Monolithic Refractories for Iron and Steel Industry - Painting Material for Tundish
- Ref Price:
-
$553.11 - 676.03
/ m.t.
- Loading Port:
- China Main Port
- Payment Terms:
- TT or L/C
- Min Order Qty:
- 2 Mt m.t.
- Supply Capability:
- 5000 Tons Per Month m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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General Information of Painting Material for Tundish
Made as per international standards, ALRE painting material for tundish is known for its excellent corrosion resistance, long operating life and high refractoriness. Further, these can be provided in different specifications as required by the clients.
Technical data of Painting Material for Tundish
Item | Painting material for tundish | ||||
Al2O3 | % | ≥ | — | ||
MgO | % | ≥ | 60-85 | ||
CaO | % | ≤ | — | ||
SiO2 | % | ≤ | — | ||
SiO2+ Fe2O3+ Al2O3 | % | ≤ | |||
Bulk density ≥ | g/cm3 | 2.0 | |||
C.C.S. (MPa) ≥ | 110℃×24hrs | 5.0 | |||
1500℃×3hrs | 8.0 | ||||
M.O.R.(MPa) ≥ | 110℃×24hrs | — | |||
1500℃×3hrs | — | ||||
Refractoriness (℃) ≥ | — | ||||
Grain size (mm) ≤ | 3 | ||||
Permanent linear change | 1500℃×2hrs | — | |||
1500℃×3hrs | -2.5~-1.0 | ||||
Life time (hr) | 10-40 | ||||
Production line and Packing of Painting Material for Tundish
Feature of Painting Material for Tundish
Easy execution and mending
Excellent abrasive resistance performance
Excellent corrosion and scouring resistance of iron steel
Application of Painting Material for Tundish
ALRE painting material for tundish could be used widely for ladel and tundish of stell and iron industry.
- Q:How are monolithic refractories different from traditional brick refractories?
- There are several differences between monolithic refractories and traditional brick refractories. Firstly, monolithic refractories are composed of a single, homogeneous material, whereas traditional brick refractories are made up of individual bricks that are pieced together. This variance in construction allows monolithic refractories to possess a more uniform and consistent structure, which can enhance their performance and durability. Secondly, installing monolithic refractories is typically easier compared to traditional brick refractories. Due to their composition, they can be poured or sprayed into place, eliminating the need for precise bricklaying and mortar application. This simplified installation process saves time and labor during construction or repair projects. Furthermore, monolithic refractories often exhibit superior resistance to thermal shock when compared to traditional brick refractories. The homogeneous structure of monolithic refractories enables them to expand and contract more uniformly under thermal stress, reducing the risk of cracking and failure. This characteristic makes monolithic refractories more suitable for applications with rapid temperature changes, such as in furnaces or kilns. Additionally, monolithic refractories offer better resistance to chemical attacks and erosion. Traditional brick refractories may have joints and gaps between bricks, which can become vulnerable to chemical reactions or erosion over time. Conversely, monolithic refractories possess a seamless structure that minimizes the risk of chemical penetration and erosion, enhancing their longevity and performance. In conclusion, monolithic refractories provide advantages in terms of uniformity, ease of installation, thermal shock resistance, and chemical resistance compared to traditional brick refractories. These disparities make monolithic refractories the preferred choice for numerous industrial applications that involve high temperatures and harsh environments.
- Q:What are the main factors affecting the corrosion resistance of monolithic refractories?
- The main factors affecting the corrosion resistance of monolithic refractories include the chemical composition of the refractory material, the temperature and atmosphere in which it operates, the physical properties of the refractory such as porosity and permeability, and the presence of impurities or aggressive agents. Additionally, the design and installation of the refractory lining, as well as the operational practices and maintenance of the system, can also impact its corrosion resistance.
- Q:How do monolithic refractories improve the thermal efficiency of iron and steel furnaces?
- The thermal efficiency of iron and steel furnaces greatly benefits from the use of monolithic refractories. These refractories, which are solid and unified, are essential for lining the furnaces and protecting them from the extreme temperatures involved in the metal production process. One way in which monolithic refractories enhance thermal efficiency is by minimizing heat loss. Due to their low thermal conductivity, these materials do not conduct heat well. By lining the furnace with monolithic refractories, the heat produced inside the chamber is effectively contained, resulting in less heat being lost to the surroundings. This allows for a more efficient use of energy, as less heat goes to waste and more is utilized for the purpose of heating and melting the metal. Moreover, monolithic refractories also contribute to the overall efficiency of iron and steel furnaces by offering a high level of heat resistance. The extreme temperatures experienced inside these furnaces can easily damage traditional refractory materials. However, monolithic refractories are specifically designed to withstand these harsh conditions, maintaining their integrity and performance over long periods of time. This durability ensures that the lining remains intact, preventing any potential leakage of heat and allowing the furnace to operate at its maximum efficiency. Furthermore, the installation process of monolithic refractories is flexible. They can be easily shaped and molded to fit the intricate designs and contours of the furnace, resulting in a seamless and continuous lining. This eliminates any gaps or weak points that could allow heat to escape or cold air to enter, further enhancing the thermal efficiency of the furnace. In conclusion, monolithic refractories significantly improve the thermal efficiency of iron and steel furnaces by reducing heat loss, providing high heat resistance, and ensuring a tight and continuous lining. By optimizing heat utilization and minimizing energy wastage, these refractories play a crucial role in enhancing the productivity and sustainability of the iron and steel industry.
