Monolithic Refractories 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 advancements in monolithic refractory technology for the iron and steel industry?
- In recent years, significant progress has been made in the field of monolithic refractory technology for the iron and steel industry. Monolithic refractories, which are heat-resistant materials used to line the walls and floors of high-temperature industrial processes, have seen notable advancements. One of the key breakthroughs in monolithic refractory technology is the development of new and improved materials. Traditional refractory materials like firebricks have been replaced by more advanced options such as castables and gunning mixes. These upgraded materials offer superior performance in terms of thermal conductivity, thermal shock resistance, and erosion resistance. They can endure higher temperatures and can be applied more efficiently, resulting in enhanced process efficiency and reduced maintenance downtime. Another significant advancement is the utilization of advanced additives in monolithic refractories. These additives have the ability to enhance the properties of the refractory material, such as increasing its resistance to corrosion and erosion. They also improve the bond between the refractory and the substrate, ensuring a longer lifespan for the lining. Furthermore, the progress in monolithic refractory technology has led to the development of innovative installation techniques. Shotcreting, for example, has gained popularity due to its efficiency and ability to provide a uniform lining by spraying the refractory material onto the surface. Similarly, the use of gunning machines, which pump the refractory material at high velocity, has improved the speed and accuracy of installation. Moreover, there have been advancements in the design of monolithic refractories tailored specifically for various applications in the iron and steel industry. Refractories for blast furnaces, ladles, tundishes, and other critical equipment have been optimized to withstand the unique challenges and harsh conditions of these processes. The development of specialized monolithic refractories has resulted in increased productivity, reduced energy consumption, and improved product quality in the iron and steel industry. In conclusion, advancements in monolithic refractory technology for the iron and steel industry have brought about improved materials, advanced additives, innovative installation techniques, and specialized designs. These advancements have significantly enhanced the performance, durability, and efficiency of refractory linings in high-temperature industrial processes. Consequently, the iron and steel industry can benefit from increased productivity, reduced downtime, and improved product quality.
- Q: How do monolithic refractories withstand chemical attack from molten metals and slag?
- Due to their unique composition and structure, monolithic refractories exhibit high resistance to chemical attack from molten metals and slag. Unlike refractories with joints or seams, monolithic refractories are made from a single, solid piece, minimizing the chance of chemical penetration. The ability to withstand chemical attack is attributed to several factors. Firstly, monolithic refractories have a high melting point, which surpasses the temperature of the molten substances they encounter. This prevents them from melting or deforming upon contact with hot metals or slag. Additionally, the chemical resistance of monolithic refractories is enhanced by their formulation with materials that possess excellent resistance to chemicals. These materials, such as alumina, magnesia, and zirconia, form stable compounds and have a strong affinity for oxygen. Consequently, when exposed to molten substances, the refractories develop a protective oxide layer on their surface, effectively shielding them from chemical attack. Furthermore, the dense and compact structure of monolithic refractories plays a crucial role in their ability to resist chemical attack. The absence of joints and seams reduces the chances of molten metals and slag infiltrating the refractories and initiating chemical reactions. This dense structure also reduces the porosity of the material, making it less permeable to aggressive substances. Moreover, manufacturers often incorporate specialized additives, such as fibers, binders, and corrosion inhibitors, into monolithic refractories to further enhance their chemical resistance. These additives contribute to the refractories' ability to withstand chemical attack. In conclusion, monolithic refractories are designed to endure chemical attack from molten metals and slag through their high melting point, chemically resistant composition, dense structure, and specialized additives. These properties enable them to maintain their integrity and performance even in the most challenging environments, making them an ideal choice for applications involving high temperatures and corrosive substances.
- 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 known for their versatility and ability to be tailored to various applications. The composition, physical properties, and installation techniques of monolithic refractories can be adjusted to meet the specific needs of iron and steel processing. For example, the choice of raw materials used in the manufacturing of monolithic refractories can be customized to withstand the high temperatures and harsh chemical environments encountered in iron and steel processing. Different types of aggregates, binders, and additives can be selected to enhance the refractory's resistance to thermal shock, erosion, and corrosion. Furthermore, the installation method of monolithic refractories can be adapted to suit the specific requirements of iron and steel processing. Whether it is gunning, casting, ramming, or spraying, the installation technique can be customized to ensure optimal performance and longevity in the given application. Additionally, monolithic refractories can also be tailored to specific shapes and sizes to fit the various equipment and structures used in iron and steel processing. This allows for a more precise and efficient lining of furnaces, ladles, tundishes, and other vessels, thereby improving the overall productivity and performance of the process. In summary, monolithic refractories can be customized to meet the specific iron and steel processing requirements by adjusting their composition, physical properties, installation techniques, and shape. This customization ensures that the refractories can withstand the extreme conditions encountered in these industries, leading to improved performance, longer service life, and enhanced productivity.
