Monolithic Refractories for Iron and Steel Industry - Calcined Petroleum Coke Supply with Large Quantity
- 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.
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: What are the quality control measures for monolithic refractories in the iron and steel industry?
- The quality control measures for monolithic refractories in the iron and steel industry include strict material selection, thorough testing of raw materials, regular inspection and maintenance of refractory linings, and continuous monitoring of performance during operation. Additionally, adherence to industry standards and specifications, implementation of quality management systems, and collaboration with suppliers and customers to address any quality issues are also important measures in ensuring the quality of monolithic refractories in the iron and steel industry.
- Q: How do monolithic refractories handle thermal expansion and contraction?
- Monolithic refractories handle thermal expansion and contraction by their ability to withstand high temperatures and adapt to changes in size without cracking or breaking. They are designed to have low thermal conductivity, which helps to minimize stress caused by thermal cycling. Additionally, they are often composed of materials with high refractoriness and high thermal shock resistance, allowing them to expand and contract with minimal damage.
- 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: 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 improve the performance and efficiency of iron and steel production?
- Improved performance and efficiency in iron and steel production are achieved through the utilization of monolithic refractories. These specialized materials are designed to withstand extreme temperatures, chemical reactions, and mechanical stresses, making them ideal for high-temperature industrial processes. A key contribution of monolithic refractories is their ability to provide a protective lining for furnaces, kilns, and other equipment used in iron and steel production. Their superior heat resistance ensures that the underlying structure is shielded from the intense heat, preventing any detrimental effects on the equipment. This results in reduced downtime, extended service life, and ultimately, enhanced overall efficiency. Furthermore, monolithic refractories play a crucial role in improving thermal efficiency during the production process. By minimizing heat losses, these materials help maintain a stable and uniform temperature distribution, thereby enhancing the energy efficiency of the system. Precise temperature control is of utmost importance in iron and steel production to achieve the desired metallurgical properties of the final product. Additionally, monolithic refractories exhibit excellent resistance to chemical corrosion, erosion, and slag attacks. They act as a barrier between the molten metal and the refractory lining, preventing unwanted reactions and material degradation. This preserves the integrity of the furnace lining, reducing the need for frequent repairs or replacements. Consequently, it leads to increased productivity and long-term cost savings. Moreover, the ease with which monolithic refractories can be shaped, repaired, or replaced is another advantage. Unlike traditional brick refractories, which require labor-intensive and time-consuming installation, monolithic refractories offer a more flexible and efficient application. Their flexible nature allows for easy repair of damaged areas, minimizing downtime and ensuring uninterrupted production. In summary, the utilization of monolithic refractories significantly enhances the performance and efficiency of iron and steel production. These materials provide a protective lining, improve thermal efficiency, resist chemical corrosion, and offer easy installation and repair options. By optimizing the production process, monolithic refractories contribute to higher productivity, reduced downtime, and increased cost-effectiveness in the iron and steel industry.
- Q: What are some common applications of monolithic refractories in the iron and steel industry?
- Monolithic refractories are widely used in the iron and steel industry due to their superior performance and versatility. Some common applications of monolithic refractories in this industry include: 1. Blast Furnace: Monolithic refractories are used in the lining of blast furnaces to withstand high temperatures and chemical reactions. They help in maintaining the structural integrity of the furnace and provide insulation against heat loss. 2. Ladle Lining: Monolithic refractories are used to line ladles, which are used for transferring molten iron or steel from the blast furnace to the steelmaking process. These refractories provide excellent resistance to thermal shock and erosion caused by the aggressive molten metal. 3. Tundish Lining: Tundish is an intermediate vessel used to distribute molten steel to multiple casting molds. Monolithic refractories are employed in the tundish lining to ensure proper thermal insulation and prevent contamination of the steel during casting. 4. Electric Arc Furnace (EAF): Monolithic refractories are used in the lining of EAFs to withstand the extreme temperatures and chemical reactions involved in the steelmaking process. They provide excellent resistance to high heat and erosion caused by the molten metal and slag. 5. Induction Furnace: Induction furnaces are used for melting and refining metals. Monolithic refractories are used in the lining of induction furnaces to provide insulation and protect the furnace structure from the high temperatures and chemical reactions occurring during the melting process. 6. Continuous Casting: Monolithic refractories are used in the lining of continuous casting machines to ensure smooth and consistent casting of molten steel. They provide excellent resistance to high temperatures, thermal shock, and erosion caused by the molten metal and slag. Overall, monolithic refractories play a crucial role in the iron and steel industry by providing durability, thermal insulation, and resistance to chemical reactions, thereby enhancing the overall efficiency and productivity of the manufacturing process.
- Q: How do monolithic refractories improve the performance of iron and steel furnaces?
