Monolithic Refractories High Temperature Ladle Sliding 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
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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 do monolithic refractories contribute to the overall productivity of iron and steel plants?
- Monolithic refractories play a crucial role in enhancing the overall productivity of iron and steel plants. These refractories are characterized by their ability to be shaped and installed without the need for joints or mortar, making them highly versatile and efficient. One major contribution of monolithic refractories to the productivity of iron and steel plants is their ability to withstand high temperatures. These refractories are designed to have excellent thermal shock resistance, meaning they can withstand rapid changes in temperature without cracking or breaking. This allows them to be used in various high-temperature applications such as blast furnaces, converters, and ladles. By using monolithic refractories in these critical areas, iron and steel plants can operate at higher temperatures, leading to increased production rates. The refractories provide effective insulation, reducing heat losses and improving energy efficiency. This results in cost savings and higher output for the plant. Furthermore, monolithic refractories are known for their excellent resistance to chemical attacks from molten metals and slags. They can withstand the corrosive effects of molten iron, steel, and other alloys, protecting the underlying structures and extending their lifespan. This reduces downtime for maintenance and repairs, allowing for continuous operation and higher productivity. Moreover, monolithic refractories offer easy installation and maintenance, which further contributes to productivity. Unlike traditional refractories that require time-consuming bricklaying and jointing, monolithic refractories can be sprayed, troweled, or pumped into place, saving both time and labor costs. Additionally, their ability to be easily repaired or replaced without major disruptions to the production processes ensures minimal downtime, maximizing overall plant productivity. In summary, monolithic refractories enhance the productivity of iron and steel plants by withstanding high temperatures, providing insulation and energy efficiency, resisting chemical attacks, and offering easy installation and maintenance. Their ability to perform under extreme conditions and their cost-effective nature make them an essential component in the iron and steel industry, contributing to increased output and profitability.
- 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 advantages of using insulating castables in the iron and steel industry?
- There are several advantages of using insulating castables in the iron and steel industry. Firstly, insulating castables provide excellent thermal insulation. They have low thermal conductivity, which helps to minimize heat loss from the furnaces and other equipment. This is particularly important in the iron and steel industry, where high temperatures are required for various processes. The insulation provided by castables helps to maintain a stable temperature within the furnace, resulting in improved energy efficiency and reduced fuel consumption. Secondly, insulating castables have high strength and excellent resistance to thermal shock. This is crucial in the iron and steel industry, where extreme temperature changes are common. The castables can withstand rapid heating and cooling cycles without cracking or compromising their structural integrity. This ensures the longevity and durability of the refractory lining, reducing the need for frequent maintenance and repairs. Furthermore, insulating castables are lightweight and easy to install. Their low density makes them easier to handle and transport, resulting in reduced labor costs and shorter installation times. This is particularly advantageous in large-scale iron and steel plants, where time and cost efficiency are critical. Moreover, insulating castables offer good corrosion resistance. The harsh environment in the iron and steel industry, with the presence of molten metal, slag, and various chemicals, can cause corrosion and erosion of refractory materials. Insulating castables are designed to withstand these corrosive conditions, ensuring the longevity of the lining and minimizing the risk of downtime and production disruptions. Lastly, insulating castables are versatile and can be customized to meet specific requirements. They are available in various compositions and densities, allowing for tailored solutions to different applications within the iron and steel industry. This versatility ensures optimal performance and efficiency in various furnace and equipment designs. In conclusion, the advantages of using insulating castables in the iron and steel industry include excellent thermal insulation, high strength, resistance to thermal shock, lightweight installation, corrosion resistance, and versatility. These benefits contribute to improved energy efficiency, reduced maintenance costs, increased durability, and enhanced overall productivity in the industry.
- Q: What are the main causes of monolithic refractory failure in the iron and steel industry?
- There are several main causes of monolithic refractory failure in the iron and steel industry. One of the primary causes is thermal cycling. The extreme temperatures experienced in iron and steel manufacturing processes, such as melting, casting, and heat treating, subject the refractory lining to significant thermal stress. This repeated expansion and contraction of the material can lead to cracking, spalling, or even complete disintegration of the refractory. Another common cause of failure is chemical attack. The iron and steel industry involves the use of various chemicals, including molten metal, slag, and gases, which can react with the refractory lining. This chemical interaction can cause erosion, corrosion, or chemical decomposition of the refractory material, leading to its failure over time. Mechanical stress is also a significant factor in monolithic refractory failure. The heavy machinery and equipment used in iron and steel production can generate vibrations, shocks, and impacts that can weaken or damage the refractory lining. Additionally, improper installation or design can result in mechanical stress concentration points, making the refractory more susceptible to failure. Furthermore, improper maintenance and operational practices can contribute to refractory failure. Inadequate cooling or heating procedures, improper drying and curing of the refractory, and insufficient cleaning and inspection can all impact the longevity and performance of the material. Lack of regular maintenance and timely repairs can exacerbate small issues, leading to more significant failures over time. Lastly, the choice of refractory material and its quality can play a significant role in failure. Selecting an inappropriate refractory for the specific application or using low-quality materials can result in premature failure. It is crucial to consider factors such as temperature range, chemical exposure, and mechanical stress when choosing the refractory lining to ensure its suitability and durability in the iron and steel industry. In summary, the main causes of monolithic refractory failure in the iron and steel industry are thermal cycling, chemical attack, mechanical stress, improper maintenance and operational practices, and the choice and quality of refractory material. Addressing these factors through proper installation, regular maintenance, and careful material selection can help mitigate refractory failures and improve the overall efficiency and productivity of iron and steel production processes.
