Monolithic Refractories High Performance & Temperature Ladle Sliding Gate Steel
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- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 pc
- Supply Capability:
- 1000 pc/month
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Quick Details for High Performance Refractory Ladle Slide Gate
| Place of Origin: | China (Mainland) | Shape: | Plate | Material: | Alumina Block |
| SiO2 Content (%): | N/A | Al2O3 Content (%): | 80-90% | MgO Content (%): | N/A |
| CaO Content (%): | N/A | Refractoriness (Degree): | 1770°< Refractoriness< 2000° | CrO Content (%): | N/A |
| SiC Content (%): | N/A | Model Number: | CS80 | Brand Name: | |
| Product name: | High performance refractory ladle slide gate | Model No.: | cs80 | Brand name: | CMAX |
| Quality: | Al-C or Al-Zr-C | Service life: | 4-6 heats | Apparent porosity: | 7% Max |
| Bulk density:: | 3.1 MIN | C.C.S: | 120MPA | MOQ: | 100 pcs for trial |
| Delivery time: | 60 working days upon receipt of deposit |
Packaging & Delivery
| Packaging Details: | Inner carton packing, outer wooden case suitable for long term sea shipping |
| Delivery Detail: | three months working days upon receipt of deposit |
Specifications
Surface flatness less than 0.05mm
High mechanical strength
Erosion resistance
Oxidation resistance
Thermal shock stability
General Chemical Analysis for refractory ladle slide gate :
slide gate plate widely including Alumina carbon and Alumina Zirconia Carbon slide gate plate, MgO and MgO-spinel slide gate plate,nonoxides bonding slide gate plateand unburned slide gate plate.
Alumina -Zirconia-Carbon material
| Al-Zr-C Material | |||||
| Al2O3 | C | ZrO2 | Apparent porosity | Bulk density | C.C.S |
| (% minm) | (% minm) | (% minm) | (% max) | (gm./cc minm) | (MPa minm) |
| 85 | 3 | 5 | 7 | 3.1 | 120 |
| 85 | 3 | 4 | 7 | 3.1 | 120 |
Composite type: Al-Zr-C for working line, outer Al-C material
| Al-Zr-C & Al-C Material | ||||||
| Al2O3 | C | ZrO2 | Apparent porosity | Bulk density | C.C.S | |
| (% minm) | (% minm) | (% minm) | (% max) | (gm./cc minm) | (MPa minm) | |
| Inner side (Working face) | 85 | 3 | 4 | 7 | 3.1 | 120 |
| Outside | 90 | 3 | 0 | 9 | 3 | |
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- Q: What are the challenges in using monolithic refractories in the iron and steel industry?
- One of the major challenges in using monolithic refractories in the iron and steel industry is their susceptibility to thermal shock. Monolithic refractories, unlike traditional brick refractories, are made from a single material and do not have the same structural integrity. This makes them more prone to cracking and failure when exposed to rapid temperature changes, which are common in the iron and steel production processes. Another challenge is the difficulty in achieving consistent and uniform application of monolithic refractories. Unlike brick refractories that can be precisely shaped and fitted into the desired areas, monolithic refractories are typically applied as a mortar-like mixture that is poured or sprayed into place. This process can be more complex and requires skilled operators to ensure proper application and adhesion. Additionally, monolithic refractories tend to have a shorter lifespan compared to brick refractories. They are more susceptible to erosion and wear, especially in high-temperature environments and when exposed to harsh chemicals and slag. This means that regular maintenance and replacement of monolithic refractories are necessary, which can result in increased downtime and costs for the iron and steel industry. Furthermore, the selection and customization of monolithic refractories can be challenging. Due to the wide range of operating conditions and requirements in the iron and steel industry, finding the right monolithic refractory composition and design that can withstand the specific demands of each application can be difficult. This requires careful consideration of factors such as temperature, chemical composition, and mechanical stress. Overall, while monolithic refractories offer advantages such as ease of installation and versatility, their susceptibility to thermal shock, difficulty in achieving uniform application, shorter lifespan, and the need for customized selection pose challenges for their effective use in the iron and steel industry.
- Q: What are the key characteristics of monolithic refractories for electric arc furnace applications?
