Monolithic Refractories Low Nitrogen Carbon Raiser Electrode Scarps for Iron and Steel Industry
- Ref Price:
-
- Loading Port:
- Shekou
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t
- Supply Capability:
- 1000 m.t/month
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Factory Background
The factory is majorly running and operating carbon additive (pitch coke, calcined petroleum coke and anthracite), low nitrogen carbon additive, and brake pad making material. Company is the long term supplier of Sinosteel Corporation, Shanghai Carbon Corporation, the plant of SGL Group the Carbon Company in China and some largest special carbon products producing plants.
YUAI also supplies huge amout of high quality carbon additive and graphite carbon additive to steel plants, foundries and ferrotungsten plants. YUAI has been assigned by BAO STEEL as the only organization for processing pitch coke for export purpose. The group’s major products are constantly exported to Japan, Korea, Malaysia, South East Asia countries, Europe and America, which receive praises by our consumers.
The group has invested numbers of calcinators in Anhui China to ensure the capability of producing and processing huge amount of carbon additive. Further investment is on process. According to the orders from customers, YUAI is able to processing and providing different specifications of carbon additive and other products. To provide best quality of products and to offer customers most satisfied service is YUAI’s operating objectives.
Calcined Petroleum Coke
FC:98.5%min,
S:0.5%max
A:0.8%max
V:0.7%max
Mositure:0.5%max
Size:1-5mm
This product is mainly used in steel-making and foundry. Calcined Petroleum Coke
Calcined Petroleum Coke comes from delayed coke which extracted from oil refinery. Although Calcined Petroleum Coke contains a little bit higher level of sulfur and nitrogen than pitch coke, the price advantage still makes it widely used during steel-making and founding as a kind of carbon additive/carburant.
Technology:
Laborary Equpment
In our lab,we has a high precision balance,mullfe furnace,sample making machine, dring box,sulfur measurement instrument and other calibratiing equipments.As a result,before deliverung to our customers,our products have to pass a strict test to ensure the quality and components.The testing reports will be sent to our customers to confirm untill they satisfy with it.
Packaging & Delivery
Packaging Detail:25kg paper bag into 1t weaving bag 5kg, 10kg and 20kg weaving bag into 1t weaving bag 25kg weaving bag put on pallet covered with entanglement wrap product direct into packing bag 25kg paper bag put on pallet covered with entanglement Wrap 25kg weaving bag into 1t weaving bag.
Delivery Details: 7 days
- Q: How do monolithic refractories withstand high temperatures and thermal cycling?
- Monolithic refractories are designed to withstand high temperatures and thermal cycling due to their unique composition and structural characteristics. Firstly, monolithic refractories are made from high-quality raw materials, such as alumina, silica, and magnesia, which have excellent thermal properties. These materials possess high melting points and low thermal conductivity, allowing them to retain their strength and integrity even at extreme temperatures. Moreover, monolithic refractories are typically engineered to have a dense and compact microstructure. This dense structure prevents the penetration of heat and gases, thus minimizing thermal shock and preventing the formation of cracks. Additionally, the compact microstructure enhances the refractory's thermal conductivity, enabling it to efficiently distribute and dissipate heat. Furthermore, monolithic refractories are often formulated with special additives and bonding agents that enhance their resistance to thermal cycling. These additives can improve the refractory's thermal expansion properties, allowing it to expand and contract without cracking or spalling during rapid temperature changes. Additionally, certain bonding agents can provide a degree of flexibility to the refractory, enabling it to accommodate thermal stresses without compromising its structural integrity. In addition to the inherent characteristics of monolithic refractories, proper installation techniques also play a crucial role in their ability to withstand high temperatures and thermal cycling. The refractory must be carefully applied and cured to ensure uniformity and minimize the formation of internal stresses. Adequate curing and heat treatment processes help to develop a strong and durable bond between the refractory and the substrate, enhancing its resistance to thermal shock and cyclic thermal loading. Overall, monolithic refractories are engineered to withstand high temperatures and thermal cycling through their composition, microstructure, and installation techniques. These factors work in synergy to provide the refractory with excellent thermal conductivity, resistance to thermal shock, and the ability to expand and contract without compromising its structural integrity.
- Q: How do monolithic refractories improve the efficiency of reheating furnaces in steel plants?
