Monolithic Refractories High Temperature Ladle Sliding Gate Steel
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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: How are monolithic refractories different from traditional brick refractories?
- Monolithic refractories differ from traditional brick refractories in several ways. Firstly, monolithic refractories are made from a single, homogeneous material, while traditional brick refractories are made from individual bricks that are assembled together. This difference in construction allows monolithic refractories to have a more uniform and consistent structure, which can enhance their performance and durability. Secondly, monolithic refractories are typically easier to install compared to traditional brick refractories. Since they are made from a single material, they can be poured or sprayed into place, eliminating the need for precise bricklaying and mortar application. This ease of installation saves time and labor during construction or repair projects. Additionally, monolithic refractories often have superior thermal shock resistance compared to traditional brick refractories. The homogeneous structure of monolithic refractories allows them to expand and contract more uniformly under thermal stress, reducing the risk of cracking and failure. This makes monolithic refractories more suitable for applications where rapid temperature changes occur, such as in furnaces or kilns. Furthermore, monolithic refractories can 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. Monolithic refractories, on the other hand, have a seamless structure that minimizes the risk of chemical penetration and erosion, enhancing their longevity and performance. Overall, monolithic refractories offer advantages in terms of uniformity, ease of installation, thermal shock resistance, and chemical resistance compared to traditional brick refractories. These differences make monolithic refractories a preferred choice for many industrial applications where high temperatures and harsh environments are present.
- Q: What are the challenges in recycling monolithic refractories?
- Recycling monolithic refractories presents several challenges that complicate the process compared to other materials. To begin with, the exceptional resistance of monolithic refractories to high temperatures and harsh conditions makes them difficult to break down and separate. Specialized techniques and equipment are required for this purpose. Furthermore, monolithic refractories often contain various additives and binders, such as clay, cement, and other organic compounds. These additional substances add complexity to the recycling process, as they may need to be removed or separated from the refractory material before effective recycling can take place. Moreover, monolithic refractories are prone to contamination during their service life, with metal oxides, slag, and impurities being common culprits. These contaminants can affect the quality and properties of the recycled refractory material, necessitating thorough cleaning and purification procedures. Additionally, the logistics involved in collecting and transporting monolithic refractories for recycling can be challenging. Given that refractories are typically used in large quantities in industrial settings, their removal and transportation can be costly and time-consuming. Furthermore, finding suitable recycling facilities equipped with the necessary expertise and equipment to handle monolithic refractories can be limited, particularly in certain regions. Lastly, economic factors contribute to the challenges of recycling monolithic refractories. The financial viability of recycling and processing these refractories may not always justify the cost compared to using new materials. Consequently, companies may be discouraged from investing in recycling programs, leading to lower demand for recycled refractory materials. In summary, the challenges associated with recycling monolithic refractories primarily arise from their durability, complex composition, contamination, logistics, and economic considerations. Nonetheless, with technological advancements and increased awareness of the environmental benefits of recycling, these challenges can be overcome, promoting the sustainable reuse of refractory materials.
- Q: What are the considerations for selecting monolithic refractories for ladles and tundishes?
