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
You Might Also Like
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.
Other Products
About us
Welcome to visit our factory~
- Q: How does the composition of monolithic refractories impact their performance?
- The composition of monolithic refractories plays a crucial role in determining their performance. Monolithic refractories are essentially unshaped refractory materials that are used to line furnaces, kilns, and other high-temperature equipment. They are preferred over traditional brick and mortar refractories due to their ease of installation and ability to conform to complex shapes. The composition of monolithic refractories includes various components such as aggregates, binders, and additives. The type and proportion of these constituents significantly influence the physical, mechanical, and thermal properties of the refractory material. Aggregates are the major component of monolithic refractories and provide the structural integrity. They can be made of various materials like alumina, silica, magnesia, and carbon. Each aggregate has its own unique properties that determine the refractory's resistance to heat, chemical attack, and mechanical stress. For example, alumina aggregates offer excellent resistance to high temperatures and chemical corrosion, while carbon-based aggregates are preferred for their high thermal conductivity. Binders are added to the mix to provide cohesion and improve the refractory's strength. Common binders include clay, calcium aluminate cement, and colloidal silica. The selection of binders depends on the desired strength, workability, and setting time of the refractory material. Additives are incorporated in the composition to enhance specific properties. They can improve the refractory's resistance to thermal shock, abrasion, or chemical attack. Additives like zirconium oxide, silicon carbide, and graphite are often used to enhance the performance of monolithic refractories in specific applications. The proper combination and proportion of these constituents are crucial for achieving the desired performance of monolithic refractories. The composition affects the refractory's thermal conductivity, thermal expansion, density, porosity, and chemical resistance. For instance, a higher alumina content would improve the refractory's resistance to high temperatures and chemical corrosion, while a higher silica content would enhance its insulating properties. In conclusion, the composition of monolithic refractories has a significant impact on their performance. The selection of aggregates, binders, and additives must be carefully considered to achieve the desired properties and ensure optimal performance in specific high-temperature applications.
- Q: What are the advantages of using low-cement castables in the iron and steel industry?
- There are several advantages of using low-cement castables in the iron and steel industry. Firstly, low-cement castables have a lower water content, which leads to better refractoriness and higher strength, enabling them to withstand high temperatures and thermal shocks experienced in iron and steel manufacturing processes. Secondly, low-cement castables exhibit excellent flowability and workability, allowing for easier installation and shaping. This results in reduced labor and time required for installation, leading to cost savings. Moreover, low-cement castables have a reduced porosity, which enhances their resistance to slag and metal penetration during the iron and steel production processes. This property improves the lining's durability and extends its service life, reducing maintenance and downtime. Additionally, low-cement castables offer superior mechanical properties, such as higher abrasion resistance and better thermal conductivity, making them ideal for various applications in the iron and steel industry, including ladles, tundishes, and blast furnaces. Overall, the advantages of using low-cement castables in the iron and steel industry include enhanced refractoriness, increased strength, improved workability, reduced porosity, and superior mechanical properties, ultimately resulting in improved efficiency, cost-effectiveness, and longer-lasting linings.
- Q: How do monolithic refractories resist chemical corrosion in iron and steel applications?
- Monolithic refractories are highly resistant to chemical corrosion in iron and steel applications due to their unique characteristics and composition. These refractories are engineered with a combination of different materials such as aggregates, binders, and additives, which provide them with exceptional resistance to chemical attack. One key factor that contributes to their resistance is the use of high-quality raw materials. Monolithic refractories are typically made from high-alumina or alumina-silica aggregates, which have excellent resistance to chemical reactions. These aggregates are carefully selected to ensure they can withstand the harsh conditions encountered in iron and steel applications, including exposure to molten metal, slag, and various chemical compounds. Moreover, the binders used in monolithic refractories play a crucial role in their resistance to chemical corrosion. Common binders include clay, calcium aluminate cement, or colloidal silica. These binders help to hold the refractory materials together and provide additional protection against chemical attack. They form a dense and impermeable structure, which prevents corrosive substances from penetrating the refractory lining. Furthermore, monolithic refractories often incorporate additives that enhance their chemical resistance. These additives can include antioxidants, anti-spalling agents, and various other compounds that further protect the refractory lining from chemical attack. These additives help to neutralize corrosive elements, inhibit the formation of harmful compounds, and reduce the overall corrosion rate. Additionally, the unique installation method of monolithic refractories also contributes to their resistance to chemical corrosion. Unlike traditional brick refractories, monolithic refractories are installed as a single, continuous lining. This eliminates the need for joints or gaps that could potentially serve as weak points for chemical penetration. The monolithic nature of these refractories ensures a tight and seamless lining, reducing the vulnerability to chemical attack. Overall, the combination of high-quality raw materials, effective binders, and beneficial additives, along with the monolithic installation technique, grants monolithic refractories exceptional resistance to chemical corrosion in iron and steel applications. This resistance allows them to withstand the harsh conditions encountered in these industries, ensuring the longevity and efficiency of the refractory lining.
