RAMMING MIX REFRACTORY MATERIAL FOR INDUCTION FURNACE
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 kg
- Supply Capability:
- 100000000000000 kg/month
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Technial Data Sheet of Ramming Mix for Induction Furnace for Iron & Steel Industry
CODE | MATERIAL | PHYSICAL PROPERTIES | CHEMICAL ANALYSIS (WEIGHT %) | |||||
Particle size（mm） | Fe2O3（%） | Cr2O3（%） | Al2O3（%） | CaO (%) | MgO (%) | SiO2 (%) | ||
IF-QZ | Quartz Ramming Mix | 0~6 | 98 | |||||
IF-Mg1 | Magnesia Ramming Mix | 0~10 | 4 | 1 | 2.5 | 91 | 1.5 | |
IF-Mg2 | Magnesia Ramming Mix | 0~10 | ＜ 1.5 | 2 | 96 | ＜ 2 | ||
IF-MgAl | Magnesia Alumina Ramming Mix | 0~6 | 0.5 | 8 | 1 | 90 | 0.5 | |
IF-MgAlS | Magnesia Alumina Mix powder Ramming Mix | 0~6 | 87 | 1 | 10 | 1 | ||
IF-MgCr | Magnesia Chrome Ramming Mix | 0~6 | 12 | 21 | 6 | 58 | 1.5 | |
IF-MgS | Magnesia Mix Ramming Mix | 0~6 | 17 | 80 | ||||
IF-Al | High Alumina Ramming Mix | 0~8 | ＞ 70 | ＜ 26 | ||||
Product Photo of Ramming Mix
Installation of Ramming Mix
Questionnaire for Induction Furnace
ITEMS | CONTENT | ||
★Usually smelt metal types: | ( ) | ||
★Furnace Size/Ton | ( ) | ||
Furnace dimension | Inside diameter/mm | ( ) | |
Height/mm | ( ) | ||
Turnover rate (Tap to Tap time) | Normal heating up time: | ( ) | |
Continuous working? | |||
★Casting temp(Tapping Temp) | Max/℃ Min/℃ | ( ) ( ) | |
★Working Lining(Current) | Lining Materials type | ||
Additives for lining | □ yes ( ) Exp: Boric acid, sodium silicate etc. □ No | ||
Wall thickness | ( ) | ||
Bottom thickness | ( ) | ||
Construction form | ( ) Example: Dry Vibrating or Ramming, water required or not, additives required or not | ||
Steel former | ( ) Example: Take out or smelt into the first heat. | ||
Average life/heats
| ( ) Example: Total life:200-220 with one repair on 30 – 50 heats | ||
★Installation tools | □ Aerodynamic Vibrator □ Electronic Vibrator □ Other ( ) | ||
Induction Coil Grout(Current) | Materials type | ||
Life/heats | ( ) | ||
★The type and amount additives for the slag reduction | ( ) | ||
Damage cause | ( ) Example: Spalling , Corrosion, cracks, leakage | ||
- Q:What are the specific requirements of monolithic refractories for blast furnace applications?
- To withstand the harsh conditions and high temperatures within a blast furnace, monolithic refractories used in these applications have specific requirements. These requirements encompass thermal stability, high strength, chemical resistance, erosion and abrasion resistance, low porosity, dense structure, and easy installation. Firstly, monolithic refractories must possess excellent thermal stability to endure the extreme temperatures encountered in blast furnaces. They should be able to resist thermal shock and maintain their physical and chemical properties even at high temperatures. Secondly, blast furnace conditions subject refractory linings to significant pressure and mechanical stress. As a result, monolithic refractories need to possess high strength and resistance to mechanical wear in order to withstand the weight of the burden and the movement of materials inside the furnace. Furthermore, blast furnace environments are highly corrosive due to the presence of molten metals, slag, and gases. Therefore, monolithic refractories should exhibit exceptional chemical resistance to prevent chemical reactions with these substances, which could lead to refractory degradation. Additionally, the materials being processed in a blast furnace can cause erosion and abrasion, resulting in wear of the refractory lining. Monolithic refractories used in blast furnaces should be able to withstand these erosive and abrasive forces, ensuring a longer service life. Moreover, blast furnace refractories should have low porosity to minimize the penetration of molten materials and gases. This is crucial as their penetration can cause refractory spalling and damage. Additionally, low porosity helps maintain the refractory lining's thermal stability and overall performance. Furthermore, the refractory lining in a blast furnace should have a dense structure to prevent the penetration of molten slag and metal, which could lead to refractory failure. A dense structure also aids in the refractory's heat insulation properties. Lastly, blast furnace refractories need to be easily installed and repaired due to frequent maintenance and repair requirements. Monolithic refractories offer the advantage of easy installation as they can be cast, gunned, or sprayed onto the refractory surface. This allows for quick repairs and reduced downtime. Overall, meeting these specific requirements ensures the durability and efficiency of the refractory lining, ultimately leading to improved blast furnace performance.