- Monolithic refractories designed for electric arc furnace applications possess several crucial qualities that render them suitable for the challenging conditions and extreme temperatures encountered in these environments. To begin with, monolithic refractories exhibit exceptional resistance to thermal shock. Electric arc furnaces operate at exceedingly high temperatures, and the rapid fluctuations in temperature during the melting and refining processes can subject the refractories to significant thermal stress. Monolithic refractories, however, are engineered to endure these thermal shocks without developing cracks or spalling, thereby guaranteeing the durability and performance of the lining. Moreover, monolithic refractories boast a high resistance to chemical attack. Electric arc furnaces involve the melting and refining of diverse metals and alloys, which can generate highly corrosive atmospheres. Monolithic refractories incorporate chemically inert materials and additives that bestow resistance against the corrosive impact of molten metals and slag, safeguarding the lining against chemical deterioration. Another noteworthy characteristic of monolithic refractories for electric arc furnace applications is their exceptional refractoriness. Refractoriness denotes a material's ability to retain its strength and integrity at elevated temperatures. Electric arc furnaces typically operate at temperatures surpassing 1500°C, and monolithic refractories are specifically engineered to endure these extreme conditions without experiencing substantial loss of properties or degradation. Furthermore, monolithic refractories offer efficient thermal conductivity. This property facilitates efficient heat transfer throughout the lining, ensuring uniform heating and melting of the charge material. It also helps minimize the occurrence of hot spots and thermal gradients, which can result in uneven wear and premature failure of the lining. Lastly, monolithic refractories are renowned for their ease of installation and repair. Unlike traditional brick or block refractories, monolithic materials can be cast, sprayed, or rammed into place, eliminating the need for intricate masonry work. This not only saves time and labor but also enables convenient maintenance and repair of the lining, reducing downtime and enhancing overall furnace efficiency. In conclusion, monolithic refractories for electric arc furnace applications possess exceptional thermal shock resistance, high chemical resistance, high refractoriness, efficient thermal conductivity, and ease of installation and repair. These qualities render monolithic refractories ideal for withstanding the harsh conditions and demanding requirements of electric arc furnace operations.
- Q: How are monolithic refractories used in the repair and maintenance of ladles and tundishes?
- Monolithic refractories are used in the repair and maintenance of ladles and tundishes by providing a durable and heat-resistant lining. These refractories can be easily shaped and applied, allowing for quick repairs and preventing heat loss or leakage. They also offer excellent resistance to thermal shocks and chemical corrosion, ensuring a longer lifespan for ladles and tundishes. Monolithic refractories play a crucial role in maintaining the structural integrity and temperature control of these vessels, ultimately improving their overall performance and efficiency.
- Q: What types of monolithic refractories are commonly used in the iron and steel industry?
- Commonly used monolithic refractories in the iron and steel industry include castables, gunning mixes, and ramming mixes.
- Q: How are monolithic refractories different from traditional refractories?
- Monolithic refractories differ from traditional refractories in terms of their composition, installation method, and performance characteristics. To begin with, monolithic refractories consist of only one material, as their name suggests, while traditional refractories are typically comprised of multiple materials. This singular composition of monolithic refractories allows for greater control over their properties and performance. Moreover, the installation process for monolithic refractories differs from that of traditional refractories. Traditional refractories are typically installed in the form of bricks or precast shapes, which are assembled together to create the desired lining. In contrast, monolithic refractories are provided in a ready-to-use form, such as a dry mix or suspension, which is then poured, sprayed, or gunned into place. This facilitates a faster and more efficient installation of monolithic refractories. Lastly, monolithic refractories offer superior performance characteristics compared to traditional refractories. They possess improved thermal shock resistance, higher hot strength, and enhanced resistance to chemical attacks. Furthermore, they can be more easily repaired or patched compared to traditional refractories, which often necessitate the replacement of entire bricks or shapes. In conclusion, the key distinctions between monolithic refractories and traditional refractories lie in their composition, installation method, and performance characteristics. Monolithic refractories provide better control over properties, simpler installation, and superior performance, making them the preferred choice in numerous industrial applications.
- Q: What are the typical applications of monolithic refractories in the iron and steel industry?