- When selecting monolithic refractories for ladles and tundishes, there are several important considerations to keep in mind. 1. Temperature resistance: Ladles and tundishes are exposed to extremely high temperatures in metal casting processes. It is crucial to choose monolithic refractories that can withstand and maintain their strength and integrity at these elevated temperatures. 2. Thermal shock resistance: Ladles and tundishes are subjected to rapid temperature changes, especially during the pouring and cooling processes. Monolithic refractories with good thermal shock resistance can prevent cracking and spalling, ensuring the longevity and performance of the ladles and tundishes. 3. Erosion and corrosion resistance: Molten metal, slag, and other corrosive substances can cause erosion and chemical attack on refractory linings. Selecting monolithic refractories with excellent erosion and corrosion resistance can prolong the service life of ladles and tundishes, reducing maintenance and downtime. 4. Mechanical strength: Ladles and tundishes are frequently handled, transported, and subjected to mechanical stresses. Monolithic refractories with adequate mechanical strength can withstand these forces without cracking or breaking, ensuring the structural integrity of ladles and tundishes. 5. Application method: The method of applying monolithic refractories is another consideration. Depending on the size and shape of the ladles and tundishes, as well as the available equipment and expertise, different application methods such as gunning, casting, ramming, or spraying may be used. The selected monolithic refractories should be compatible with the chosen application method. 6. Thermal conductivity: The thermal conductivity of monolithic refractories can affect heat transfer in ladles and tundishes. Low thermal conductivity refractories can help minimize heat loss and improve energy efficiency. 7. Cost-effectiveness: While performance and durability are essential, it is also important to consider the cost-effectiveness of the selected monolithic refractories. This includes factors such as the initial cost of the refractories, installation and maintenance costs, as well as the expected service life. Balancing performance with cost can help optimize the overall investment in ladles and tundishes. Overall, the considerations for selecting monolithic refractories for ladles and tundishes involve a combination of temperature resistance, thermal shock resistance, erosion and corrosion resistance, mechanical strength, application method compatibility, thermal conductivity, and cost-effectiveness. By carefully evaluating these factors, one can choose the most suitable monolithic refractories that meet the specific requirements of ladles and tundishes in metal casting processes.
- Q: What are the key properties of shotcrete mixes used for monolithic refractory applications?
- The key properties of shotcrete mixes used for monolithic refractory applications include high strength, low porosity, high abrasion resistance, good thermal shock resistance, and excellent adhesion to the substrate. These properties ensure the durability and effectiveness of the shotcrete in withstanding high temperatures and harsh conditions in refractory applications.
- Q: What are the common failure mechanisms of monolithic refractories?
- Common failure mechanisms of monolithic refractories include thermal spalling, chemical attack, erosion, and mechanical stress. Thermal spalling occurs when the refractory material is exposed to rapid temperature changes, leading to the cracking and breaking of the refractory lining. This can happen due to thermal shock, such as when a cold material is suddenly exposed to high temperatures, or when the refractory is subjected to cyclic heating and cooling. Chemical attack occurs when the refractory material comes into contact with aggressive chemicals or gases that can react with and degrade the refractory lining. This can lead to the formation of new compounds or the dissolution of the refractory material, weakening its structure and reducing its resistance to further chemical attack. Erosion is another common failure mechanism, especially in applications where the refractory lining is exposed to high-velocity gas or liquid flows. The abrasive action of the flowing medium can gradually wear away the refractory material, leading to thinning and eventual failure of the lining. Mechanical stress, such as thermal expansion or contraction mismatch, can also cause failure in monolithic refractories. When the refractory material is subjected to rapid temperature changes, differential expansion or contraction can occur, leading to the development of cracks and fractures in the lining. To mitigate these failure mechanisms, various techniques can be employed, such as proper material selection based on the specific operating conditions, careful design to minimize thermal gradients, use of protective coatings, and regular inspection and maintenance to identify and address any signs of failure or degradation.
- Q: What are the limitations of monolithic refractories in high-temperature applications?