- Q:What is the role of monolithic refractories in blast furnaces?
- Monolithic refractories play a crucial role in blast furnaces as they provide high-temperature resistance and excellent durability in the harsh operating conditions of the furnace. Blast furnaces are used in the ironmaking process to convert iron ore into molten iron, and monolithic refractories are essential for lining the interior of the furnace. One of the main functions of monolithic refractories in blast furnaces is to withstand extreme temperatures. The interior of a blast furnace can reach temperatures of up to 2,500 degrees Celsius, and monolithic refractories are designed to maintain their structural integrity and protect the furnace lining from thermal shock and erosion caused by the high temperatures. Monolithic refractories also provide insulation, preventing heat loss from the furnace. This is important as it helps to maintain the desired temperature for efficient iron production. By reducing heat loss, monolithic refractories contribute to energy savings and improved overall furnace performance. Another crucial role of monolithic refractories is to resist chemical attack from the molten iron and slag. The materials used in blast furnaces, such as iron ore, coke, and limestone, undergo various chemical reactions during the ironmaking process. Monolithic refractories are engineered to resist the corrosive effects of these reactions, ensuring a longer service life for the furnace lining. Furthermore, monolithic refractories offer excellent mechanical strength and resistance to abrasion. The materials being processed in a blast furnace, including iron ore and coke, can be abrasive. Monolithic refractories provide a protective barrier against the abrasive action, preventing damage to the furnace lining and extending its lifespan. In summary, the role of monolithic refractories in blast furnaces is to withstand 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 typical applications of monolithic refractories in the iron and steel industry?
- Monolithic refractories find several typical applications in the iron and steel industry. These include lining electric arc furnaces, ladles, tundishes, and various other equipment used in the production of iron and steel. Monolithic refractories are also commonly used for repairing and maintaining the linings of these equipment. Their high thermal conductivity, excellent resistance to thermal shock, and ability to withstand extreme temperatures make them ideal for these applications in the iron and steel industry.
- Q:What are the benefits of using monolithic refractories in the iron and steel industry?
- Monolithic refractories offer numerous benefits in the iron and steel industry. Firstly, they provide excellent thermal insulation, reducing heat loss and improving energy efficiency in furnaces and other equipment. Secondly, monolithic refractories have superior resistance to high temperatures, ensuring prolonged service life even under extreme conditions. Additionally, their flexibility allows for easy installation and repair, reducing downtime and maintenance costs. Moreover, monolithic refractories have enhanced chemical resistance, protecting against corrosive and reactive substances commonly found in iron and steel production. Overall, the use of monolithic refractories enhances productivity, extends equipment lifespan, and reduces operational costs in the iron and steel industry.
- Q:How do monolithic refractories improve the durability of furnace linings?
- Monolithic refractories play a crucial role in enhancing the durability of furnace linings due to their unique characteristics and properties. These materials are composed of a single, homogeneous structure, unlike traditional brick refractories that consist of individual bricks or tiles. One of the key ways in which monolithic refractories improve the durability of furnace linings is through their ability to eliminate joints and seams. In traditional brick refractories, the joints between the bricks can be weak points where cracks and failures can occur due to thermal expansion and contraction. Monolithic refractories, on the other hand, are poured or gunned into place, ensuring a seamless lining. This seamless structure minimizes the potential for cracks, making the lining more durable and less susceptible to thermal stress. Monolithic refractories also have excellent thermal shock resistance, which is crucial for furnace linings that are subjected to rapid and extreme temperature changes. The monolithic structure allows for better heat transfer and distribution, preventing localized hotspots that can lead to thermal shock and lining failure. This enhanced thermal shock resistance ensures that the furnace lining can withstand the repeated heating and cooling cycles without significant damage, hence improving its overall durability. Additionally, monolithic refractories offer superior erosion and corrosion resistance. Furnace linings are often exposed to harsh chemicals, molten metals, and abrasive materials, which can cause erosion and corrosion over time. Monolithic refractories are designed to resist these corrosive agents, protecting the lining from chemical attacks and physical wear. This resistance ensures a longer lifespan for the furnace lining and reduces the need for frequent repairs or replacements. Furthermore, monolithic refractories provide better insulation properties compared to traditional brick refractories. They have lower thermal conductivity, meaning that heat transfer through the lining is minimized. This insulation property helps to maintain a more stable and uniform temperature within the furnace, reducing thermal stress on the lining and contributing to its longevity. In summary, monolithic refractories improve the durability of furnace linings by eliminating joints and seams, enhancing thermal shock resistance, providing erosion and corrosion resistance, and offering superior insulation properties. These materials are specifically designed to withstand the extreme conditions inside furnaces, ensuring a longer lifespan for the lining and reducing maintenance costs in the long run.
- Q:How do monolithic refractories withstand high temperatures in iron and steel production?