- Monolithic refractories are widely used in various applications within the iron and steel industry. These refractories, which are made of a single material, offer several advantages such as ease of installation, resistance to thermal shock, and excellent resistance to chemical attacks. Here are some typical applications of monolithic refractories in the iron and steel industry: 1. Blast Furnace: Monolithic refractories are used in the lining of blast furnaces, where they are subjected to extreme temperatures and chemical reactions. They provide thermal insulation, prevent erosion, and resist the corrosive effects of molten iron and slag. 2. Ladles and Tundishes: Monolithic refractories are used to line ladles and tundishes, which are vessels used for transporting and transferring molten metal. These refractories offer good thermal insulation and resistance to erosion and chemical attack, ensuring the integrity of the vessels. 3. Steelmaking Converters: Monolithic refractories are utilized in converters, which are used in the steelmaking process to convert molten pig iron into steel. These refractories provide protection against the high temperatures and aggressive chemical environments encountered during the process. 4. Electric Arc Furnaces (EAF): Monolithic refractories are used to line the walls and roofs of EAFs, which are used to melt scrap steel for recycling. These refractories offer excellent thermal insulation, resistance to slag erosion, and thermal shock resistance, ensuring the longevity and efficiency of the furnace. 5. Continuous Casting: Monolithic refractories are employed in the continuous casting process, where molten steel is solidified into a continuous slab or billet. These refractories line the walls and floors of the casting molds, providing thermal insulation and resistance to chemical attack from the molten steel. 6. Reheating Furnaces: Monolithic refractories are used in reheating furnaces, which are used to heat steel billets or ingots prior to further processing. These refractories provide insulation, resist high temperatures, and ensure uniform heating of the metal. Overall, monolithic refractories play a crucial role in the iron and steel industry by providing reliable and durable linings in various applications. Their ability to withstand extreme temperatures, chemical attacks, and thermal shocks makes them indispensable for maintaining the integrity and efficiency of the production processes.
- Q: How do monolithic refractories withstand mechanical stress in the iron and steel industry?
- Monolithic refractories are designed to endure mechanical stress in the iron and steel industry due to their distinctive composition and properties. Unlike traditional brick-like refractories, which consist of multiple pieces, these refractories have a single, uniform structure. This monolithic structure offers several advantages in terms of mechanical stress resistance. To begin with, monolithic refractories possess greater strength and density compared to traditional refractories. This enables them to withstand the mechanical forces exerted during various processes in the iron and steel industry, such as the movement of molten metal, the impact of scrap materials, or the pressure from gases and liquids. Their superior strength and density help prevent cracking, deformation, or failure under these stressful conditions. Moreover, monolithic refractories provide excellent resistance to thermal shock, which is crucial in the iron and steel industry. The rapid heating and cooling cycles experienced in processes like steelmaking or iron casting can subject refractories to thermal stress. However, the monolithic structure of these refractories allows for better thermal conductivity and expansion, reducing the risk of thermal shock damage. This ability to withstand thermal stress contributes to their overall resistance to mechanical stress. Furthermore, monolithic refractories can be customized and applied on-site, resulting in a seamless lining that eliminates joints or weak spots. This seamless application ensures a more uniform distribution of stress and prevents the formation of cracks or gaps that could weaken the refractory lining. By eliminating these vulnerabilities, monolithic refractories enhance their ability to resist mechanical stress in the demanding conditions of the iron and steel industry. In conclusion, monolithic refractories endure mechanical stress in the iron and steel industry due to their high strength and density, superior resistance to thermal shock, and seamless application. These properties enable them to withstand the intense mechanical forces encountered during various processes, ensuring the durability and efficiency of refractory linings in this demanding industry.
- Q: What are monolithic refractories and how are they used in the iron and steel industry?
- Monolithic refractories are a type of refractory material that are characterized by their unified and continuous structure. Unlike traditional refractory bricks, which are made by firing individual pieces in a kiln, monolithic refractories are composed of a single, seamless mass. This allows for greater flexibility in terms of shape and size, making them ideal for various applications in the iron and steel industry. In the iron and steel industry, monolithic refractories are widely used due to their superior thermal and mechanical properties. They are employed in a range of applications, including lining furnaces, kilns, ladles, and tundishes. These refractories are designed to withstand extreme temperatures, chemical erosion, and mechanical stress, ensuring the efficient and continuous operation of the steelmaking process. One common use of monolithic refractories in the iron and steel industry is the lining of blast furnaces. Blast furnaces are large, cylindrical structures used for the production of pig iron from iron ore. The lining of these furnaces is subjected to intense heat and chemical reactions, as well as the abrasive nature of iron ore and hot gases. Monolithic refractories, such as castables and gunning mixes, are utilized to create a durable lining that can withstand these harsh conditions. Another application is the lining of ladles, which are used to transport molten metal from the blast furnace to the steelmaking process. Monolithic refractories are used to line the ladles, protecting them from the corrosive effects of hot metal and slag. In this case, the ability to form monolithic shapes allows for precise fitting and easy installation. Monolithic refractories also find use in tundishes, which are vessels used to distribute molten metal evenly into molds during continuous casting. The refractories used in tundishes must have excellent thermal shock resistance and erosion resistance to withstand the high temperatures and abrasive nature of the molten metal. Monolithic refractories, such as ramming and patching mixes, are utilized to repair and maintain the tundish lining. Overall, monolithic refractories are essential in the iron and steel industry for their ability to withstand extreme conditions and provide long-lasting linings in various applications. By utilizing these advanced refractory materials, the industry can achieve improved efficiency, reduced downtime, and enhanced productivity in the steelmaking process.
