on the specific material and the desired installation method. Some common techniques include troweling, gunning, ramming, and casting. - Troweling: This technique involves manually applying the refractory material using a trowel. It is typically used for thin linings or patching small areas. - Gunning: Gunning is a method of applying refractory material using a gunning machine or a hand-held gun. It is suitable for large areas or areas that are difficult to access. The refractory material is mixed with water or a liquid binder and sprayed onto the surface at a high velocity. - Ramming: Ramming involves compacting the refractory material into place using a ramming tool or a pneumatic hammer. It is commonly used for forming furnace linings or repairing damaged areas. - Casting: Casting refers to pouring the refractory material into a mold to form a desired shape or lining. It is often used for creating complex shapes or large-sized components. 4. Curing and Drying: After the refractory material is applied, it needs to be properly cured and dried to achieve its maximum strength and thermal properties. The curing and drying process can vary depending on the specific material, but typically involves controlled heating at a gradual rate to remove any remaining moisture and to allow the refractory to set and harden properly. It is important to note that these are general guidelines, and it is always recommended to consult the manufacturer's instructions and specifications for the specific monolithic refractory material being used. Following the recommended installation techniques will help ensure the proper performance and longevity of the refractory lining.
- Q: What are the specific requirements of monolithic refractories for continuous casting applications?
- The specific requirements of monolithic refractories for continuous casting applications include high thermal shock resistance, excellent erosion resistance, good thermal conductivity, low shrinkage, and high refractoriness. These refractories must also have good flowability and workability to ensure easy installation and maintenance. Additionally, they should have a high degree of chemical stability to withstand the harsh conditions of molten metal and slag in continuous casting processes.
- Q: How do monolithic refractories improve the efficiency of ladle and tundish lining systems?
- Monolithic refractories play a crucial role in improving the efficiency of ladle and tundish lining systems in several ways. Firstly, monolithic refractories are made from a single piece of material, which eliminates the need for joints or seams. This seamless construction ensures that there are no weak points in the lining system, reducing the risk of leakage or infiltration of molten metal. Additionally, monolithic refractories offer excellent thermal insulation properties. They have low thermal conductivity, meaning they can withstand high temperatures without transferring heat to the surrounding environment. This insulation capability minimizes heat loss from the ladle or tundish, allowing for better heat retention and energy efficiency. It also helps maintain the desired temperature of the molten metal, preventing premature solidification and maintaining the desired fluidity for casting. Furthermore, monolithic refractories offer superior resistance to chemical attacks from molten metal and slag. They have excellent corrosion resistance properties, ensuring that the lining remains intact and durable even when exposed to aggressive chemical reactions. This resistance to corrosion extends the lifespan of the lining system, reducing the frequency of maintenance and replacement, thereby improving overall efficiency and reducing downtime. Another advantage of monolithic refractories is their ease of installation. Unlike traditional brick or block linings, monolithic refractories can be applied as a single, uniform layer, making the installation process simpler and quicker. This reduces the time required for lining repairs or replacements, minimizing production interruptions and improving the overall operational efficiency of ladles and tundishes. In summary, monolithic refractories improve the efficiency of ladle and tundish lining systems by providing seamless construction, excellent thermal insulation, superior corrosion resistance, and easy installation. These characteristics ensure better heat retention, reduced heat loss, increased durability, and minimized downtime, resulting in improved productivity and cost-effectiveness for metal casting processes.
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Monolithic Refractories for Iron and Steel Industry:Cheap Castable Solutions for Fireplace and Industrial Furnace
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 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
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