Bio Ceramic Ball Water Treatment Monolithic Refractories for Iron and Steel Industry
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 500 m.t.
- Supply Capability:
- 3000 m.t./month
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Main Ingredients:
Tourmaline: 30%
Porcelain clay: 20%
High grade clay: 15-20%
Others: 30-35%
Main Features:
Amount of generating negative ions: 400500pc/s.cm3
Radiance of far infrared ray the wavelength is 225μm≥85%
PH of soaking water solution: 7.2-7.6
Insoluble, gradually releasing mineral substance
Instruction For Use:
Should wash with clean water for two times in the first, then can be directly used for treating drinking water. Keep from raining, and avoid moisture. Stored in dry place.
Note:
the highest using temperature is at 950
Description:
One kind of environmental protection and health care ball that is mainly made of the natural nonmetal mineral tourmaline, kaolin and high-grade clay by nanometer combination technology, special formula and agglomeration techniques, and used with the ceramic ball for activating, purifying and mineralizing drinking water.
Application :
For various types of water purifier, drinking water dispenser and water supply system and equipments, agriculture and industry, etc.
- Q: What are the key differences between acidic and basic monolithic refractories?
- The key differences between acidic and basic monolithic refractories lie in their chemical compositions and their behavior in different environments. Acidic monolithic refractories are primarily composed of acidic oxides such as silica (SiO2) or alumina (Al2O3). These materials have a high resistance to acidic environments and are commonly used in industries where they come into contact with acidic gases or liquids. Acidic refractories are characterized by their ability to withstand high temperatures and resist chemical erosion. They are generally not suitable for use in basic or alkaline conditions, as they can react with basic compounds and lose their effectiveness. On the other hand, basic monolithic refractories are composed of basic oxides such as magnesia (MgO) or dolomite (MgO-CaO). These materials have a high resistance to basic or alkaline environments and are commonly used in industries where they come into contact with basic compounds such as lime or cement. Basic refractories are characterized by their ability to withstand high temperatures and resist chemical erosion from basic compounds. They are generally not suitable for use in acidic conditions, as they can react with acidic compounds and lose their effectiveness. In terms of their physical properties, acidic monolithic refractories tend to have higher melting points and better thermal shock resistance compared to basic monolithic refractories. This is due to the higher melting points of acidic oxides and their ability to form stable silicate or aluminate structures at high temperatures. On the other hand, basic monolithic refractories generally have higher density and better resistance to penetration by molten materials. In conclusion, the key differences between acidic and basic monolithic refractories lie in their chemical compositions and their behavior in different environments. Acidic refractories are suitable for acidic conditions, have higher melting points, and better thermal shock resistance, while basic refractories are suitable for basic conditions, have higher density, and better resistance to penetration by molten materials.
- Q: What are the specific requirements of monolithic refractories for blast furnace applications?
- Monolithic refractories used in blast furnace applications have specific requirements to withstand the harsh conditions and high temperatures within the furnace. Some of these requirements include: 1. Thermal stability: Monolithic refractories need to have excellent thermal stability to withstand the extreme temperatures encountered in blast furnaces. They should resist thermal shock and maintain their physical and chemical properties at high temperatures. 2. High strength: Blast furnace conditions exert significant pressure and mechanical stress on refractory linings. Therefore, monolithic refractories need to have high strength and resistance to mechanical wear to withstand the weight of the burden and the movement of materials inside the furnace. 3. Chemical resistance: Blast furnace environments are highly corrosive due to the presence of molten metals, slag, and gases. Monolithic refractories should exhibit excellent chemical resistance to prevent chemical reactions with the molten material and gases, which can lead to refractory degradation. 4. Erosion and abrasion resistance: The materials being processed in a blast furnace can cause erosion and abrasion, leading to wear of the refractory lining. Monolithic refractories used in blast furnaces should be able to withstand these erosive and abrasive forces to ensure a longer service life. 5. Low porosity: Blast furnace refractories should have low porosity to minimize the penetration of molten materials and gases, which can cause refractory spalling and damage. Low porosity also helps in maintaining the thermal stability and overall performance of the refractory lining. 6. Dense structure: The refractory lining in a blast furnace should have a dense structure to prevent the penetration of molten slag and metal into the lining, which can cause refractory failure. A dense structure also aids in the refractory's heat insulation properties. 7. Easy installation: Blast furnace refractories need to be easily installed and repaired due to the frequent maintenance and repair requirements of blast furnaces. Monolithic refractories offer the advantage of easy installation, as they can be cast, gunned, or sprayed onto the refractory surface, allowing for quick repairs and reduced downtime. Overall, the specific requirements of monolithic refractories for blast furnace applications include thermal stability, high strength, chemical resistance, erosion and abrasion resistance, low porosity, dense structure, and easy installation. Meeting these requirements ensures the durability and efficiency of the refractory lining, leading to improved blast furnace performance.
