Monolithic Refractories High Performance Ladle Sliding Gate for Iron and Steel Industry 2024
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- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 pc
- Supply Capability:
- 1000 pc/month
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Quick Details for High Performance Refractory Ladle Slide Gate
| Place of Origin: | China (Mainland) | Shape: | Plate | Material: | Alumina Block |
| SiO2 Content (%): | N/A | Al2O3 Content (%): | 80-90% | MgO Content (%): | N/A |
| CaO Content (%): | N/A | Refractoriness (Degree): | 1770°< Refractoriness< 2000° | CrO Content (%): | N/A |
| SiC Content (%): | N/A | Model Number: | CS80 | Brand Name: | |
| Product name: | High performance refractory ladle slide gate | Model No.: | cs80 | Brand name: | CMAX |
| Quality: | Al-C or Al-Zr-C | Service life: | 4-6 heats | Apparent porosity: | 7% Max |
| Bulk density:: | 3.1 MIN | C.C.S: | 120MPA | MOQ: | 100 pcs for trial |
| Delivery time: | 60 working days upon receipt of deposit |
Packaging & Delivery
| Packaging Details: | Inner carton packing, outer wooden case suitable for long term sea shipping |
| Delivery Detail: | three months working days upon receipt of deposit |
Specifications
Surface flatness less than 0.05mm
High mechanical strength
Erosion resistance
Oxidation resistance
Thermal shock stability
General Chemical Analysis for refractory ladle slide gate :
slide gate plate widely including Alumina carbon and Alumina Zirconia Carbon slide gate plate, MgO and MgO-spinel slide gate plate,nonoxides bonding slide gate plateand unburned slide gate plate.
Alumina -Zirconia-Carbon material
| Al-Zr-C Material | |||||
| Al2O3 | C | ZrO2 | Apparent porosity | Bulk density | C.C.S |
| (% minm) | (% minm) | (% minm) | (% max) | (gm./cc minm) | (MPa minm) |
| 85 | 3 | 5 | 7 | 3.1 | 120 |
| 85 | 3 | 4 | 7 | 3.1 | 120 |
Composite type: Al-Zr-C for working line, outer Al-C material
| Al-Zr-C & Al-C Material | ||||||
| Al2O3 | C | ZrO2 | Apparent porosity | Bulk density | C.C.S | |
| (% minm) | (% minm) | (% minm) | (% max) | (gm./cc minm) | (MPa minm) | |
| Inner side (Working face) | 85 | 3 | 4 | 7 | 3.1 | 120 |
| Outside | 90 | 3 | 0 | 9 | 3 | |
Using the raw materials of tabular alumina, zirconia-corundum, carbon and other high-grade additives, after sintering to obtain characteristics of oxidation resistance, scour strength, erosion resistance, thermal shock resistance, shape stable and long service life, made our products the preferred materials for the large and medium-sized steel ladle, refining ladle, series of alloy steel ladle, and tundish. Our high performance sintering sliding gates include alumina carbon , Al2O3-ZrO2-C, etc, can meet the needs of different steel grade.
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- Q: What are the advantages of using castables in the iron and steel industry?
- Using castables in the iron and steel industry offers several benefits. Firstly, castables have superb thermal insulation properties, which effectively maintain the temperature of the molten metal. This prevents heat loss and ensures efficient energy usage, resulting in cost savings. Additionally, castables exhibit exceptional refractory strength, enabling them to withstand extreme temperatures and harsh operating conditions. This durability prolongs the lifespan of the refractory lining, reducing the need for frequent repairs or replacements. Castables also offer versatility as they can be easily molded into various shapes and sizes, making them highly adaptable for different applications in the iron and steel industry. This flexibility allows for customization in designing the refractory lining to meet specific requirements. Furthermore, castables can be installed quickly and effortlessly, minimizing downtime during installation or maintenance. Their monolithic lining capability eliminates the need for individual bricks or tiles, saving time and effort. Castables are also resistant to chemical attacks from molten metal, slag, and other corrosive substances commonly encountered in the iron and steel industry. This ensures the integrity of the refractory lining and prevents contamination of the metal being processed. Moreover, castables typically require fewer raw materials compared to traditional refractory bricks or tiles, leading to cost savings in terms of material procurement, transportation, and storage. This makes castables a cost-effective solution. Lastly, the use of castables in the iron and steel industry enhances production efficiency by providing a smooth and uniform lining. This facilitates improved heat transfer, metal flow, and reduced downtime, ultimately increasing overall productivity. In conclusion, the advantages of using castables in the iron and steel industry encompass excellent thermal insulation, high refractory strength, versatility, easy installation, resistance to chemical attack, reduced material costs, and enhanced production efficiency. These benefits establish castables as the preferred choice for lining furnaces, ladles, tundishes, and other equipment in the iron and steel manufacturing process.