- Monolithic refractories are known for their versatility and ease of installation, making them popular in a variety of high-temperature applications. However, they do have certain limitations that need to be considered. Firstly, monolithic refractories have a limited thermal shock resistance. Rapid temperature changes, such as during startup or shutdown procedures, can cause thermal stress, leading to cracking or spalling. This can be a significant concern in applications where the refractory is subjected to frequent temperature fluctuations. Secondly, monolithic refractories have relatively lower mechanical strength compared to traditional brick or block refractories. This can result in reduced resistance to mechanical stress, such as abrasion or impact, particularly in high-temperature environments. Therefore, they may not be suitable for applications with high mechanical loading or abrasive conditions. Another limitation of monolithic refractories is their susceptibility to chemical attack. Certain aggressive chemical environments can cause chemical reactions with the refractory material, leading to deterioration or corrosion. This can be a concern in applications involving acidic or alkaline substances, where special refractory materials may be required. Furthermore, monolithic refractories can have a higher susceptibility to spalling or erosion caused by thermal cycling. The repeated expansion and contraction of the refractory material due to temperature changes can lead to the formation of cracks or gaps, making them more prone to erosion from gases or liquids. This limitation should be carefully considered in applications where long-term durability is essential. Lastly, monolithic refractories can be challenging to repair or replace compared to brick or block refractories. Once installed, it can be difficult to remove and replace a monolithic lining, especially in complex shapes or confined spaces. This limitation can result in longer downtime or increased costs for maintenance or repairs. In summary, while monolithic refractories offer several advantages in high-temperature applications, they also have limitations in terms of thermal shock resistance, mechanical strength, chemical resistance, erosion, and repairability. These limitations should be carefully evaluated to ensure the suitability of monolithic refractories for specific application requirements.
- Q: What are the latest advancements in monolithic refractories for the iron and steel industry?
- Enhanced properties have been achieved in the latest advancements of monolithic refractories for the iron and steel industry. These advancements are aimed at withstanding the extreme temperatures and harsh conditions associated with iron and steel production processes. One notable advancement is the utilization of advanced bonding systems that offer exceptional strength and resistance to thermal shock. These systems, including nano-bonding technology, contribute to the overall improvement in the performance and durability of monolithic refractories. Another significant development is the introduction of low cement castables. These castables contain a reduced amount of cement, resulting in enhanced high-temperature strength and erosion resistance. This advancement proves particularly valuable in applications within the iron and steel industry where thermal cycling and mechanical stress are common. Furthermore, the composition of monolithic refractories has seen advancements. The incorporation of advanced raw materials, such as high-quality aggregates and additives, has led to improved thermal conductivity, corrosion resistance, and thermal insulation properties. These developments allow for more efficient and sustainable iron and steel production processes. Additionally, recent advancements have been focused on the development of self-flow castables. These castables possess excellent flowability, facilitating easy installation and maintenance of refractory linings. This advancement not only reduces installation time and costs but also ensures improved lining performance. In conclusion, the latest advancements in monolithic refractories for the iron and steel industry have resulted in improved performance, durability, and efficiency. These advancements enable the industry to enhance its production processes, minimize downtime, and increase overall productivity.
- Q: Can monolithic refractories be used for the lining of reheating furnaces and walking beam furnaces?
- Yes, monolithic refractories can be used for the lining of reheating furnaces and walking beam furnaces. Monolithic refractories are a type of refractory material that is characterized by its ability to be cast or gunned into place, rather than being made up of individual bricks or precast shapes. This makes them highly versatile and adaptable for various furnace applications, including reheating furnaces and walking beam furnaces. Reheating furnaces are used to heat metal products to a specific temperature before further processing, such as rolling or forging. The lining of these furnaces is subjected to high temperatures, thermal cycling, and mechanical stress. Monolithic refractories are well-suited for these conditions, as they have excellent thermal shock resistance and can withstand rapid temperature changes without cracking or spalling. Walking beam furnaces are used in the steel industry for the continuous heating and transport of steel slabs or billets. These furnaces require a lining material that can withstand the abrasion and mechanical stress caused by the movement of the material. Monolithic refractories with high abrasion resistance and good mechanical strength are ideal for the lining of walking beam furnaces. Additionally, monolithic refractories offer other advantages such as easy installation, reduced downtime for repairs, and improved energy efficiency. They can be tailored to specific furnace designs and can be easily repaired or replaced when necessary. In conclusion, monolithic refractories are a suitable choice for the lining of reheating furnaces and walking beam furnaces due to their ability to withstand high temperatures, thermal cycling, mechanical stress, and abrasion. Their versatility, ease of installation, and repair make them a preferred option for these furnace applications.