- Q: How do monolithic refractories contribute to the reduction of heat loss in iron and steel plants?
- Monolithic refractories play a crucial role in reducing heat loss in iron and steel plants through their high thermal insulation properties. These refractories are designed to withstand extreme temperatures and provide excellent resistance to thermal shock and erosion. By lining the walls, roofs, and floors of various equipment and structures in the plants, monolithic refractories help to create a barrier that prevents heat from escaping into the surrounding environment. This insulation not only conserves energy but also ensures efficient heat transfer within the plant, leading to improved productivity and cost-effectiveness.
- Q: What are the factors influencing the choice of monolithic refractories for different furnace types?
- The choice of monolithic refractories for different furnace types is influenced by various factors that need to be considered in order to ensure optimal performance and efficiency. These factors include the operating temperature, type of heat transfer mechanism, chemical composition of the furnace atmosphere, thermal cycling, mechanical stresses, and specific application requirements. One of the primary factors to consider is the operating temperature of the furnace. Different monolithic refractories have different temperature limits, and it is crucial to select a refractory material that can withstand the specific temperature range of the furnace without significant degradation or failure. For high-temperature applications, materials like alumina, magnesia, and silica are commonly used due to their excellent thermal stability. The type of heat transfer mechanism is another important consideration. Furnaces can use various methods to transfer heat, such as radiation, conduction, or convection. Each of these mechanisms may require different refractory properties. For example, radiation-dominated furnaces may require a refractory material with high thermal conductivity to efficiently transfer heat, while convection-dominated furnaces may require a material with good resistance to gas flow erosion. The chemical composition of the furnace atmosphere is also a crucial factor. Depending on the process being carried out in the furnace, the atmosphere may contain highly corrosive gases or chemicals. In such cases, it is essential to select a monolithic refractory that is resistant to chemical attack and can maintain its structural integrity in the presence of aggressive substances. Thermal cycling, which involves repeated heating and cooling cycles, is another factor influencing the choice of monolithic refractories. Some refractory materials may be prone to thermal shock or spalling when subjected to rapid temperature changes. In contrast, others may have better resistance to thermal cycling, making them more suitable for applications that involve frequent temperature variations. Mechanical stresses, such as load or vibration, can also impact the choice of refractories. Furnaces that experience mechanical stresses require materials with good mechanical strength and resistance to abrasion. Refractory materials like silicon carbide or zirconia may be preferred in such cases due to their high strength and toughness. Lastly, specific application requirements should be considered when selecting monolithic refractories. Factors such as installation method, ease of maintenance, availability, and cost-effectiveness may influence the choice of refractory material. In summary, the choice of monolithic refractories for different furnace types is influenced by the operating temperature, heat transfer mechanism, chemical composition of the furnace atmosphere, thermal cycling, mechanical stresses, and specific application requirements. Considering these factors is essential to ensure the longevity, performance, and efficiency of the refractory lining in various furnace applications.