- Q:What are the factors affecting the thermal conductivity of monolithic refractories?
- The thermal conductivity of monolithic refractories can be influenced by several factors. Firstly, the chemical composition of the refractory material plays a significant role in determining its thermal conductivity. The types and amounts of raw materials used can result in different thermal conductivities. For example, refractories with a higher content of insulating materials, such as alumina or silica, tend to have lower thermal conductivities. Secondly, the porosity of the refractory material also affects its thermal conductivity. Higher porosity means more air or gas-filled voids within the material, which act as thermal insulators. Therefore, refractories with higher porosity generally have lower thermal conductivities. Thirdly, the density of the refractory material is another important factor. Higher density materials usually have higher thermal conductivities as the particles are packed more closely together, allowing for better heat transfer. Moreover, the size of the grains in the refractory material can impact the thermal conductivity. Smaller grain sizes result in higher contact points between particles, facilitating better heat transfer. Therefore, refractories with smaller grain sizes typically have higher thermal conductivities. Additionally, the temperature at which the refractory material operates can affect its thermal conductivity. Some materials may exhibit changes in thermal conductivity at different temperature ranges. For instance, certain refractories may have lower thermal conductivities at low temperatures but higher conductivities at high temperatures due to changes in their crystal structure. Furthermore, the presence of moisture or water in the refractory material can significantly decrease its thermal conductivity. Water has a relatively low thermal conductivity, so even a small amount of moisture can act as an insulating barrier within the material. The microstructure of the refractory material, including the arrangement and orientation of its grains, can also affect thermal conductivity. A well-aligned microstructure with good interconnectivity between the grains can enhance heat transfer, resulting in higher thermal conductivity. In conclusion, the thermal conductivity of monolithic refractories is influenced by factors such as composition, porosity, density, grain size, temperature, moisture content, and microstructure. Understanding and controlling these factors is crucial for optimizing the thermal performance of monolithic refractories in various high-temperature applications.
- Q:How do monolithic refractories contribute to the overall efficiency of ladle transfer processes?
- Monolithic refractories play a crucial role in enhancing the overall efficiency of ladle transfer processes. These refractories are made of a single, homogeneous material, which allows for easy installation and maintenance. This feature significantly reduces downtime during the ladle transfer process, resulting in increased productivity. One way monolithic refractories contribute to efficiency is through their high thermal conductivity. Ladle transfer processes involve the transfer of molten metal, which generates immense heat. Monolithic refractories have excellent heat resistance, ensuring that they can withstand the extreme temperatures of the molten metal. This property prevents refractory failure and prolongs the lifespan of the ladle, leading to more efficient and uninterrupted ladle transfer operations. Additionally, monolithic refractories offer superior corrosion resistance. The corrosive nature of molten metal can cause significant damage to ladles over time. However, monolithic refractories are designed to withstand chemical attacks from molten metal, preventing the degradation of the ladle's integrity. As a result, ladles lined with monolithic refractories have a longer lifespan and require less frequent replacement, leading to cost savings and improved efficiency. Furthermore, the ability of monolithic refractories to conform to complex shapes and designs is another contributing factor to the efficiency of ladle transfer processes. Ladles come in various sizes and shapes, and the use of monolithic refractories allows for customized linings that perfectly fit the ladle's dimensions. This precise fit minimizes heat loss and maximizes energy efficiency during ladle transfer processes. Moreover, monolithic refractories offer excellent mechanical strength and resistance to thermal shock. Ladle transfer processes involve the handling and movement of ladles, which can subject refractories to mechanical stresses. The outstanding mechanical properties of monolithic refractories ensure their durability and prevent cracking or spalling, reducing the risk of refractory failure and improving the efficiency of ladle transfer operations. In summary, monolithic refractories contribute to the overall efficiency of ladle transfer processes by providing high thermal conductivity, corrosion resistance, precise lining fit, and excellent mechanical properties. These refractories enhance the ladle's durability, reduce downtime, and improve energy efficiency, resulting in cost savings and increased productivity in the steelmaking industry.
- 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:How do monolithic refractories withstand thermal shock and mechanical stress?
