Monolithic Refractories High Temperature Ladle Sliding Gate for Iron and Steel Industry 2024
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 pc
- Supply Capability:
- 1000 pc/month
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Quick Details for High Performance Refractory Ladle Slide Gate
| Place of Origin: | China (Mainland) | Shape: | Plate | Material: | Alumina Block |
| SiO2 Content (%): | N/A | Al2O3 Content (%): | 80-90% | MgO Content (%): | N/A |
| CaO Content (%): | N/A | Refractoriness (Degree): | 1770°< Refractoriness< 2000° | CrO Content (%): | N/A |
| SiC Content (%): | N/A | Model Number: | CS80 | Brand Name: | |
| Product name: | High performance refractory ladle slide gate | Model No.: | cs80 | Brand name: | CMAX |
| Quality: | Al-C or Al-Zr-C | Service life: | 4-6 heats | Apparent porosity: | 7% Max |
| Bulk density:: | 3.1 MIN | C.C.S: | 120MPA | MOQ: | 100 pcs for trial |
| Delivery time: | 60 working days upon receipt of deposit |
Packaging & Delivery
| Packaging Details: | Inner carton packing, outer wooden case suitable for long term sea shipping |
| Delivery Detail: | three months working days upon receipt of deposit |
Specifications
Surface flatness less than 0.05mm
High mechanical strength
Erosion resistance
Oxidation resistance
Thermal shock stability
General Chemical Analysis for refractory ladle slide gate :
slide gate plate widely including Alumina carbon and Alumina Zirconia Carbon slide gate plate, MgO and MgO-spinel slide gate plate,nonoxides bonding slide gate plateand unburned slide gate plate.
Alumina -Zirconia-Carbon material
| Al-Zr-C Material | |||||
| Al2O3 | C | ZrO2 | Apparent porosity | Bulk density | C.C.S |
| (% minm) | (% minm) | (% minm) | (% max) | (gm./cc minm) | (MPa minm) |
| 85 | 3 | 5 | 7 | 3.1 | 120 |
| 85 | 3 | 4 | 7 | 3.1 | 120 |
Composite type: Al-Zr-C for working line, outer Al-C material
| Al-Zr-C & Al-C Material | ||||||
| Al2O3 | C | ZrO2 | Apparent porosity | Bulk density | C.C.S | |
| (% minm) | (% minm) | (% minm) | (% max) | (gm./cc minm) | (MPa minm) | |
| Inner side (Working face) | 85 | 3 | 4 | 7 | 3.1 | 120 |
| Outside | 90 | 3 | 0 | 9 | 3 | |
Using the raw materials of tabular alumina, zirconia-corundum, carbon and other high-grade additives, after sintering to obtain characteristics of oxidation resistance, scour strength, erosion resistance, thermal shock resistance, shape stable and long service life, made our products the preferred materials for the large and medium-sized steel ladle, refining ladle, series of alloy steel ladle, and tundish. Our high performance sintering sliding gates include alumina carbon , Al2O3-ZrO2-C, etc, can meet the needs of different steel grade.
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- Q: What is the role of monolithic refractories in blast furnaces?
- Monolithic refractories have a crucial function in blast furnaces, as they offer high-temperature resistance and excellent durability in the furnace's harsh operating conditions. Blast furnaces are utilized in the ironmaking process to transform iron ore into molten iron, and monolithic refractories are essential for lining the furnace's interior. Withstanding extreme temperatures is one of the main purposes of monolithic refractories in blast furnaces. The furnace's interior can reach temperatures as high as 2,500 degrees Celsius, and monolithic refractories are specifically designed to preserve their structural integrity and shield the furnace lining from thermal shock and erosion caused by these high temperatures. Monolithic refractories also provide insulation, preventing heat loss from the furnace. This is significant as it helps to maintain the desired temperature for efficient iron production. By minimizing heat loss, monolithic refractories contribute to energy conservation and improved overall furnace performance. Another critical role of monolithic refractories is to resist chemical attack from the molten iron and slag. The materials employed in blast furnaces, such as iron ore, coke, and limestone, undergo various chemical reactions during the ironmaking process. Monolithic refractories are engineered to withstand the corrosive effects of these reactions, ensuring a longer lifespan for the furnace lining. Furthermore, monolithic refractories offer exceptional mechanical strength and resistance to abrasion. The materials processed in a blast furnace, including iron ore and coke, can be abrasive. Monolithic refractories act as a protective barrier against this abrasive action, preventing damage to the furnace lining and extending its lifespan. In conclusion, the role of monolithic refractories in blast furnaces is to endure extreme temperatures, provide insulation, resist chemical attack, and offer mechanical strength against abrasion. These properties contribute to the efficient operation and longevity of blast furnaces, enabling the production of molten iron for various industrial applications.
- Q: What are the key properties of ramming mixes used for monolithic refractory installations?