- Q: What are the considerations for repairing and relining monolithic refractories?
- When repairing and relining monolithic refractories, there are several key considerations that need to be taken into account. First and foremost, it is crucial to assess the extent of the damage or deterioration in order to determine the appropriate repair method. Factors such as the type of refractory material, the operating conditions, and the expected service life must be considered. Additionally, it is essential to select the right refractory material for the repair or relining process. This involves evaluating the temperature range, chemical resistance, thermal conductivity, and mechanical properties of the refractory material to ensure it is compatible with the specific application. Another important consideration is the proper preparation of the surface before applying the repair material. This may involve removing any loose or damaged refractory, cleaning the surface thoroughly, and creating a suitable bonding surface to ensure optimal adhesion. Furthermore, the application technique and curing process of the repair material should be carefully followed to achieve the desired performance and durability. This may involve proper mixing, application thickness, drying time, and temperature control. Lastly, it is crucial to conduct regular inspections and maintenance to identify any signs of deterioration or damage early on. This proactive approach will help prevent major repairs or relining in the future and prolong the overall lifespan of the monolithic refractories.
- Q: How do monolithic refractories withstand the mechanical impacts in furnace door applications?
- Monolithic refractories have been specially designed to endure the mechanical impacts experienced in furnace door applications as a result of their unique properties and composition. These refractories are manufactured from a solitary piece of material, which eliminates the necessity for joints or seams that are susceptible to cracking or failure under mechanical stress. An essential characteristic of monolithic refractories is their elevated density, which grants them exceptional strength and resistance against mechanical impacts. Their compact structure makes them less prone to cracking or fracturing when exposed to sudden or repeated impacts, such as the opening or closing of a furnace door. Along with their density, monolithic refractories also possess substantial tensile strength and toughness. These qualities enable them to absorb and disperse the energy from mechanical impacts, reducing the likelihood of damage or failure. This is particularly crucial in furnace door applications, where the refractories are constantly subjected to the stress of door movement. Moreover, monolithic refractories frequently incorporate additives or bonding agents that enhance their mechanical properties. These additives may consist of fibers or aggregates that fortify the structure and improve impact resistance. They can also enhance the refractory's ability to endure thermal cycling, which is common in furnace door applications. Overall, monolithic refractories are meticulously engineered to withstand the mechanical impacts encountered in furnace door applications. Their dense composition with high strength, combined with the utilization of additives and bonding agents, guarantees their durability and longevity in these demanding environments.
- Q: What are the different types of monolithic refractories used in the iron and steel industry?
- The iron and steel industry relies on various types of monolithic refractories for their exceptional thermal resistance, strength, and durability. These refractories are crucial in withstanding extreme temperatures and harsh conditions in a range of applications. Firstly, there are castables, which are precast refractory materials that form a slurry when mixed with water. This slurry is then poured or cast into molds. Castables are widely used in the iron and steel industry to line ladles, tundishes, and furnaces due to their high strength and resistance to thermal shock. Another type is ramming mass, which is used to line induction furnaces and melting units. It is composed of refractory aggregates, binders, and additives. Ramming mass is applied by ramming or tamping it into place, creating a dense lining capable of withstanding high temperatures and chemical attacks. Gunning mix is a refractory material applied using a pneumatic gunning machine. It is particularly useful for repairing or lining various areas of furnaces, especially during hot repairs. Gunning mix consists of refractory aggregates, binders, and additives that are sprayed onto the lining surface and then compacted. Plastic refractories, on the other hand, are mixtures of refractory aggregates and binders with high plasticity. They can be easily molded or shaped, making them ideal for repairing or patching refractory linings in the iron and steel industry. Plastic refractories are typically applied by hand or with a trowel and are suitable for both hot and cold applications. Lastly, refractory mortars are used for jointing or repairing refractory bricks or other monolithic refractories. They are composed of refractory powders, binders, and water. Mortars provide excellent adhesion between bricks or monolithic materials, ensuring a strong and durable lining in furnaces, ladles, and other high-temperature equipment. These various types of monolithic refractories are indispensable in the iron and steel industry. They provide reliable and long-lasting linings, ensuring efficient operations and minimizing downtime.