- Q: How do monolithic refractories improve the efficiency of ladle and tundish preheating furnaces?
- Monolithic refractories greatly contribute to the efficiency of ladle and tundish preheating furnaces. These refractories, made from a single material, are easily installed, repaired, and replaced, making them versatile and cost-effective. The efficiency of these furnaces is improved thanks to the outstanding thermal insulation properties of monolithic refractories. With low thermal conductivity, they effectively retain heat and prevent its escape. This insulation capability ensures an efficient preheating process, reducing energy consumption and costs by minimizing heat loss. Additionally, monolithic refractories possess high thermal shock resistance, which is crucial in ladle and tundish preheating furnaces. These furnaces experience rapid temperature changes during the pouring of molten metal, which can lead to cracking or failure of traditional refractories. However, monolithic refractories are specifically designed to withstand thermal shock, remaining intact and maintaining their insulating properties even in extreme conditions. This durability reduces downtime and maintenance requirements, thus enhancing overall efficiency. Furthermore, monolithic refractories provide a seamless and uniform lining surface, improving heat transfer within the furnace. The absence of joints or seams reduces the risk of heat leakage and ensures even distribution of heat throughout the lining. This promotes uniform heating of the ladle or tundish, allowing for more efficient preheating and better temperature control. In conclusion, the use of monolithic refractories in ladle and tundish preheating furnaces results in improved efficiency due to their exceptional thermal insulation properties, high thermal shock resistance, and ability to provide a seamless and uniform lining. These refractories minimize heat loss, reduce energy consumption, and enhance the overall performance of the preheating process.
- Q: How are monolithic refractories different from traditional refractories?
- Monolithic refractories are different from traditional refractories in terms of their composition, installation method, and performance characteristics. Firstly, monolithic refractories are composed of a single material, as the name suggests, whereas traditional refractories are typically made up of multiple materials. This single material composition of monolithic refractories allows for better control over their properties and performance. Secondly, the installation of monolithic refractories is different from traditional refractories. Traditional refractories are usually installed in the form of bricks or precast shapes, which are assembled together to form the desired lining. On the other hand, monolithic refractories are supplied in a ready-to-use form, such as a dry mix or a suspension, which is then poured, sprayed, or gunned into place. This makes the installation process of monolithic refractories faster and more efficient. Lastly, monolithic refractories offer superior performance characteristics compared to traditional refractories. Monolithic refractories have better thermal shock resistance, higher hot strength, and improved resistance to chemical attacks. Additionally, they can be more easily repaired or patched compared to traditional refractories, which often require the replacement of entire bricks or shapes. Overall, the main differences between monolithic refractories and traditional refractories lie in their composition, installation method, and performance characteristics. Monolithic refractories offer better control over properties, easier installation, and superior performance, making them a preferred choice in many industrial applications.
- Q: How do monolithic refractories improve the quality and consistency of iron and steel products?
- Monolithic refractories play a crucial role in improving the quality and consistency of iron and steel products. These refractories are unshaped and can be easily molded and installed, providing several advantages over traditional brick refractories. Firstly, monolithic refractories offer better thermal insulation properties, ensuring effective heat management during the production process. By maintaining consistent and controlled temperatures, these refractories prevent thermal shocks and minimize thermal gradients, leading to reduced cracking and distortion in the final products. This results in improved dimensional stability and overall better quality. Furthermore, monolithic refractories have excellent resistance to thermal spalling and erosion. They can withstand high temperatures, chemical attacks, and mechanical stress, protecting the lining of the furnaces and vessels used in iron and steel production. This resistance enhances the durability and reliability of refractory linings, preventing premature failure and extending the lifespan of the equipment. Another advantage of monolithic refractories is their ability to provide a seamless lining. Unlike brick refractories, which have joints and gaps that can lead to heat loss and uneven distribution, monolithic refractories create a continuous lining with no weak points. This ensures uniform heat distribution and minimizes the risk of hotspots or cold spots, resulting in consistent and reliable iron and steel products. Monolithic refractories also offer flexibility in design and installation. They can be customized to fit various shapes and sizes, allowing for better furnace design optimization. This flexibility enables efficient use of space, improved heat transfer, and reduced energy consumption, all of which contribute to the overall quality and consistency of the final iron and steel products. In summary, monolithic refractories improve the quality and consistency of iron and steel products by providing superior thermal insulation, resistance to thermal spalling and erosion, seamless linings, and flexibility in design and installation. These refractories enhance the efficiency and reliability of the production process, resulting in higher-quality final products that meet the industry's stringent standards.
- Q: What are monolithic refractories?