- Monolithic refractories are designed to withstand thermal shock and mechanical stress due to their unique composition and installation process. These refractories are made from a single, continuous material, eliminating any joints or seams that could weaken the structure. Additionally, they have a high thermal conductivity which allows them to efficiently distribute and dissipate heat, minimizing thermal gradients that can cause cracking. Furthermore, the installation technique involves forming the refractory in situ, ensuring a tight fit and reducing the likelihood of mechanical failure. Overall, the combination of their composition, thermal conductivity, and installation method enables monolithic refractories to withstand thermal shock and mechanical stress effectively.
- Q:What are the specific requirements of monolithic refractories for blast furnace applications?
- Monolithic refractories used in blast furnace applications must possess specific attributes to withstand the extreme conditions within the furnace. These requirements include high thermal conductivity, excellent thermal shock resistance, superior erosion and abrasion resistance, and good chemical resistance to withstand the corrosive nature of molten iron and slag. Additionally, they should have low porosity to prevent the penetration of molten metal, high mechanical strength to withstand the weight of the burden, and good dimensional stability to maintain their shape and integrity during operation.
- Q:How are monolithic refractories used in the iron and steel industry?
- Monolithic refractories are used in the iron and steel industry for various applications such as lining furnaces, ladles, and tundishes, as well as repairing and maintaining the refractory linings. These refractories are often in the form of a dense, one-piece structure that can withstand high temperatures, thermal shocks, and chemical attacks from molten metals and slag. They provide insulation, corrosion resistance, and mechanical strength to the equipment and structures used in iron and steel production, ensuring efficient and reliable operations.
- Q:How do monolithic refractories contribute to the overall safety of iron and steel operations?
- The overall safety of iron and steel operations is greatly ensured by the crucial role played by monolithic refractories, which provide various important benefits. Firstly, these refractories are renowned for their exceptional thermal insulation properties, enabling them to effectively withstand extreme temperatures and prevent heat loss. This is particularly crucial in iron and steel operations where high temperatures are involved in processes like melting, casting, and heat treatment. By minimizing heat loss, monolithic refractories help maintain a stable temperature environment, thereby reducing accident risks and ensuring personnel safety. Secondly, monolithic refractories offer outstanding resistance to chemical attacks. In iron and steel operations, the presence of different chemicals and gases can corrode and deteriorate the linings of furnaces, ladles, and other equipment. By serving as a protective barrier, monolithic refractories prevent the penetration of these corrosive substances, prolonging the equipment's lifespan and minimizing the chances of failures or leaks that could pose safety hazards. Moreover, monolithic refractories are known for their structural integrity and high mechanical strength. In iron and steel operations, heavy loads and stresses are common, especially during the handling and movement of molten metal and raw materials. Monolithic refractories can withstand these stresses without cracking or collapsing, ensuring the equipment's structural stability and minimizing accidents or equipment failures. Additionally, monolithic refractories exhibit excellent thermal shock resistance. In iron and steel operations, sudden temperature changes can occur due to the introduction of cold materials or liquids into hot equipment. This thermal shock can cause cracking and spalling of the refractory lining, compromising the operation's safety and efficiency. With their ability to withstand thermal shock, monolithic refractories help minimize the risk of unexpected failures and maintain the operation's overall safety. In conclusion, monolithic refractories significantly contribute to the overall safety of iron and steel operations through their high thermal insulation, chemical resistance, structural integrity, and thermal shock resistance. By ensuring a stable temperature environment, protecting against chemical attacks, withstanding heavy loads, and resisting thermal shock, monolithic refractories help prevent accidents, equipment failures, and potential hazards, creating a safer working environment for personnel in the iron and steel industry.
We are an industrial enterprise of refractories integrating the scientific research, design, production and engineering service. With first-class quality of products, high-efficient and prompt after-sale service, our products are not only well sold in many domestic large steel enterprises and coking enterprises, but also widely exported to more than 23 countries and regions.
1. Manufacturer Overview |
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|---|---|
| Location | Henan, China |
| Year Established | 2007 |
| Annual Output Value | Above US$ 200 Million |
| Main Markets | North America;Asia;Western Europe;Africa;Russia;Middle East |
| Company Certifications | ISO 9001:2008 |
2. Manufacturer Certificates |
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|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
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|---|---|
| a)Trade Capacity | |
| Nearest Port | Tianjin |
| Export Percentage | 20% - 30% |
| No.of Employees in Trade Department | 10-20 People |
| Language Spoken: | English; Chinese |
| b)Factory Information | |
| Factory Size: | Above 150,000 square meters |
| No. of Production Lines | Above 10 |
| Contract Manufacturing | Installation guide, OEM Service Offered |
| Product Price Range | High; Average |
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Monolithic Refractories for Iron and Steel Industry - Painting Material for Tundish
- Ref Price:
-
$553.11 - 676.03
/ m.t.
- Loading Port:
- China Main Port
- Payment Terms:
- TT or L/C
- Min Order Qty:
- 2 Mt 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
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