Monolithic Refractories High Performance & Temperature Ladle Slide Gate for Iron and Steel Industry
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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
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.
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 | |
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- Q: How are monolithic refractories inspected and tested for quality assurance?
- Monolithic refractories are inspected and tested for quality assurance through a series of rigorous processes to ensure their reliability and performance. These inspections and tests are crucial in maintaining consistent quality standards and identifying any potential defects or weaknesses in the refractory material. Firstly, visual inspections are conducted to check for any visible defects such as cracks, spalling, or signs of poor manufacturing. This step helps identify any obvious issues that may affect the refractory's performance. Next, physical properties such as density, porosity, and thermal conductivity are measured using specialized equipment. These measurements are compared against predetermined standards to ensure the refractory material meets the required specifications. Density and porosity are important indicators of the refractory's strength and resistance to heat and chemicals, while thermal conductivity determines its ability to transfer heat efficiently. In addition, mechanical tests are performed to assess the refractory's strength and resistance to mechanical stress. This involves subjecting the material to compressive, tensile, and flexural forces to evaluate its structural integrity and durability. To ensure the refractory's performance in high-temperature environments, thermal tests are conducted. These tests involve exposing the refractory to extreme temperatures and monitoring its behavior. Thermal expansion and shrinkage, resistance to thermal shock, and thermal cycling are some of the parameters evaluated during these tests. Chemical analysis is another important aspect of quality assurance for monolithic refractories. Samples of the refractory material are analyzed to determine their chemical composition and assess their resistance to various corrosive environments. This analysis helps ensure that the refractory is suitable for the specific applications it will be used in. Lastly, field tests may be conducted at actual operating sites to evaluate the refractory's performance under real-world conditions. These tests involve monitoring the refractory's behavior in terms of wear and tear, thermal insulation, and resistance to chemical attack. The results obtained from field tests are crucial in validating the refractory's performance and making any necessary adjustments to the manufacturing process. Overall, monolithic refractories undergo a comprehensive inspection and testing process, encompassing visual inspections, physical and mechanical tests, thermal analysis, chemical analysis, and field tests. This systematic approach ensures that the refractories meet the required quality standards, providing reliability and longevity in the demanding environments they are designed for.
- Q: What are the common failure mechanisms of monolithic refractories in the iron and steel industry?
- Common failure mechanisms of monolithic refractories in the iron and steel industry include: 1. Thermal spalling: Monolithic refractories are exposed to extreme temperature changes during the iron and steel production process. These rapid temperature fluctuations can cause the refractory material to expand and contract, leading to thermal stress and ultimately spalling. This failure mechanism is particularly common in areas where the refractory is exposed to high temperatures, such as in the hot face of a furnace. 2. Chemical attack: The iron and steel production process involves the use of various chemicals and molten metal, which can react with the refractory material over time. Chemical attack can cause the refractory to deteriorate, leading to cracks, erosion, and ultimately failure. Common culprits include slag, alkalis, sulfur, and other impurities present in the production environment. 3. Abrasion: The movement of materials, such as iron ore, coke, and fluxes, can cause abrasion on the refractory lining. This mechanical wear and tear can weaken the refractory material, leading to its failure. Abrasion is particularly prevalent in areas that experience high material flow rates or turbulence, such as in the taphole or launder systems. 4. Corrosion: Monolithic refractories can be subjected to corrosion from the gases, liquids, and solids present in the iron and steel production environment. Corrosion can occur due to the presence of oxygen, water vapor, and various chemical species, such as carbon monoxide and sulfur compounds. It can lead to the formation of corrosive products, such as oxides or sulfides, which degrade the refractory material over time. 5. Mechanical stress: Monolithic refractories may experience mechanical stress due to factors like thermal expansion and contraction, vibration, or mechanical impact. Excessive mechanical stress can cause cracks or fractures in the refractory lining, compromising its integrity and leading to failure. To mitigate these failure mechanisms, proper selection of refractory materials, regular inspection, and maintenance are crucial. Additionally, designing refractory linings considering the specific operational conditions and using appropriate installation techniques can help enhance their performance and lifespan in the iron and steel industry.
- Q: How do monolithic refractories contribute to the overall efficiency of ladle slagging operations?