- Monolithic refractories, in contrast to individual bricks or precast shapes, are refractory materials that are manufactured as a single unit. They can be shaped and installed without the need for joints or mortar, making them convenient for lining furnaces, boilers, kilns, and other high-temperature industrial equipment. These refractories consist of a carefully selected mixture of refractory aggregates, binders, and additives. This combination provides desired properties such as high temperature resistance, thermal shock resistance, and chemical durability. Aggregates like alumina, magnesia, zirconia, and silica are used, while binders such as clay, cement, or phosphate hold the aggregates together. One advantage of monolithic refractories is their ability to adapt to complex shapes and designs, allowing for customized linings that meet specific equipment requirements. They can be applied through pouring, gunning, ramming, or spraying onto the surface to be lined, leading to quick and efficient installation. This eliminates the need for time-consuming bricklaying and jointing, reducing installation time and labor costs. Monolithic refractories also possess superior thermal conductivity, enabling them to withstand high temperatures and sudden temperature changes. They offer excellent insulation properties, preventing heat loss and improving energy efficiency in industrial processes. Additionally, these refractories exhibit good resistance to chemical attack from molten metals, slags, gases, and other corrosive substances found in various industrial environments. This makes them highly suitable for applications in steel, cement, glass, petrochemical, and non-ferrous metals industries. In conclusion, monolithic refractories are a versatile and efficient solution for high-temperature applications. Their ability to be shaped and installed without joints or mortar, combined with their excellent thermal conductivity and chemical resistance, make them a valuable choice for lining industrial equipment operating under extreme conditions.
- Q: What are the recommended installation techniques for monolithic refractories?
- The installation techniques for monolithic refractories depend on the specific type and application of the refractory material. However, there are general guidelines that can be followed for most installations of monolithic refractories. 1. Surface Preparation: Prior to installing monolithic refractories, it is essential to ensure that the surface is clean, dry, and free from loose particles or contaminants. This can be accomplished by removing any existing refractory materials, thoroughly cleaning the surface, and allowing it to completely dry. 2. Mixing: Monolithic refractories are typically supplied in either a dry or wet form, depending on the specific material. If the refractory is in a dry form, it must be mixed with water or a suitable liquid binder to achieve a workable consistency. It is important to follow the manufacturer's guidelines for the correct mixing ratio and duration to ensure proper bonding and setting of the refractory material. 3. Application: The technique for applying monolithic refractories can vary depending on the specific material and desired installation method. Some common techniques include troweling, gunning, ramming, and casting. - Troweling: This involves manually applying the refractory material with a trowel, typically used for thin linings or patching small areas. - Gunning: Gunning is a method of applying refractory material using a gunning machine or handheld gun. It is suitable for large areas or areas that are difficult to access. The refractory material is mixed with water or a liquid binder and sprayed onto the surface at a high velocity. - Ramming: Ramming involves compacting the refractory material into place using a ramming tool or pneumatic hammer. It is commonly used for forming furnace linings or repairing damaged areas. - Casting: Casting refers to pouring the refractory material into a mold to create a desired shape or lining. It is often used for complex shapes or large-sized components. 4. Curing and Drying: Once the refractory material is applied, it must be properly cured and dried to achieve its maximum strength and thermal properties. The curing and drying process may vary depending on the specific material, but typically involves controlled heating at a gradual rate to eliminate any remaining moisture and allow the refractory to set and harden properly. It is important to note that these are general guidelines, and it is always recommended to consult the manufacturer's instructions and specifications for the specific monolithic refractory material being used. Following the recommended installation techniques will help ensure the proper performance and longevity of the refractory lining.
- Q: How do monolithic refractories provide thermal insulation in the iron and steel industry?
- The iron and steel industry heavily relies on monolithic refractories for thermal insulation. These refractories are extensively used to line furnaces and other high-temperature equipment involved in the production processes. Monolithic refractories excel in thermal insulation due to their ability to withstand extreme temperatures without degradation or melting. They are specifically designed to resist high heat, enabling their usage in environments with temperatures reaching several thousand degrees Celsius. By enduring such extreme conditions, these refractories effectively prevent heat transfer to the surrounding structure, thereby ensuring insulation. Another key aspect of monolithic refractories' thermal insulation is their low thermal conductivity. These materials possess a low thermal conductivity, rendering them inefficient in conducting heat. Instead, they trap heat within their structure and minimize its transfer to the surrounding equipment or environment. This characteristic is instrumental in maintaining optimal temperatures inside furnaces and other high-temperature equipment, enabling efficient and controlled metal production. Moreover, monolithic refractories can be applied as a thick lining layer, further establishing an additional barrier between the high-temperature environment and the surrounding equipment. The thickness of the refractory lining acts as a buffer, reducing heat transfer and mitigating the impact of high temperatures on the structural integrity of the equipment. In addition to providing thermal insulation, monolithic refractories also exhibit exceptional 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, guaranteeing consistent and reliable insulation over time. In summary, monolithic refractories contribute to 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 effectively maintain the desired temperature inside equipment and safeguard the surrounding structure from the intense heat generated during metal production processes.
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Monolithic Refractories High Temperature Ladle Sliding 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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