- Q: How do monolithic refractories withstand thermal shock?
- Monolithic refractories possess unique properties and composition that enable them to endure thermal shock. Thermal shock occurs when there is a sudden alteration in temperature, leading to stress and potential damage to the refractory material. However, monolithic refractories are constructed to possess high resistance to thermal shock, and this is accomplished through various mechanisms. Firstly, the composition of monolithic refractories incorporates materials with low coefficients of thermal expansion. This implies that they undergo minimal alterations in size or volume when exposed to varying temperatures. This characteristic allows the refractory material to withstand thermal shock by minimizing the stress caused by temperature fluctuations. Secondly, monolithic refractories exhibit exceptional thermal conductivity. This quality enables them to efficiently transfer heat away from the hot regions, preventing localized overheating and diminishing the likelihood of thermal shock. The rapid dissipation of heat aids in maintaining a more even distribution of temperature within the refractory material, thereby reducing the chances of cracking or spalling. Furthermore, the binding agents employed in monolithic refractories play a vital role in enhancing their resistance to thermal shock. These binders provide strength to the refractory material and assist in preserving its integrity during thermal cycling. Additionally, the binders contribute to the refractory's ability to withstand thermal shock by reducing the permeability of the material, thus preventing the infiltration of hot gases or liquids that could cause damage. Moreover, the installation technique of monolithic refractories plays a significant role in their capacity to endure thermal shock. Typically, monolithic refractories are applied as a single, uninterrupted layer, eliminating the weak points such as joints and seams that exist in other refractory systems. This seamless installation method ensures superior resistance to thermal shock as there are no vulnerable points for cracks to propagate. In conclusion, monolithic refractories effectively withstand thermal shock through a combination of factors including their low coefficients of thermal expansion, high thermal conductivity, appropriate binding agents, and seamless installation techniques. These properties and design considerations enable monolithic refractories to proficiently handle rapid temperature changes and maintain their structural integrity, making them ideal for applications involving thermal cycling and extreme variations in temperature.
- Q: What are the typical applications of monolithic refractories in blast furnaces?
- Monolithic refractories are widely used in blast furnaces due to their unique properties and applications. These refractories are composed of a single, homogeneous material that can be shaped and installed in various forms without the need for joints or seams. This characteristic makes them ideal for lining and protecting the different zones of a blast furnace. One typical application of monolithic refractories in blast furnaces is the lining of the hearth. The hearth is the bottom part of the furnace where molten iron and slag accumulate. Monolithic refractories are used to create a durable and heat-resistant lining that can withstand the extreme temperatures and chemical reactions occurring in this area. Another common application is the lining of the bosh, which is the transition zone between the hearth and the stack of the blast furnace. The bosh is subjected to high temperatures and mechanical stresses due to the movement of the burden materials. Monolithic refractories with high thermal shock resistance and abrasion resistance are used to ensure the longevity and efficiency of the bosh. Monolithic refractories are also used for the lining of the stack and the tuyere area. The stack is the vertical part of the furnace where the reduction of iron ore takes place. The tuyere area is where the hot blast of air is injected into the furnace. Both of these areas require refractories that can withstand high temperatures, chemical reactions, and mechanical stresses. Furthermore, monolithic refractories are used for repairs and maintenance in blast furnaces. Due to the harsh conditions inside the furnace, the lining may deteriorate over time. Monolithic refractories can be easily applied as patching materials to restore the integrity of the lining and extend the furnace's lifespan. In summary, the typical applications of monolithic refractories in blast furnaces include lining the hearth, bosh, stack, and tuyere area, as well as for repairs and maintenance. These refractories provide excellent thermal shock resistance, abrasion resistance, and durability, making them essential for the efficient operation of blast furnaces in the iron and steel industry.
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Monolithic Refractories High Performance & Temperature Ladle Sliding Gate Steel
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 pc
- Supply Capability:
- 1000 pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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