- Monolithic refractories play a crucial role in improving the efficiency of reheating furnaces in steel plants. These refractories are specially designed to withstand high temperatures and harsh operating conditions, making them ideal for use in steel plants. One of the key ways in which monolithic refractories enhance furnace efficiency is by reducing heat loss. These refractories have excellent insulation properties, which help to minimize heat transfer from the furnace to its surroundings. As a result, less energy is wasted, and the furnace can maintain its desired temperature more efficiently. Additionally, monolithic refractories contribute to a more uniform and controlled heat distribution within the furnace. They can be easily shaped and installed to create a seamless lining, ensuring that heat is evenly distributed throughout the furnace chamber. This uniform heat distribution prevents hotspots and cold spots, leading to a more efficient heating process. Monolithic refractories also play a crucial role in minimizing downtime and maintenance requirements. Unlike traditional brick linings, which are prone to cracking and erosion, monolithic refractories offer superior resistance to wear and tear. This enhanced durability reduces the need for frequent repairs and replacements, allowing for uninterrupted furnace operation and increased overall efficiency. Furthermore, monolithic refractories contribute to improved energy efficiency by reducing fuel consumption. The superior insulation properties of these refractories help to retain heat within the furnace, reducing the amount of energy required to maintain the desired temperature. This leads to significant energy savings for steel plants, as less fuel is needed to achieve the same heating results. In conclusion, monolithic refractories significantly improve the efficiency of reheating furnaces in steel plants by reducing heat loss, ensuring uniform heat distribution, minimizing downtime and maintenance, and reducing fuel consumption. By incorporating these refractories into their furnace linings, steel plants can enhance their productivity, reduce energy costs, and improve the overall efficiency of their operations.
- 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: How do monolithic refractories perform in blast furnace taphole applications?
- Monolithic refractories perform exceptionally well in blast furnace taphole applications due to their unique characteristics and properties. Firstly, monolithic refractories are known for their superior thermal resistance. Blast furnace tapholes are exposed to extremely high temperatures and thermal shocks, making it essential to have a refractory material that can withstand these conditions. Monolithic refractories have high refractoriness, meaning they can maintain their structural integrity even at elevated temperatures, ensuring the taphole remains functional. Secondly, monolithic refractories have excellent erosion and corrosion resistance. In blast furnace taphole applications, the refractory material is constantly exposed to molten metal, slag, and gases that can cause erosion and chemical reactions. Monolithic refractories are designed to resist these aggressive environments, minimizing wear and extending the service life of the taphole. Furthermore, monolithic refractories offer good thermal conductivity and insulation properties. This is crucial for blast furnace tapholes as they need to maintain a consistent and controlled flow of molten metal. The refractory material must be able to transfer heat efficiently while also providing insulation to prevent excessive heat loss, ensuring optimal performance and productivity of the blast furnace. Additionally, monolithic refractories are easy to install and repair. Blast furnace tapholes require regular maintenance due to the harsh conditions they are subjected to. Monolithic refractories can be easily shaped and applied, allowing for quick repairs or replacement of damaged areas. This reduces downtime and increases the operational efficiency of the blast furnace. In summary, monolithic refractories are highly suitable for blast furnace taphole applications due to their excellent thermal resistance, erosion and corrosion resistance, good thermal conductivity and insulation properties, as well as ease of installation and repair. These characteristics make them a reliable and effective choice for maintaining the functionality and performance of blast furnace tapholes.
- Q: How do monolithic refractories perform in reheating furnace roof applications?
- Monolithic refractories prove highly effective when used on the roofs of reheating furnaces. These refractories are renowned for their outstanding ability to withstand extreme temperature conditions, making them an essential component in furnace operations. Their resistance to thermal shock ensures that they do not crack or spall, guaranteeing the long-lasting durability of the furnace roof. Moreover, monolithic refractories offer exceptional insulation properties, thereby helping to maintain the desired temperature inside the furnace. With their low thermal conductivity, they prevent heat loss and reduce energy consumption. This not only enhances the energy efficiency of the furnace but also leads to cost savings for operators. Furthermore, monolithic refractories provide excellent resistance against chemical attacks from gases and molten metals found within the furnace environment. Designed to withstand corrosive atmospheres, they effectively prevent the penetration of harmful substances, thereby extending the lifespan of the roof refractory. Additionally, monolithic refractories offer easy installation and repair options. Their ability to be cast or gunned in place allows for a seamless and precise application to the roof structure. This feature also facilitates quick and efficient repairs or maintenance, minimizing downtime and production losses. In summary, monolithic refractories are a reliable and efficient choice for reheating furnace roof applications. Their outstanding resistance to thermal shock, insulation properties, chemical resistance, and ease of installation make them the ideal solution for maintaining the structural integrity and performance of the furnace roof.