- Q: What are the main challenges in designing the lining system with monolithic refractories?
- The main challenges in designing the lining system with monolithic refractories include ensuring proper installation and curing, achieving adequate strength and durability, managing thermal expansion and contraction, controlling shrinkage and cracking, and maintaining chemical resistance against corrosive environments. Additionally, the selection of suitable raw materials, proper mixing techniques, and effective installation methods are crucial to overcome these challenges and ensure a successful lining system design.
- Q: How do monolithic refractories provide thermal insulation in the iron and steel industry?
- Monolithic refractories play a crucial role in providing thermal insulation in the iron and steel industry. These refractories are commonly used to line the furnaces and other high-temperature equipment used in the production processes. One way monolithic refractories provide thermal insulation is by their ability to withstand high temperatures without degrading or melting. They are designed to have high heat resistance, which allows them to be used in environments where temperatures can reach several thousand degrees Celsius. By withstanding these extreme temperatures, the refractories prevent the transfer of heat to the surrounding structure, thus providing insulation. Another way monolithic refractories provide thermal insulation is through their low thermal conductivity. These materials have a low thermal conductivity, meaning they are not efficient in conducting heat. Instead, they trap the heat within their structure and minimize its transfer to the surrounding equipment or environment. This characteristic helps to maintain the temperature inside the furnaces and other high-temperature equipment, allowing for efficient and controlled metal production. Furthermore, monolithic refractories can be applied as a thick lining layer, which creates an additional barrier between the high-temperature environment and the surrounding equipment. The thickness of the refractory lining helps to minimize heat transfer and acts as a buffer, reducing the impact of high temperatures on the structural integrity of the equipment. In addition to providing thermal insulation, monolithic refractories also offer excellent resistance to chemical attack and mechanical wear, which are common challenges in the iron and steel industry. This resistance ensures the longevity of the refractory lining, allowing for consistent and reliable insulation over time. Overall, monolithic refractories provide thermal insulation in the iron and steel industry through their high-temperature resistance, low thermal conductivity, thick lining layer, and resistance to chemical attack and mechanical wear. These properties contribute to maintaining the desired temperature inside the equipment and protecting the surrounding structure from the intense heat generated during metal production processes.
- Q: What are the typical applications of monolithic refractories in blast furnaces?
- Monolithic refractories are widely used in blast furnaces due to their unique properties and applications. These refractories are composed of a single, homogeneous material that can be shaped and installed in various forms without the need for joints or seams. This characteristic makes them ideal for lining and protecting the different zones of a blast furnace. One typical application of monolithic refractories in blast furnaces is the lining of the hearth. The hearth is the bottom part of the furnace where molten iron and slag accumulate. Monolithic refractories are used to create a durable and heat-resistant lining that can withstand the extreme temperatures and chemical reactions occurring in this area. Another common application is the lining of the bosh, which is the transition zone between the hearth and the stack of the blast furnace. The bosh is subjected to high temperatures and mechanical stresses due to the movement of the burden materials. Monolithic refractories with high thermal shock resistance and abrasion resistance are used to ensure the longevity and efficiency of the bosh. Monolithic refractories are also used for the lining of the stack and the tuyere area. The stack is the vertical part of the furnace where the reduction of iron ore takes place. The tuyere area is where the hot blast of air is injected into the furnace. Both of these areas require refractories that can withstand high temperatures, chemical reactions, and mechanical stresses. Furthermore, monolithic refractories are used for repairs and maintenance in blast furnaces. Due to the harsh conditions inside the furnace, the lining may deteriorate over time. Monolithic refractories can be easily applied as patching materials to restore the integrity of the lining and extend the furnace's lifespan. In summary, the typical applications of monolithic refractories in blast furnaces include lining the hearth, bosh, stack, and tuyere area, as well as for repairs and maintenance. These refractories provide excellent thermal shock resistance, abrasion resistance, and durability, making them essential for the efficient operation of blast furnaces in the iron and steel industry.
- Q: What are the specific requirements of monolithic refractories for ladle transfer applications?