- Q: How do monolithic refractories perform in high-temperature environments?
- Monolithic refractories perform exceptionally well in high-temperature environments due to their ability to withstand extreme heat without significant deformation or structural damage. They exhibit excellent thermal conductivity, resistance to thermal shock, and maintain their strength and integrity even at elevated temperatures. This makes them ideal for applications such as kilns, furnaces, and other industrial processes where consistent and reliable performance at high temperatures is crucial.
- Q: How do monolithic refractories contribute to the reduction of heat loss in ladles and tundishes?
- Monolithic refractories play a crucial role in reducing heat loss in ladles and tundishes. These refractories are designed to provide excellent thermal insulation properties, which help to minimize the transfer of heat from the molten metal to the surrounding environment. One of the key factors contributing to heat loss in ladles and tundishes is conduction, where heat is transferred through direct contact with the refractory lining. Monolithic refractories are specifically engineered to have low thermal conductivity, meaning they are efficient at reducing heat transfer through conduction. This helps to maintain the desired temperature of the molten metal for longer periods, ultimately reducing energy consumption and improving overall process efficiency. Furthermore, monolithic refractories also aid in reducing heat loss through radiation. These refractories have high emissivity, which means they emit a significant amount of thermal radiation. This emitted radiation helps to create a heat shield around the molten metal, preventing the loss of heat to the surroundings. By effectively trapping the radiant heat, monolithic refractories contribute to maintaining the desired temperature in ladles and tundishes, thereby minimizing heat loss. In addition to their thermal insulation properties, monolithic refractories also offer excellent resistance to thermal shock and mechanical stress, ensuring they remain intact and functional in the harsh operating conditions of ladles and tundishes. This durability further contributes to the reduction of heat loss by preventing any cracks or gaps in the refractory lining that could facilitate heat transfer. In summary, monolithic refractories significantly contribute to the reduction of heat loss in ladles and tundishes by minimizing heat transfer through conduction and radiation. Their thermal insulation properties, combined with their resistance to thermal shock and mechanical stress, help to maintain the desired temperature of the molten metal, improve energy efficiency, and enhance the overall performance of these metallurgical vessels.
- Q: How do monolithic refractories help in improving the quality of iron and steel products?
- Monolithic refractories play a crucial role in improving the quality of iron and steel products in several ways. Firstly, these refractories are used to line the furnaces and other high-temperature equipment in the iron and steel industry. By providing a high level of thermal insulation, monolithic refractories help maintain a consistent and controlled temperature inside the furnace, ensuring efficient heating and melting of metals. The use of monolithic refractories also helps in reducing heat loss, thereby increasing the energy efficiency of the process. This not only saves costs 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 can affect the quality of the iron and steel products. Moreover, monolithic refractories possess excellent resistance to chemical reactions, corrosion, and erosion caused by molten metals, slag, and other harsh substances. This resistance helps to maintain the integrity of the refractory lining, preventing contamination of the iron and steel products by unwanted impurities. As a result, the quality of the final products, such as steel bars, sheets, or pipes, is improved, meeting the desired specifications and industry standards. Another advantage of monolithic refractories is their ability to provide a smooth and clean lining surface. This smoothness minimizes the adherence of slag, molten metal, and other by-products, reducing the risk of defects and ensuring a higher-quality finish for the iron and steel products. The clean lining surface also facilitates easy maintenance and cleaning, allowing for efficient and effective operations. In summary, monolithic refractories contribute significantly 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 smooth and clean 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.
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Bio Ceramic Ball Water Treatment Monolithic Refractories for Iron and Steel Industry
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 500 m.t.
- Supply Capability:
- 3000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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