- Q: What are the specific requirements of monolithic refractories for steel ladle purging applications?
- Monolithic refractories used in steel ladle purging applications have specific requirements to ensure optimal performance and durability. Firstly, these refractories need to have high thermal stability and resistance to thermal shock due to the extreme temperatures involved in the steelmaking process. This is important to prevent any cracking or spalling of the refractory lining. In addition, monolithic refractories for ladle purging applications should have excellent corrosion resistance against molten steel and slag. They need to withstand the aggressive chemical environment without any significant deterioration, as this could lead to contamination of the steel and affect its quality. Another important requirement is good erosion resistance. The refractories should be able to withstand the high velocity of the purging process, where argon or other gases are injected into the ladle to remove impurities. This erosion resistance ensures that the refractory lining remains intact and does not wear away during operation. Furthermore, monolithic refractories for ladle purging applications should have low porosity and high density. This prevents the penetration of molten steel and slag into the refractory lining, reducing the risk of thermal spalling and corrosion. Lastly, these refractories should have good thermal conductivity to efficiently transfer heat from the steel to the refractory lining, allowing for better temperature control and energy efficiency during the purging process. Overall, the specific requirements of monolithic refractories for steel ladle purging applications include high thermal stability, corrosion resistance, erosion resistance, low porosity, high density, and good thermal conductivity. Meeting these requirements ensures the refractories can withstand the harsh conditions of the steelmaking process, maintain their integrity, and contribute to the production of high-quality steel.
- Q: What are the key properties and characteristics of monolithic refractories?
- Monolithic refractories, renowned for their ability to be shaped or installed in a single piece without joints, are a type of refractory material. They find their utility in high-temperature applications where traditional brick or tile refractories may not suffice. One noteworthy attribute of monolithic refractories lies in their superior thermal stability. They can withstand extreme temperatures without significant expansion or contraction, making them an ideal choice for furnaces, kilns, and other heat-intensive environments. This quality ensures the maintenance of their structural integrity and grants long-lasting performance. Another significant characteristic of monolithic refractories is their high resistance to thermal shock. They can endure abrupt temperature changes without cracking or spalling, a crucial aspect when the refractory material is exposed to alternating hot and cold conditions. The resistance to thermal shock ensures the refractory lining's longevity, reducing the need for frequent repairs or replacements. Monolithic refractories also demonstrate commendable mechanical strength, enabling them to withstand the mechanical stresses and loads imposed on them during usage. They possess excellent load-bearing capacity, resisting abrasion, erosion, and impact, making them suitable for applications where the refractory material faces mechanical wear or impact. Moreover, monolithic refractories offer the advantage of easy installation and repair. Unlike traditional refractories that necessitate skilled labor and time-consuming bricklaying techniques, monolithic refractories can be cast, gunned, or sprayed into place. This effortless installation expedites turnaround times and minimizes downtime during repairs or maintenance. Lastly, monolithic refractories exhibit commendable chemical resistance to various corrosive agents, such as acids, alkalis, and molten metals. This property renders them suitable for use in industries where the refractory material encounters aggressive chemical environments, including the steel, petrochemical, and glass industries. In summary, monolithic refractories possess excellent thermal stability, high resistance to thermal shock, good mechanical strength, effortless installation and repair, and commendable chemical resistance. These properties establish them as the preferred choice in high-temperature applications where durability, reliability, and performance are of utmost importance.
- Q: What are the common applications of monolithic refractories in blast furnaces?