- Ramming mixes for monolithic refractory installations must possess several key properties. Firstly, they need to have high thermal stability to withstand extreme temperatures and thermal cycling. This ensures that the mix remains intact under varying thermal conditions. Secondly, a high density is necessary to resist thermal conductivity and minimize heat loss. This helps maintain the desired temperature in the refractory lining. Thirdly, low porosity is crucial to reduce the penetration of molten metals or slag, enhancing the durability of the installation. Additionally, good mechanical strength is required to withstand stresses and loads, preventing physical damage. The mixes should also exhibit chemical resistance to protect against corrosive substances. Furthermore, they should be easy to install and work with, allowing for efficient installation. Lastly, a controlled setting time is important to allow for proper placement and consolidation. Overall, these properties contribute to the performance and longevity of the refractory lining in high-temperature applications.
- Q: How can the lifespan of monolithic refractories be extended?
- The lifespan of monolithic refractories can be extended through various measures, including proper installation, regular maintenance, and implementing effective operating practices. Firstly, it is crucial to ensure proper installation of monolithic refractories. This involves following the manufacturer's guidelines, using appropriate equipment and techniques, and ensuring correct curing and drying processes. When installed correctly, monolithic refractories are better equipped to withstand thermal stresses and chemical attacks, thereby prolonging their lifespan. Regular maintenance plays a key role in extending the lifespan of monolithic refractories. This includes routine inspections to identify any signs of wear, erosion, or cracking. Timely repairs or replacements should be carried out to prevent further damage. Additionally, applying protective coatings or sealants can help reduce erosion and chemical attacks, further enhancing the refractories' longevity. Implementing effective operating practices is another crucial aspect. Maintaining optimal operating conditions, such as controlling temperature fluctuations, can minimize thermal shocks and reduce the risk of spalling or cracking of the refractories. Proper material selection is also important, as using refractories that are specifically designed for the intended application can increase their resistance to chemical attacks and extend their lifespan. Furthermore, ensuring proper handling and storage of monolithic refractories is essential. They should be stored in a dry, clean environment, away from moisture and extreme temperatures, to prevent premature degradation. Handling should be done with care, avoiding excessive impact or rough treatment that could cause damage. Finally, it is beneficial to engage with experienced professionals or consult with refractory suppliers to gain valuable insights and guidance on best practices for extending the lifespan of monolithic refractories. Their expertise can help in making informed decisions regarding installation, maintenance, and operating practices, ultimately maximizing the refractories' lifespan and optimizing their performance.
- 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: What are the key properties of shotcrete mixes used for monolithic refractory applications?
- The key properties of shotcrete mixes used for monolithic refractory applications are: 1. High Strength: Shotcrete mixes used for monolithic refractory applications should have high compressive strength to withstand the high temperatures and stresses experienced in refractory environments. This ensures that the shotcrete lining remains intact and provides effective insulation and protection. 2. Low Porosity: Shotcrete mixes should have low porosity to minimize the infiltration of gases and liquids into the refractory lining. This helps to prevent corrosion and degradation of the lining, and ensures its long-term durability. 3. Thermal Stability: Shotcrete mixes should exhibit excellent thermal stability to withstand the extreme heat conditions in refractory applications. They should have low thermal conductivity to effectively insulate the structure and prevent heat transfer. This helps to maintain the integrity of the refractory lining and optimize its performance. 4. Abrasion Resistance: Shotcrete mixes used for monolithic refractory applications should have high abrasion resistance to withstand the mechanical wear and tear caused by the movement of materials and particles. This property ensures that the refractory lining remains intact and provides effective protection against erosion. 5. Chemical Resistance: Shotcrete mixes should be resistant to chemical attack from molten metals, slag, and other corrosive substances present in refractory applications. This helps to maintain the integrity of the lining and prolong its service life. 6. Workability: Shotcrete mixes should have good workability to facilitate easy placement and application. This allows for efficient and precise installation of the refractory lining, ensuring the desired thickness and coverage. Overall, shotcrete mixes used for monolithic refractory applications should possess a combination of high strength, low porosity, thermal stability, abrasion resistance, chemical resistance, and workability to ensure optimal performance and durability in refractory environments.
- Q: What are the recommended curing times for monolithic refractories?
- The curing times for monolithic refractories can differ depending on the type of refractory and its specific application. Following the manufacturer's guidelines for curing times is crucial to ensure proper setting and development of the refractory material. For traditional castable refractories, the typical curing time ranges from 24 to 48 hours. During this period, it is important to control temperature and humidity conditions to allow for hydration and hardening of the castable. This curing time is essential to achieve the desired strength and durability of the refractory lining. In contrast, low cement or ultra-low cement castables may need a longer curing time due to their reduced water content. These refractories often require a curing period of 48 to 72 hours to allow for adequate bonding and solidification. For gunning mixes or shotcrete applications, the curing time may be shorter, usually around 8 to 12 hours. This faster curing process is facilitated by adding accelerators to the mix, which promote rapid setting and hardening. It is important to remember that these recommended curing times are general guidelines, and specific recommendations may vary depending on factors such as ambient temperature, humidity, and the specific refractory material used. Therefore, it is advisable to consult the manufacturer's instructions or seek guidance from a refractory specialist to ensure optimal curing and performance of the monolithic refractory.
- Q: How are monolithic refractories installed and repaired in iron and steel production facilities?