- Q: What are the typical operating temperatures for monolithic refractories?
- The typical operating temperatures for monolithic refractories vary depending on the specific composition and type of refractory material. However, in general, monolithic refractories are designed to withstand high temperatures ranging from 1500°C (2732°F) to 1800°C (3272°F) and even higher in some cases. These refractories are commonly used in industries such as steelmaking, cement production, glass manufacturing, and petrochemical processing, where they are subjected to extreme thermal conditions. Different types of monolithic refractories have different temperature limits. For instance, basic refractories made of magnesia or dolomite can withstand temperatures up to 1800°C (3272°F). On the other hand, alumina-based refractories can typically handle temperatures up to 1700°C (3092°F). Silicon carbide-based refractories have even higher temperature resistance, with the ability to withstand temperatures above 2000°C (3632°F). It is crucial to select the appropriate monolithic refractory material based on the specific operating temperature requirements of the application. Using refractories beyond their recommended temperature limits can cause thermal shock, spalling, or reduced performance, leading to potential equipment failure or safety hazards. Therefore, consulting with refractory manufacturers or experts in the field is essential to ensure the correct selection and optimal performance of monolithic refractories in high-temperature applications.
- Q: What are the key differences between acidic and basic monolithic refractories?
- The key differences between acidic and basic monolithic refractories lie in their chemical composition and the type of environments they can withstand. Acidic refractories are made of silica or alumina and can withstand acidic environments, such as those containing sulfur or phosphorus. On the other hand, basic refractories are made of magnesia or dolomite and are resistant to basic environments, such as those containing calcium oxide or alkalis. Additionally, acidic refractories have higher thermal shock resistance, while basic refractories have higher resistance to chemical attack.
- Q: What are the main factors affecting the corrosion resistance of monolithic refractories?
- The corrosion resistance of monolithic refractories is influenced by several key factors. Firstly, the chemical composition of the refractory material plays a significant role. Refractories with a high content of silica (SiO2) are generally more resistant to corrosion as silica has excellent resistance to acidic environments. On the other hand, refractories with a high alumina (Al2O3) content are more resistant to basic environments. Secondly, the microstructure of the refractory material is important. A dense and well-bonded microstructure provides better resistance to corrosion compared to materials with a porous structure. The presence of pores or cracks can allow corrosive substances to penetrate and attack the refractory, leading to its degradation. The temperature at which the refractory is exposed also affects its corrosion resistance. Higher temperatures can accelerate the corrosion process by promoting more aggressive chemical reactions. Moreover, thermal cycling, where the refractory is subjected to repeated heating and cooling, can create thermal stresses that can contribute to the degradation of the material. The type and concentration of corrosive agents present in the environment also impact the corrosion resistance of monolithic refractories. Different corrosive agents have varying degrees of reactivity with refractory materials. For example, acidic substances such as sulfuric acid or hydrochloric acid can cause significant corrosion, while alkaline substances like calcium oxide can lead to more gradual degradation. In addition, the mechanical stress applied to the refractory can influence its corrosion resistance. Mechanical vibrations, abrasion, or impact can weaken the refractory structure, making it more susceptible to corrosion. Finally, the manufacturing and installation process can affect the corrosion resistance of monolithic refractories. Factors such as proper mixing, curing, and drying techniques can contribute to the development of a more resistant refractory structure. In summary, the main factors affecting the corrosion resistance of monolithic refractories include the chemical composition, microstructure, temperature, presence of corrosive agents, mechanical stress, and manufacturing/installation processes. Understanding and managing these factors are crucial in selecting and maintaining the most suitable refractory material for a given application.