- Monolithic refractories contribute to the overall efficiency of ladle slagging operations by providing excellent thermal insulation, high resistance to thermal shock, and superior corrosion resistance. These properties allow for better heat retention, reduced heat loss, and extended refractory lifespan. As a result, ladle slagging operations can be carried out at higher temperatures with minimal refractory wear and tear, leading to increased productivity and cost savings. Additionally, monolithic refractories offer ease of installation and maintenance, ensuring quick turnaround times and minimizing downtime during ladle slagging operations.
- Q: Can monolithic refractories be used for the lining of ladle refining furnaces and VOD converters?
- Yes, monolithic refractories can be used for the lining of ladle refining furnaces and VOD converters. Monolithic refractories are versatile and can be shaped and installed easily, making them suitable for lining various types of furnaces and converters, including ladle refining furnaces and VOD converters.
- Q: Can monolithic refractories be used for the lining of blast furnace runners and troughs?
- Yes, blast furnace runners and troughs can have their lining done with monolithic refractories. Monolithic refractories, unlike traditional refractory bricks that are made by assembling individual units, are composed of a single, homogeneous structure. There are several advantages to using monolithic refractories for lining blast furnace runners and troughs. Firstly, they exhibit excellent thermal shock resistance, which is vital in this application given the extreme temperature fluctuations the lining is exposed to. Additionally, monolithic refractories have a good resistance to chemical attack from the molten metal and slag, which helps prolong the lining's lifespan in the harsh working environment of blast furnaces. Moreover, monolithic refractories can be easily installed in intricate shapes and structures, allowing for greater flexibility in designing the lining of blast furnace runners and troughs. This ease of installation also results in reduced downtime during maintenance and repair, as monolithic refractories can be applied quickly and efficiently. To summarize, monolithic refractories are a suitable option for lining blast furnace runners and troughs due to their thermal shock resistance, chemical resistance, and easy installation. Their use can contribute to improving the longevity and performance of these critical components in blast furnace operations.
- Q: Can monolithic refractories be used for the lining of reheating furnaces and walking beam furnaces?
- Monolithic refractories, which are refractory materials that can be cast or gunned into place rather than being made up of individual bricks or precast shapes, can be utilized for the lining of both reheating furnaces and walking beam furnaces. This characteristic makes them highly adaptable and versatile for a variety of furnace applications. Reheating furnaces are employed to heat metal products to a specific temperature before undergoing further processing, such as rolling or forging. The lining of these furnaces is exposed to high temperatures, thermal cycling, and mechanical stress. Given their exceptional thermal shock resistance and ability to withstand rapid temperature changes without cracking or spalling, monolithic refractories are well-suited for these conditions. In the steel industry, walking beam furnaces are utilized for the continuous heating and transportation of steel slabs or billets. These furnaces necessitate a lining material that can endure 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 lining walking beam furnaces. Moreover, monolithic refractories provide additional advantages such as straightforward installation, decreased downtime for repairs, and enhanced energy efficiency. They can be customized to fit specific furnace designs and can be easily repaired or replaced as needed. In conclusion, monolithic refractories are a suitable option for lining 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 the preferred choice for these furnace applications.
- Q: What are the key factors affecting the installation and curing of monolithic refractories?
- The installation and curing of monolithic refractories can be affected by several important factors: 1. Material selection: Choosing the right monolithic refractory material is crucial as it determines how it will be installed and cured. Different materials have different requirements, so it is important to select the appropriate material for the specific application. 2. Surface preparation: Properly preparing the surface is essential for the successful installation and curing of monolithic refractories. The surface must be clean, free from contaminants, and properly roughened to ensure good adhesion of the refractory material. 3. Mixing and proportioning: How the refractory material is mixed and proportioned plays a significant role in its installation and curing. Following the manufacturer's instructions for mixing ratios and ensuring thorough mixing is important to achieve a uniform mixture. 4. Application technique: The technique used to apply the monolithic refractory material can greatly impact its installation and curing. Employing proper application techniques, such as gunning, casting, or ramming, is necessary to ensure uniformity and proper bonding with the substrate. 5. Temperature control: Controlling the temperature during installation and curing is critical for achieving the desired properties in the monolithic refractory. The curing process should be carried out at the recommended temperature, and sudden temperature changes should be avoided to prevent thermal stresses. 6. Moisture content: The moisture content of the refractory material and the surrounding environment can affect its installation and curing. Excessive moisture can cause shrinkage, cracking, or poor bonding, while insufficient moisture can hinder proper curing. Maintaining the optimum moisture content for the specific refractory material is important. 7. Curing time: The required curing time for monolithic refractories varies depending on the material and application. It is crucial to follow the recommended curing time to allow for proper strength development and dimensional stability. 8. Environmental conditions: Environmental factors, such as humidity, temperature, and air circulation, can influence the installation and curing of monolithic refractories. It is important to maintain suitable environmental conditions to facilitate proper drying and curing. In conclusion, understanding and addressing these key factors are essential to ensure the successful installation and curing of monolithic refractories, leading to improved performance and longevity of the refractory lining.