- Monolithic refractories are specially designed to withstand the high temperatures encountered in iron and steel production. These refractories are made from a single piece or a single material, unlike traditional brick refractories that are made by laying bricks one by one. The ability of monolithic refractories to withstand high temperatures is due to their unique composition and structure. They are made from high-quality raw materials such as alumina, magnesia, silica, and carbon, which have high melting points and excellent heat resistance. The monolithic refractory is typically mixed with a binder, such as clay or cement, to give it shape and strength. This binder helps to hold the refractory particles together and provides the necessary structure to withstand thermal stresses. Additionally, various additives and additives can be included in the mix to further enhance the refractory properties. During iron and steel production, the monolithic refractories are exposed to extreme temperatures, rapid heating, and cooling cycles, as well as chemical reactions with molten metals and slag. However, the unique composition and structure of monolithic refractories enable them to endure these harsh conditions. The high melting point materials used in monolithic refractories prevent them from melting or deforming under the intense heat of iron and steel production. These materials have excellent thermal conductivity, allowing them to effectively transfer heat away from the hot surfaces, thus preventing overheating and damage. Furthermore, the binders and additives in monolithic refractories help to increase their resistance to thermal shock, which occurs when there is a rapid change in temperature. This resistance is crucial in iron and steel production since the refractories are frequently exposed to extreme temperature differentials. Lastly, the monolithic nature of these refractories eliminates the joints and gaps found in traditional brick refractories. The absence of joints minimizes the risk of heat leakage and infiltration of molten metal or slag, ensuring a more efficient and durable lining. In conclusion, monolithic refractories are specifically designed to withstand the high temperatures encountered in iron and steel production. Their composition, structure, and unique properties enable them to endure extreme heat, rapid temperature changes, chemical reactions, and thermal stresses, making them essential components in the manufacturing of iron and steel.
- 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:How do monolithic refractories impact the overall productivity of iron and steel operations?
- The overall productivity of iron and steel operations is greatly enhanced by monolithic refractories. These refractories are specifically designed to withstand extreme temperatures, chemical reactions, and mechanical stress that occur during production. One important way that monolithic refractories impact productivity is by reducing downtime and increasing operational efficiency. These refractories have high thermal conductivity and are resistant to thermal shock, allowing them to maintain stable temperatures within the furnace. This prevents sudden temperature fluctuations that can lead to equipment failure and production delays. As a result, the production process can continue uninterrupted, leading to increased productivity. Furthermore, monolithic refractories offer superior corrosion resistance, preventing the erosion and degradation of furnace linings. This resistance to chemical attacks from molten metals and slag helps prolong the lifespan of the refractory lining, reducing the need for repairs and replacements. This leads to less downtime and higher productivity for iron and steel operations. Additionally, monolithic refractories enable faster installation and repair processes compared to traditional brick refractories. They have a fluid-like consistency that makes application and shaping easy, resulting in shorter installation and curing times. This quick turnaround time minimizes production interruptions during repairs or maintenance, further increasing overall productivity. Moreover, the use of monolithic refractories can optimize energy consumption in iron and steel operations. Their excellent insulation properties help retain heat within the furnace, reducing heat loss and energy waste. This improves energy efficiency and leads to cost savings, ultimately contributing to increased productivity and profitability. In conclusion, monolithic refractories have a significant impact on the productivity of iron and steel operations. Their ability to withstand extreme conditions, reduce downtime, resist corrosion, facilitate quick repairs, and optimize energy consumption all contribute to improved efficiency and productivity in the industry.
- Q:How do monolithic refractories improve the quality and consistency of iron and steel products?
- Monolithic refractories play a crucial role in improving the quality and consistency of iron and steel products. These refractories are unshaped and can be easily molded and installed, providing several advantages over traditional brick refractories. Firstly, monolithic refractories offer better thermal insulation properties, ensuring effective heat management during the production process. By maintaining consistent and controlled temperatures, these refractories prevent thermal shocks and minimize thermal gradients, leading to reduced cracking and distortion in the final products. This results in improved dimensional stability and overall better quality. Furthermore, monolithic refractories have excellent resistance to thermal spalling and erosion. They can withstand high temperatures, chemical attacks, and mechanical stress, protecting the lining of the 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 provide a seamless lining. Unlike brick refractories, which have joints and gaps that can lead to heat loss and uneven distribution, monolithic refractories create 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. Monolithic refractories also 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 summary, monolithic refractories improve 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 enhance 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 improve the efficiency of ladle and tundish preheating furnaces?
- Monolithic refractories improve the efficiency of ladle and tundish preheating furnaces by providing superior insulation and heat retention properties. These refractories are designed to withstand high temperatures and reduce heat loss, ensuring that the furnaces reach and maintain the desired preheating temperatures more efficiently. Additionally, monolithic refractories offer excellent thermal shock resistance, preventing cracks and damage that can negatively impact furnace performance. Overall, the use of monolithic refractories in ladle and tundish preheating furnaces helps to optimize energy consumption and enhance the overall efficiency of the preheating process.
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RAMMING MIX REFRACTORY MATERIAL FOR INDUCTION FURNACE
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 kg
- Supply Capability:
- 100000000000000 kg/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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