- To ensure the effectiveness and durability of monolithic refractories used in ladle transfer applications, specific requirements must be met. These requirements are crucial for maintaining the integrity of the ladle lining and preventing any issues during the transfer process. Firstly, it is essential for monolithic refractories designed for ladle transfer applications to possess excellent thermal shock resistance. Ladles undergo extreme temperature changes during the transfer process, and the refractories must be capable of withstanding rapid heating and cooling without developing cracks or spalling. This property serves to prevent any damage to the lining and preserves the structural integrity of the ladle. Secondly, ladle transfer applications necessitate monolithic refractories that exhibit high resistance to chemical attack. Ladles often come into contact with various molten metals and slag, which can possess corrosive properties. The refractories must be able to endure these corrosive environments and maintain their physical and chemical properties over time. Another crucial requirement is good mechanical strength. Ladles can experience significant mechanical stress during the transfer process, including impacts and vibrations. Therefore, the monolithic refractories must possess sufficient strength to resist these mechanical forces and prevent any cracking or failure within the lining. Furthermore, ladle transfer applications frequently involve the use of fluxes and additives, which can possess different physical properties. The refractories used must be compatible with these fluxes and additives to ensure proper performance and avoid any adverse reactions that could impact the lining of the ladle. Lastly, monolithic refractories designed for ladle transfer applications should exhibit low porosity. Low porosity helps to minimize the penetration of molten metal and slag into the refractory lining, thereby reducing the risk of erosion and extending the service life of the refractories. In summary, the specific requirements for monolithic refractories in ladle transfer applications include excellent thermal shock resistance, high resistance to chemical attack, good mechanical strength, compatibility with fluxes and additives, and low porosity. By meeting these requirements, the refractories can effectively endure the harsh conditions of ladle transfer and ensure the longevity and performance of the ladle lining.
- Q: What are the specific requirements of monolithic refractories for continuous casting applications?
- The specific requirements of monolithic refractories for continuous casting applications are designed to withstand the extreme temperatures and thermal shock conditions experienced during the continuous casting process. Firstly, these refractories must have high thermal conductivity to effectively transfer heat away from the molten metal and maintain a stable casting temperature. This helps to prevent the formation of defects such as cracks, hot spots, and uneven solidification in the cast product. Secondly, monolithic refractories for continuous casting applications must have high refractoriness, meaning they can withstand the high temperatures of the molten metal without melting or deforming. This ensures the refractories can provide a protective lining and maintain their structural integrity throughout the casting process. Additionally, these refractories must have excellent resistance to thermal shock. The continuous casting process involves rapid cooling and heating cycles, which can create significant temperature differentials and induce thermal stresses. Monolithic refractories with low thermal expansion and high thermal shock resistance can withstand these conditions without cracking or spalling. Furthermore, good erosion and corrosion resistance are crucial requirements for monolithic refractories in continuous casting applications. The molten metal and slag can be highly corrosive and abrasive, leading to wear and chemical attack on the refractory lining. Hence, refractories with high resistance to erosion and corrosion are essential to ensure the longevity and stability of the lining. Lastly, monolithic refractories for continuous casting applications should have good workability and ease of installation. This allows for efficient and precise lining installation, reducing downtime during maintenance or repairs. Overall, the specific requirements of monolithic refractories for continuous casting applications include high thermal conductivity, refractoriness, thermal shock resistance, erosion and corrosion resistance, as well as good workability. Meeting these requirements ensures the refractories can effectively protect the casting equipment and maintain the quality of the cast products.
- 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.
- Q: What are the factors affecting the lifespan of monolithic refractories?
- There are several factors that can significantly affect the lifespan of monolithic refractories. 1. Temperature: One of the most critical factors is the operating temperature. Monolithic refractories are designed to withstand high temperatures, but prolonged exposure to extreme temperatures can cause thermal shock and lead to premature failure. 2. Thermal cycling: Frequent temperature fluctuations, known as thermal cycling, can also shorten the lifespan of monolithic refractories. The expansion and contraction of the refractory material can create stress, resulting in cracking and degradation over time. 3. Chemical environment: The chemical environment in which the monolithic refractories are used plays a crucial role in their lifespan. Exposure to corrosive gases, acids, alkalis, or molten metals can cause chemical reactions that degrade the refractory material. 4. Mechanical stress: Mechanical stress, such as abrasion, impact, and vibration, can weaken monolithic refractories and shorten their lifespan. This is especially relevant in industries with high mechanical activity, such as steelmaking or cement production. 5. Installation and maintenance: Proper installation and regular maintenance are essential for maximizing the lifespan of monolithic refractories. Poor installation techniques or neglecting maintenance can result in weak joints, inadequate anchoring, or the growth of cracks, leading to premature failure. 6. Quality of refractory material: The quality and composition of the monolithic refractory material can significantly impact its lifespan. Higher-quality materials with better resistance to temperature, chemical attacks, and mechanical stress tend to have longer lifespans. 7. Design and engineering: The design of the refractory lining and its engineering considerations, such as thickness, shape, and reinforcement, also influence the lifespan of monolithic refractories. Proper design can distribute stress more evenly, reduce thermal gradients, and improve overall performance and durability. 8. Operating conditions: The way monolithic refractories are operated and handled can affect their lifespan. Factors such as rapid temperature changes, improper cooling or heating procedures, or excessive thermal cycling can all contribute to premature failure. In summary, the lifespan of monolithic refractories is influenced by various factors, including temperature, thermal cycling, chemical environment, mechanical stress, installation and maintenance practices, quality of refractory material, design and engineering considerations, and operating conditions. Proper consideration and management of these factors are essential for maximizing the lifespan of monolithic refractories.
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Monolithic Refractories 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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