- Q: How do monolithic refractories improve the quality and consistency of iron and steel products?
- The use of monolithic refractories is essential for enhancing the quality and consistency of iron and steel products. These refractories, which are not shaped and can be easily molded and installed, offer several advantages over traditional brick refractories. To begin with, monolithic refractories provide superior thermal insulation properties, which effectively manage heat during the production process. By maintaining consistent and controlled temperatures, these refractories prevent thermal shocks and minimize thermal gradients, resulting in reduced cracking and distortion in the final products. As a result, the dimensional stability and overall quality of the products are improved. Additionally, monolithic refractories exhibit excellent resistance to thermal spalling and erosion. They can withstand high temperatures, chemical attacks, and mechanical stress, protecting the lining of 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 create a seamless lining. Unlike brick refractories, which have joints and gaps that can cause heat loss and uneven distribution, monolithic refractories form 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. Moreover, monolithic refractories 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 conclusion, monolithic refractories enhance 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 improve the efficiency and reliability of the production process, resulting in higher-quality final products that meet the industry's stringent standards.
- Q: How do monolithic refractories withstand the thermal cycling in coke oven applications?
- Monolithic refractories are specifically designed to withstand the harsh conditions of thermal cycling in coke oven applications. Thermal cycling refers to the repetitive heating and cooling cycles that occur in these high-temperature environments. One of the key factors that enables monolithic refractories to withstand thermal cycling is their composition. They are typically made from a combination of different refractory materials, such as high-alumina, silica, and magnesia, which provide excellent thermal shock resistance. These materials have low thermal conductivity and high thermal expansion properties, allowing them to expand and contract without cracking or spalling under extreme temperature changes. Moreover, monolithic refractories have excellent bonding and adhesion properties, allowing them to form a strong and cohesive structure. This ensures that they can withstand the mechanical stresses caused by the thermal cycling process. Additionally, monolithic refractories can be installed in place through various techniques, such as gunning, casting, or ramming, which further enhances their resistance to thermal cycling. Furthermore, the presence of specialized additives and bonding agents in monolithic refractories improves their resistance to thermal cycling. These additives can enhance the refractory's ability to absorb thermal shock and minimize cracking, thus increasing its durability and longevity in coke oven applications. Overall, monolithic refractories' ability to withstand thermal cycling in coke oven applications can be attributed to their carefully formulated composition, strong bonding properties, and the incorporation of specialized additives. These characteristics make them highly reliable and suitable for the extreme temperature fluctuations experienced in coke oven operations.
- Q: How do monolithic refractories resist chemical attacks from molten metals and slag?
- Monolithic refractories are engineered to withstand chemical attacks caused by molten metals and slag. They possess various essential qualities that enable them to endure such harsh conditions. To begin with, monolithic refractories comprise top-notch materials with exceptional chemical resistance. These materials, including alumina, magnesia, and chrome, have a high melting point and remain stable even when exposed to extreme temperatures and corrosive substances. This chemical stability ensures that the refractory maintains its integrity and structural strength when in contact with molten metals and slag. Moreover, monolithic refractories have a compact and dense structure. This microstructure serves as a barrier, preventing molten metals and slag from penetrating the refractory material. By limiting the contact between the corrosive substances and the refractory, the dense structure reduces the likelihood of chemical reactions and erosion, thereby enhancing the refractory's resistance to chemical attacks. Additionally, monolithic refractories often contain additives and binders that enhance their chemical resistance. These additives form a protective layer on the refractory surface, acting as a shield against chemical attacks. They can also react with certain corrosive substances, forming stable compounds that further inhibit the penetration and corrosion of the refractory material. Furthermore, monolithic refractories are designed to have minimal porosity. This low porosity minimizes the absorption of molten metals and slag, preventing them from infiltrating the refractory and causing damage. By reducing the permeability of the material, the refractory can maintain its structural integrity and resist chemical attacks for extended periods. In conclusion, monolithic refractories withstand chemical attacks from molten metals and slag due to their high-quality materials, dense structure, additives, and low porosity. These combined properties enable the refractories to endure aggressive environments and maintain their performance and longevity in industrial applications.
- 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.
Send your message to us
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
Similar products
Hot products
Hot Searches
Related keywords