- 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: How can the lifespan of monolithic refractories be extended?
- The lifespan of monolithic refractories can be extended through proper installation techniques, regular maintenance, and careful handling.
- Q: How do monolithic refractories resist chemical attacks from molten metals and slag?
- Monolithic refractories are specifically designed to resist chemical attacks from molten metals and slag. They possess several key characteristics that enable them to withstand these aggressive environments. Firstly, monolithic refractories are composed of high-quality materials that have excellent chemical resistance. These materials, such as alumina, magnesia, and chrome, have a high melting point and are stable even when exposed to extreme temperatures and corrosive substances. This chemical stability ensures that the refractory can maintain its integrity and structural strength when in contact with molten metals and slag. Secondly, monolithic refractories have a dense and compact structure. This microstructure helps to prevent the penetration of molten metals and slag into the refractory material. The dense structure acts as a barrier, limiting the contact between the corrosive substances and the refractory. This reduces the chances of chemical reactions and erosion, thereby enhancing the resistance of the refractory to chemical attacks. Furthermore, monolithic refractories often contain additives and binders that enhance their chemical resistance. These additives create a protective layer on the refractory surface, acting as a shield against chemical attacks. They can also react with certain corrosive substances, forming stable compounds that further resist the penetration and corrosion of the refractory material. Additionally, monolithic refractories are designed to have low porosity. This low porosity minimizes the absorption of molten metals and slag, preventing them from infiltrating the refractory and causing damage. By reducing the permeability of the material, the refractory can maintain its structural integrity and resist chemical attacks over prolonged periods. In conclusion, monolithic refractories resist chemical attacks from molten metals and slag through their high-quality materials, dense structure, additives, and low porosity. These combined properties allow the refractories to withstand aggressive environments and maintain their performance and longevity in industrial applications.
- Q: How are monolithic refractories installed and repaired in iron and steel applications?
- Monolithic refractories in iron and steel applications are installed by carefully preparing the surface, followed by applying and compacting the refractory material using various techniques like gunning, casting, ramming, or shotcreting. In terms of repair, damaged sections are usually removed and replaced with fresh refractory material, ensuring proper bonding and compaction to restore the integrity of the lining. Regular inspections and maintenance are essential to identify and address any potential issues promptly.
- Q: What are the different types of monolithic refractories used in the iron and steel industry?
- There are several types of monolithic refractories used in the iron and steel industry, including castables, ramming mixes, gunning mixes, and plastic refractories. Castables are a mixture of refractory aggregates, binders, and additives that can be poured and shaped into various forms. Ramming mixes are granular refractories that can be packed and tamped into place using a ramming tool. Gunning mixes are similar to ramming mixes but are applied using a gunning machine. Plastic refractories are moldable materials that can be shaped and installed by hand. These different types of monolithic refractories offer flexibility and ease of installation in various applications within the iron and steel industry.
- Q: How do monolithic refractories withstand thermal shock?
- Monolithic refractories withstand thermal shock due to their unique composition and structure. They are made from a single, continuous material with no joints or seams, which allows them to expand and contract uniformly under extreme temperature changes. Additionally, monolithic refractories possess excellent thermal conductivity, which enables them to quickly dissipate heat and minimize stress build-up. These properties make them highly resistant to thermal shock and capable of withstanding rapid temperature fluctuations without cracking or breaking.
- Q: How do monolithic refractories resist corrosion and erosion in iron and steel applications?