- Monolithic refractories, also known as unshaped refractories, are widely used in blast furnaces due to their advantageous properties and versatile applications. Some common applications of monolithic refractories in blast furnaces include: 1. Furnace lining: Monolithic refractories are used to line the walls, hearth, and roof of blast furnaces. Their high thermal resistance and superior insulating properties help protect the furnace structure from extreme temperatures and thermal shocks. 2. Tuyere and taphole repair: Blast furnaces have tuyeres, which are nozzles that inject air or fuel into the furnace, and tapholes, which are openings used to tap molten iron or slag. Monolithic refractories are used to repair and maintain these critical components, as they can withstand the high temperatures and chemical reactions occurring in these areas. 3. Hot repair and maintenance: Blast furnaces undergo frequent repairs and maintenance due to the harsh operating conditions. Monolithic refractories are used for hot repair and maintenance, as they can be easily applied in a plastic or semi-plastic state to fill cracks, patch damaged areas, or replace worn-out linings. 4. Erosion and corrosion resistance: Blast furnace environments are highly corrosive due to the presence of molten iron, slag, and other molten materials. Monolithic refractories with high resistance to erosion and corrosion are used to protect the furnace lining from chemical attacks and prolong its lifespan. 5. Gunning mixes: Gunning mixes are widely used in blast furnaces for their ability to be sprayed or gunned onto the refractory lining. These mixes consist of fine refractory aggregates, bonding agents, and additives. They are applied to repair worn-out areas, seal cracks, and provide a protective layer against erosion and slag penetration. 6. Slag line and iron runner repair: The slag line and iron runners in blast furnaces are prone to erosion and wear due to the corrosive nature of molten slag and iron. Monolithic refractories are used to repair and rebuild these areas, ensuring smooth and efficient operation of the furnace. In conclusion, monolithic refractories have various applications in blast furnaces, including furnace lining, tuyere and taphole repair, hot repair and maintenance, erosion and corrosion resistance, gunning mixes, and slag line and iron runner repair. Their ability to withstand high temperatures, chemical attacks, and mechanical stresses make them indispensable in maintaining the integrity and efficiency of blast furnace operations.
- Q: What are the specific requirements of monolithic refractories for continuous casting applications?
- The specific requirements of monolithic refractories for continuous casting applications include high thermal shock resistance, excellent erosion resistance, good thermal conductivity, low shrinkage, and high refractoriness. These refractories must also have good flowability and workability to ensure easy installation and maintenance. Additionally, they should have a high degree of chemical stability to withstand the harsh conditions of molten metal and slag in continuous casting processes.
- Q: How does the choice of monolithic refractory impact the overall cost of iron and steel production?
- The overall cost of iron and steel production can be greatly affected by the choice of monolithic refractory. Monolithic refractory, unlike traditional brick or tile refractories, refers to a type of refractory material that is installed continuously. One important factor that impacts the cost of iron and steel production is the lifespan of the refractory. Monolithic refractories generally have a longer lifespan compared to traditional brick or tile refractories. This means that they require less frequent maintenance and replacement, resulting in lower overall costs over time. Additionally, monolithic refractories have a higher resistance to thermal shock and mechanical stress, which further extends their lifespan and reduces the need for repairs and replacements. Another crucial consideration is the energy efficiency of the monolithic refractory. These refractories possess better insulation properties, leading to reduced heat loss during the iron and steel production process. This helps lower energy consumption and, consequently, the overall cost of production. The improved insulation also contributes to a more stable and controlled temperature profile within the furnace, resulting in better product quality and reduced scrap rates. Furthermore, monolithic refractories offer greater flexibility in terms of installation and repair. They can be easily applied to complex shapes and structures, allowing for more efficient use of refractory materials. This reduces waste and lowers material costs. The ease of installation also saves time and labor, further contributing to cost savings. Additionally, monolithic refractories are known for their superior performance in high-temperature environments. They exhibit excellent thermal conductivity and resistance to chemical attacks, ensuring optimal furnace operation and reducing the likelihood of downtime and production delays. This, in turn, minimizes the impact of unexpected maintenance, repairs, and shutdowns on the overall cost of iron and steel production. In conclusion, the choice of monolithic refractory has a significant impact on the overall cost of iron and steel production. Its longer lifespan, improved energy efficiency, ease of installation and repair, and superior performance in high-temperature environments all contribute to cost savings in various aspects of the production process. Thus, careful consideration of the type of monolithic refractory used can result in significant cost reductions and improved overall efficiency in iron and steel production.
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Monolithic Refractories Low Nitrogen Carbon Raiser Electrode Scarps for Iron and Steel Industry
- Ref Price:
-
- Loading Port:
- Shekou
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t
- Supply Capability:
- 1000 m.t/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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