- Q: How do monolithic refractories improve the performance of iron and steel furnaces?
- Monolithic refractories play a crucial role in improving the performance of iron and steel furnaces in several ways. Firstly, these refractories provide excellent thermal insulation, which helps to maintain a stable and high temperature inside the furnace. This is important because the production of iron and steel requires extremely high temperatures for efficient melting and refining processes. Secondly, monolithic refractories have high resistance to thermal shock and can withstand rapid temperature changes without cracking or spalling. This is particularly important in iron and steel furnaces, where the temperature can fluctuate greatly during operations. By withstanding thermal shock, these refractories ensure the longevity of the furnace lining, reducing maintenance and downtime. Furthermore, monolithic refractories have excellent resistance to chemical attacks from the molten metal and slag in the furnace. The production of iron and steel involves the use of various chemical agents that can corrode and erode the lining of the furnace. Monolithic refractories offer superior resistance to these chemical attacks, ensuring the integrity of the furnace lining and preventing contamination of the metal being produced. Additionally, monolithic refractories have excellent mechanical strength and abrasion resistance. This is important as they are subjected to mechanical stresses and wear from the movement of materials inside the furnace, such as charging and tapping operations. The high mechanical strength and abrasion resistance of these refractories ensure their durability and prolong their service life in iron and steel furnaces. Overall, monolithic refractories improve the performance of iron and steel furnaces by providing superior thermal insulation, resistance to thermal shock and chemical attacks, as well as high mechanical strength and abrasion resistance. These properties contribute to the efficient and reliable operation of the furnace, resulting in increased productivity, reduced maintenance costs, and improved product quality.
- Q: How do monolithic refractories improve the durability of furnace linings?
- Monolithic refractories play a crucial role in enhancing the durability of furnace linings due to their unique characteristics and properties. These materials are composed of a single, homogeneous structure, unlike traditional brick refractories that consist of individual bricks or tiles. One of the key ways in which monolithic refractories improve the durability of furnace linings is through their ability to eliminate joints and seams. In traditional brick refractories, the joints between the bricks can be weak points where cracks and failures can occur due to thermal expansion and contraction. Monolithic refractories, on the other hand, are poured or gunned into place, ensuring a seamless lining. This seamless structure minimizes the potential for cracks, making the lining more durable and less susceptible to thermal stress. Monolithic refractories also have excellent thermal shock resistance, which is crucial for furnace linings that are subjected to rapid and extreme temperature changes. The monolithic structure allows for better heat transfer and distribution, preventing localized hotspots that can lead to thermal shock and lining failure. This enhanced thermal shock resistance ensures that the furnace lining can withstand the repeated heating and cooling cycles without significant damage, hence improving its overall durability. Additionally, monolithic refractories offer superior erosion and corrosion resistance. Furnace linings are often exposed to harsh chemicals, molten metals, and abrasive materials, which can cause erosion and corrosion over time. Monolithic refractories are designed to resist these corrosive agents, protecting the lining from chemical attacks and physical wear. This resistance ensures a longer lifespan for the furnace lining and reduces the need for frequent repairs or replacements. Furthermore, monolithic refractories provide better insulation properties compared to traditional brick refractories. They have lower thermal conductivity, meaning that heat transfer through the lining is minimized. This insulation property helps to maintain a more stable and uniform temperature within the furnace, reducing thermal stress on the lining and contributing to its longevity. In summary, monolithic refractories improve the durability of furnace linings by eliminating joints and seams, enhancing thermal shock resistance, providing erosion and corrosion resistance, and offering superior insulation properties. These materials are specifically designed to withstand the extreme conditions inside furnaces, ensuring a longer lifespan for the lining and reducing maintenance costs in the long run.
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Monolithic Refractories High Temperature Ladle Sliding Gate Steel
- 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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