- Monolithic refractories are highly resilient and effective in resisting corrosion and erosion in iron and steel applications. These refractories are composed of a single, homogeneous material, unlike traditional refractory bricks which are made up of multiple components. This monolithic nature provides several key advantages in terms of corrosion and erosion resistance. One of the primary ways monolithic refractories combat corrosion is through their low porosity. These materials have a minimal amount of interconnected pores, which prevents corrosive agents such as molten metal or slag from infiltrating the refractory structure. As a result, the likelihood of chemical reactions that cause corrosion is significantly reduced. Additionally, monolithic refractories exhibit excellent resistance to thermal shock. In iron and steel applications, rapid temperature changes are common, which can lead to mechanical stress and cracking of the refractory lining. However, monolithic refractories have high thermal conductivity and low thermal expansion, allowing them to withstand thermal shock without compromising their integrity. This characteristic enables them to resist erosion caused by the flow of molten metal or slag. Furthermore, monolithic refractories are highly durable and have good mechanical strength. This property enables them to withstand the abrasive forces often encountered in iron and steel applications. The refractory lining in these environments can be subject to intense mechanical impact, vibrations, and abrasive wear due to the movement of materials and equipment. Monolithic refractories' ability to resist erosion ensures their longevity and reliability in such harsh conditions. In summary, monolithic refractories resist corrosion and erosion in iron and steel applications through their low porosity, excellent resistance to thermal shock, and high mechanical strength. These qualities make them a preferred choice for lining furnaces, ladles, and other equipment used in the production of iron and steel.
- Q: What are the main factors affecting the abrasion resistance of monolithic refractories?
- There are three key aspects that categorize the main factors influencing the abrasion resistance of monolithic refractories: material composition, microstructure, and service conditions. Firstly, the abrasion resistance of monolithic refractories is significantly determined by their material composition. The selection of raw materials, such as aggregates and binders, directly impacts the overall hardness, strength, and wear resistance of the refractories. For example, high-alumina refractories, which have a high proportion of alumina as their main component, demonstrate exceptional abrasion resistance due to the hardness and toughness of alumina. Conversely, refractories with a higher percentage of softer materials like clay or magnesia may exhibit lower abrasion resistance. Secondly, the microstructure of monolithic refractories plays a crucial role in their ability to endure abrasion. The arrangement and orientation of the aggregates, as well as the bond strength between the particles and the matrix, significantly contribute to their resistance against wear. An evenly distributed and interconnected network of aggregates can strengthen the refractories and enhance their resistance to abrasion. Additionally, a compact and well-sintered matrix can prevent abrasive particles from penetrating, thereby reducing wear. Lastly, the service conditions under which monolithic refractories operate are vital factors in determining their abrasion resistance. Variables such as temperature, atmosphere, and mechanical stress can greatly impact the wear behavior of refractories. High temperatures can cause thermal expansion and contraction, resulting in cracks and spalling, which accelerate abrasion. The presence of corrosive gases or chemicals can also deteriorate the microstructure of refractories, diminishing their wear resistance. Moreover, mechanical stress from impact or friction can lead to localized wear and damage the refractories. To conclude, the abrasion resistance of monolithic refractories is influenced by material composition, microstructure, and service conditions. By carefully selecting suitable raw materials, optimizing the microstructure, and considering specific service conditions, it is possible to enhance the abrasion resistance of monolithic refractories and improve their overall performance in high-wear applications.
- Q: How do monolithic refractories improve the efficiency of ladle and tundish drying systems?
- Monolithic refractories improve the efficiency of ladle and tundish drying systems by providing superior thermal insulation, reduced heat loss, and increased resistance to thermal shock. These refractories have high thermal conductivity and low heat capacity, enabling faster and more uniform heating of the ladle and tundish. Additionally, their monolithic nature eliminates joints and seams that could lead to heat leakage, ensuring better heat retention and improved energy efficiency. The enhanced thermal properties of monolithic refractories contribute to quicker drying times and reduced energy consumption in ladle and tundish drying processes, ultimately improving overall system efficiency.
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Monolithic Refractories High Performance Ladle Sliding Gate for Iron and Steel Industry 2024
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 pc
- Supply Capability:
- 1000 pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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