- Monolithic refractories play a crucial role in improving the performance of iron and steel furnaces in several ways. Firstly, these refractories provide excellent thermal insulation, which helps to maintain a stable and high temperature inside the furnace. This is important because the production of iron and steel requires extremely high temperatures for efficient melting and refining processes. Secondly, monolithic refractories have high resistance to thermal shock and can withstand rapid temperature changes without cracking or spalling. This is particularly important in iron and steel furnaces, where the temperature can fluctuate greatly during operations. By withstanding thermal shock, these refractories ensure the longevity of the furnace lining, reducing maintenance and downtime. Furthermore, monolithic refractories have excellent resistance to chemical attacks from the molten metal and slag in the furnace. The production of iron and steel involves the use of various chemical agents that can corrode and erode the lining of the furnace. Monolithic refractories offer superior resistance to these chemical attacks, ensuring the integrity of the furnace lining and preventing contamination of the metal being produced. Additionally, monolithic refractories have excellent mechanical strength and abrasion resistance. This is important as they are subjected to mechanical stresses and wear from the movement of materials inside the furnace, such as charging and tapping operations. The high mechanical strength and abrasion resistance of these refractories ensure their durability and prolong their service life in iron and steel furnaces. Overall, monolithic refractories improve the performance of iron and steel furnaces by providing superior thermal insulation, resistance to thermal shock and chemical attacks, as well as high mechanical strength and abrasion resistance. These properties contribute to the efficient and reliable operation of the furnace, resulting in increased productivity, reduced maintenance costs, and improved product quality.
- Q: How do monolithic refractories help in improving the quality of iron and steel products?
- Several ways exist in which monolithic refractories play a crucial role in enhancing the quality of iron and steel products. Firstly, these refractories are utilized for lining furnaces and other high-temperature equipment in the iron and steel industry. By offering excellent thermal insulation, monolithic refractories aid in maintaining a consistent and controlled temperature inside the furnace, thus ensuring efficient heating and melting of metals. Furthermore, the utilization of monolithic refractories aids in reducing heat loss, thereby enhancing the energy efficiency of the process. This not only leads to cost savings but also minimizes the environmental impact associated with high energy consumption. Additionally, the insulation properties of monolithic refractories contribute to the reduction of thermal stresses within the furnace, preventing cracks and other structural damages that could potentially affect the quality of the iron and steel products. Moreover, monolithic refractories possess exceptional resistance to chemical reactions, corrosion, and erosion caused by molten metals, slag, and other harsh substances. This resistance helps in maintaining the integrity of the refractory lining, preventing the contamination of iron and steel products by unwanted impurities. As a result, the quality of the final products, such as steel bars, sheets, or pipes, is enhanced, meeting the desired specifications and industry standards. Another advantage offered by monolithic refractories is their ability to provide a sleek and pristine lining surface. This smoothness minimizes the adherence of slag, molten metal, and other by-products, thereby reducing the risk of defects and ensuring a higher-quality finish for the iron and steel products. Additionally, the clean lining surface facilitates easy maintenance and cleaning, enabling efficient and effective operations. In conclusion, monolithic refractories significantly contribute to the improvement of iron and steel product quality through their exceptional thermal insulation, resistance to chemical reactions, erosion, and corrosion, as well as their ability to provide a sleek and pristine lining surface. By ensuring consistent temperatures, reducing heat loss, preventing structural damages, and maintaining a clean environment, monolithic refractories enhance the overall efficiency and integrity of the iron and steel production process, resulting in high-quality end products.
- Q: How are monolithic refractories manufactured?
- Manufacturing monolithic refractories is a specific process that consists of multiple steps. The initial step involves selecting and preparing raw materials, typically comprising aggregates, binders, and additives. Aggregates are chosen based on their chemical and physical properties, while binders are utilized to hold the aggregates together. Additives are incorporated to enhance specific properties of the refractory material. Once the raw materials are chosen, they are thoroughly mixed in precise proportions to create a uniform mixture. This mixture is then blended using different techniques such as dry or wet mixing, depending on the desired characteristics of the final product. Following the blending process, the subsequent step involves shaping the refractory material. This can be accomplished through various methods such as casting, gunning, ramming, or spraying. The selection of the method is based on the specific application and requirements of the refractory. After shaping, the refractory material undergoes a curing process. This entails drying the material at a controlled temperature to eliminate any excess moisture and promote the development of desired properties. Lastly, the cured refractory material is subjected to high temperatures in a kiln. This firing process further strengthens the refractory and enhances its ability to withstand heat and other harsh conditions. In summary, the manufacturing of monolithic refractories entails meticulous selection and preparation of raw materials, precise blending, shaping, curing, and firing procedures. This guarantees the production of superior-quality refractory materials capable of withstanding the extreme conditions encountered in various industrial applications.
- Q: How do monolithic refractories contribute to the control of spalling in iron and steel processes?
- Monolithic refractories contribute to the control of spalling in iron and steel processes by providing a protective lining that can withstand high temperatures and thermal shocks. These refractories are designed to have excellent thermal insulation properties, low thermal conductivity, and high resistance to mechanical and chemical stresses. By lining the walls and floors of furnaces and other equipment, monolithic refractories help to minimize heat transfer and prevent the formation of cracks and spalling, which can lead to equipment failure and production disruptions. Additionally, their ability to withstand thermal cycling and resist chemical reactions with molten metals and slag contributes to the overall durability and longevity of the refractory lining.
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Monolithic Refractories for Iron and Steel Industry - Calcined Petroleum Coke Supply with Large Quantity
- Loading Port:
- Shekou
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t
- Supply Capability:
- 1000 m.t/month
OKorder Service Pledge
OKorder Financial Service
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