- Q: How do monolithic refractories contribute to energy efficiency in iron and steel manufacturing?
- The use of monolithic refractories is crucial for improving energy efficiency in iron and steel manufacturing processes. Made from a single material, typically a combination of high-quality aggregates, binders, and additives, these refractories are easily installed and repaired. One way in which monolithic refractories enhance energy efficiency is by minimizing heat loss. Their excellent insulation properties help maintain high temperatures in the furnace or kiln. This reduces the energy needed to maintain the desired temperature, resulting in lower energy consumption and cost savings. Additionally, monolithic refractories are designed with high thermal conductivity, allowing for efficient heat transfer from hot gases or flames to the iron and steel being processed. This leads to faster heating rates and shorter processing times, resulting in energy savings and increased production capacity. Another advantage of monolithic refractories is their ability to withstand extreme temperatures and harsh conditions. They are resistant to thermal shock, corrosion, and erosion, which extends their lifespan and reduces the need for frequent repairs or replacements. This minimizes downtime, enabling continuous operation and improved energy efficiency. Moreover, monolithic refractories offer design flexibility, allowing for the optimization of furnace and kiln geometries. By customizing the shape and dimensions of the refractory linings, heat distribution can be improved, ensuring more uniform heating and reducing energy wastage. This flexibility also enables the implementation of advanced combustion technologies, further enhancing energy efficiency. In conclusion, monolithic refractories contribute to energy efficiency in iron and steel manufacturing through the reduction of heat loss, enhancement of heat transfer, ability to withstand extreme conditions, optimization of furnace geometries, and facilitation of advanced combustion technologies. By utilizing these refractories, the industry can achieve significant energy savings, cost reductions, and environmental benefits.
- 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: What are the advantages of using self-flow castables in the iron and steel industry?
- There are several advantages of using self-flow castables in the iron and steel industry. Firstly, self-flow castables offer excellent flowability, which means they can easily fill complex shapes and intricate molds. This allows for greater design flexibility and the ability to create more intricate and precise components. Additionally, the high flowability ensures that there are no gaps or voids in the casting, resulting in a higher quality product with improved mechanical properties. Secondly, self-flow castables have a high degree of homogeneity. This means that the composition of the castable is evenly distributed, resulting in consistent properties throughout the casting. This is particularly important for the iron and steel industry, where uniformity is crucial for achieving desired performance characteristics. Moreover, self-flow castables have a low water demand, which leads to reduced drying and curing times. This is beneficial in terms of production efficiency, as it allows for faster casting cycles and shorter overall production times. Additionally, the reduced water demand also leads to lower drying shrinkage, minimizing the risk of cracking or distortion during the curing process. Another advantage of using self-flow castables is their excellent thermal shock resistance. This is particularly important in the iron and steel industry, where materials are subjected to extreme temperatures. Self-flow castables have the ability to withstand rapid and drastic temperature changes without cracking, which ensures the longevity and durability of the cast components. Furthermore, self-flow castables have good abrasion resistance, which is essential in applications where the castings are exposed to abrasive materials or environments. The high resistance to wear and tear ensures a longer service life and reduces the need for frequent repairs or replacements. In conclusion, the advantages of using self-flow castables in the iron and steel industry include excellent flowability, high homogeneity, low water demand, good thermal shock resistance, and strong abrasion resistance. These benefits contribute to improved casting quality, increased production efficiency, enhanced durability, and reduced maintenance costs.
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Monolithic Refractories High Performance & Temperature Ladle Slide Gate for Iron and Steel Industry
- 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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