- Monolithic refractories in iron and steel production facilities are installed by first preparing the surface by removing any existing refractory materials and cleaning it thoroughly. The monolithic refractory is then mixed with water to form a workable consistency and applied to the surface using various methods such as spraying, troweling, or casting. After installation, the refractory is allowed to cure and dry before being heated gradually to the desired operating temperature. In terms of repair, damaged or worn-out monolithic refractories are typically removed by chipping or cutting, and the surface is again cleaned. The new refractory material is then mixed and applied to the repaired area using the same techniques as installation. It is important to ensure proper curing and drying of the repaired refractory before subjecting it to heat. Regular inspection and maintenance are crucial to identify any potential issues and prevent major repairs or replacement in the future.
- Q: What are the advantages of using monolithic refractories in the iron and steel industry?
- There are several advantages of using monolithic refractories in the iron and steel industry. Firstly, monolithic refractories offer excellent thermal insulation properties. This means that they are able to withstand and retain high temperatures, which is crucial in the iron and steel manufacturing process. The ability to withstand extreme heat ensures that the refractories maintain their structural integrity, reducing the risk of failure and maintaining operational efficiency. Secondly, monolithic refractories have superior corrosion resistance. In the iron and steel industry, where materials are exposed to harsh chemicals and corrosive agents, the use of monolithic refractories helps to protect the equipment and structures from degradation. This not only extends the lifespan of the refractories but also reduces maintenance costs and downtime. Another advantage of monolithic refractories is their versatility. Unlike traditional refractory bricks, which are rigid and require skilled labor for installation, monolithic refractories can be cast or sprayed into various shapes and sizes. This flexibility allows for easier installation and customization, resulting in better lining design and improved performance. Additionally, monolithic refractories can be easily repaired or patched in case of damage, minimizing production disruptions. Furthermore, monolithic refractories have excellent mechanical strength and abrasion resistance. In the iron and steel industry, where materials are constantly being moved and processed, the refractories must be able to withstand mechanical stresses and abrasion. Monolithic refractories provide the necessary strength and resistance, ensuring that they can withstand the rigors of the industry without compromising performance. Lastly, the use of monolithic refractories in the iron and steel industry can lead to cost savings. Due to their versatility and ease of installation, monolithic refractories require less labor and time for installation, resulting in reduced installation costs. Additionally, their longer lifespan and resistance to corrosion and thermal shock minimize the need for frequent replacements, reducing maintenance and downtime costs. In conclusion, the advantages of using monolithic refractories in the iron and steel industry include excellent thermal insulation, corrosion resistance, versatility, mechanical strength, and cost savings. These benefits make monolithic refractories an ideal choice for lining furnaces, ladles, and other equipment used in the production of iron and steel.
- Q: What are the specific requirements of monolithic refractories for continuous casting applications?
- To withstand the extreme temperatures and thermal shock conditions experienced during continuous casting, monolithic refractories have specific requirements. First and foremost, these refractories must possess high thermal conductivity, enabling them to efficiently transfer heat away from the molten metal and maintain a stable casting temperature. This is crucial in preventing the formation of defects such as cracks, hot spots, and uneven solidification in the cast product. Secondly, monolithic refractories for continuous casting applications need to exhibit high refractoriness. This means they can endure the high temperatures of the molten metal without melting or deforming, ensuring the refractories can provide a protective lining and maintain their structural integrity throughout the casting process. In addition, these refractories must demonstrate excellent resistance to thermal shock. The continuous casting process involves rapid cooling and heating cycles, resulting in significant temperature differentials and inducing thermal stresses. Monolithic refractories with low thermal expansion and high thermal shock resistance can endure these conditions without cracking or spalling. Moreover, good erosion and corrosion resistance are vital requirements for monolithic refractories in continuous casting applications. The molten metal and slag can be highly corrosive and abrasive, causing wear and chemical attack on the refractory lining. Therefore, refractories with high resistance to erosion and corrosion are essential to ensure the longevity and stability of the lining. Lastly, monolithic refractories for continuous casting applications should possess good workability and ease of installation. This allows for efficient and precise lining installation, minimizing downtime during maintenance or repairs. Overall, the specific requirements for monolithic refractories in continuous casting encompass high thermal conductivity, refractoriness, thermal shock resistance, erosion and corrosion resistance, as well as good workability. Fulfilling these requirements guarantees that the refractories effectively safeguard the casting equipment and maintain the quality of the cast products.
- Q: How do monolithic refractories improve the efficiency of ladle and tundish drying furnaces?
- Monolithic refractories improve the efficiency of ladle and tundish drying furnaces by providing excellent thermal insulation, high resistance to thermal shock, and superior strength. These properties ensure minimal heat loss during the drying process, allowing for faster and more efficient heating. Additionally, monolithic refractories offer better resistance to erosion and corrosion, prolonging the lifespan of the furnaces and reducing maintenance requirements. Overall, the use of monolithic refractories enhances the performance and productivity of ladle and tundish drying furnaces.
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Monolithic Refractories High Temperature Ladle Sliding Gate for Iron and Steel Industry 2024
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 pc
- Supply Capability:
- 1000 pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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