$Monolithic Refractories Upper & Lower Nozzles for Ladle in Iron and Steel Industry System 1$
$Monolithic Refractories Upper & Lower Nozzles for Ladle in Iron and Steel Industry System 2$

$Monolithic Refractories Upper & Lower Nozzles for Ladle in Iron and Steel Industry$

$Monolithic Refractories Upper & Lower Nozzles for Ladle in Iron and Steel Industry System 1$

$Monolithic Refractories Upper & Lower Nozzles for Ladle in Iron and Steel Industry System 2$

Monolithic Refractories Upper & Lower Nozzles for Ladle in Iron and Steel Industry

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 10 set

Supply Capability:: 50000 set/month

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$Monolithic Refractories High Performance & Temperature Ladle Sliding Gate for Iron and Steel Industry$

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Product Description:

1)High Temperature Burnt Slide Plate

This product adopts tabular alumina, carbonaceous material and zirconia-containing material as main raw materials, adds in high performance antioxidants, uses phenolic resin as binder, formed under high-pressure and burned under high temperature. Mainly used in large and medium-sized ladle.

Physical and chemical properties:

Chemical and Physical Properties	Al-C Slide Gate Plate					Al-Zr-C Slide Gate Plate
Chemical and Physical Properties	LQSP-70	LQSP -75	LQSP -80	LQSP -85	LQSP -86	LQSP -70	LQHSP-75	LQHSP -77
Al₂O₃,%	70	75	80	85	86	70	75	77
C,%	7	7	5	5	4	7	7	7
ZrO₂,%	-	-	-	-	-	6	6	2.5
A.P.,% max	10	10	10	10	7	10	10	10
B.D.,g/cm³	2.8	2.9	2.9	3.0	2.95	3.00	3.05	2.90
C.C.S., MPa min	65	70	100	100	100	110	115	100

2) Low Temperature Burnt Slide Plate

Tabular alumina, zirconia-containing material and spinel as major raw materials, adding in special metal, using phenolic resin as binder, being burned under low temperature during producing process. Mainly used in small and medium-sized ladles.

Physical and chemical properties:

Chemical and Physical Properties	Low Temperature Burnt Slide Gate Plate
Chemical and Physical Properties	LQLTSP-70	LQLTSP-75	LQLTSP-80	LQLTSP-85	LQLTSP-86
Al₂O₃,% min	70	75	80	85	86
C,%	≥5	≥5	≥5	≥4	4
A.P.,% max	10	10	10	8	7
B.D.,g/cm	2.9	2.95	3.00	3.10	2.95
C.C.S., MPa ≥	90	90	100	120	100

3) Unburned Slide Plate

Without being burned, tar impregnated and distilled, simple processing. Mainly used in small and medium-sized ladles.

Physical and chemical properties:

Chemical and Physical Properties	Al-C Slide Gate Plate
Chemical and Physical Properties	LQUSP-70	LQUSP-75	LQUSP-80	LQUSP-85	LQUSP-86
Al₂O₃,%	70	75	80	85	86
C,%	7	7	5	5	4
A.P.,% max	10	10	8	10	7
B.D. g/cm³ min	2.8	2.9	3.0	3.0	2.95
C.C.S., MPa min	65	70	100	100	100

Q: How do monolithic refractories withstand the chemical attacks in copper smelting applications?: Due to their unique properties and composition, monolithic refractories are capable of enduring chemical attacks in copper smelting applications. These refractories are specifically engineered to resist the harsh and corrosive environment found in copper smelting processes. To begin with, monolithic refractories are crafted from high-quality materials such as alumina, silica, and magnesia. These materials possess high melting points and chemical stability. Carefully selected, they are able to withstand the corrosive effects of copper smelting, including the presence of sulfur compounds and acidic gases. The refractory's composition also includes various additives and bonding agents that enhance its resistance to chemical attacks. In addition, monolithic refractories exhibit exceptional thermal shock resistance. This means they can withstand rapid temperature changes without cracking or spalling. In copper smelting applications, where extreme temperatures are involved, this refractory quality is crucial in preventing the formation of cracks and ensuring long-term performance. Furthermore, monolithic refractories possess a dense and compact structure. This structure serves as an effective barrier against the infiltration of molten copper and other corrosive substances. By preventing the penetration of chemical attacks, the refractory lining's durability and longevity are ensured. Moreover, monolithic refractories offer superior erosion resistance. This is particularly important in copper smelting applications, where high-velocity gases and flows of molten metal can cause erosion of the refractory lining. The refractory's erosion resistance prevents the degradation of the lining and maintains its structural integrity. In conclusion, monolithic refractories are specially designed to withstand the chemical attacks encountered in copper smelting applications. Through the use of high-quality materials, the incorporation of additives, and the possession of excellent thermal shock resistance, density, and erosion resistance, these refractories provide a reliable and durable lining that can endure the harsh conditions of copper smelting processes.

Q: How do monolithic refractories withstand high temperatures and thermal cycling?: Monolithic refractories, with their unique composition and structural characteristics, are designed to endure high temperatures and thermal cycling. To begin with, these refractories are composed of high-quality raw materials like alumina, silica, and magnesia. These materials possess exceptional thermal properties, including high melting points and low thermal conductivity. Consequently, they can maintain their strength and integrity even in extreme temperatures. Additionally, monolithic refractories are engineered to have a dense and compact microstructure. This dense structure prevents the infiltration of heat and gases, minimizing thermal shock and crack formation. Moreover, the compact microstructure enhances the refractory's thermal conductivity, allowing it to efficiently distribute and dissipate heat. Furthermore, special additives and bonding agents are often incorporated into monolithic refractories to enhance their resistance to thermal cycling. These additives improve the refractory's thermal expansion properties, enabling it to expand and contract without cracking or spalling during rapid temperature changes. Some bonding agents also provide flexibility to the refractory, allowing it to withstand thermal stresses without compromising its structural integrity. In addition to these inherent characteristics, proper installation techniques are crucial for the refractory's ability to withstand high temperatures and thermal cycling. Careful application and curing ensure uniformity and minimize the development of internal stresses. Adequate curing and heat treatment processes create a strong and durable bond between the refractory and the substrate, enhancing its resistance to thermal shock and cyclic thermal loading. In summary, the composition, microstructure, and installation techniques of monolithic refractories work together to enable them to withstand high temperatures and thermal cycling. These factors result in excellent thermal conductivity, resistance to thermal shock, and the ability to expand and contract without compromising the refractory's structural integrity.

Q: How do monolithic refractories withstand the corrosive environments in steelmaking processes?: Monolithic refractories are able to withstand corrosive environments in steelmaking processes due to their unique properties and composition. First and foremost, monolithic refractories are known for their high resistance to temperature and thermal shock. Steelmaking processes involve extremely high temperatures, sometimes reaching up to 1700 degrees Celsius. Monolithic refractories are designed to withstand these extreme temperatures without losing their structural integrity. Additionally, monolithic refractories have excellent chemical resistance. The corrosive environments in steelmaking processes often consist of aggressive chemicals such as molten metal, slag, and gases like carbon monoxide and sulfur dioxide. Monolithic refractories are made from materials that are resistant to these chemicals, preventing them from reacting and causing corrosion. Moreover, monolithic refractories have a dense and homogeneous structure. This helps to prevent the penetration of corrosive agents into the refractory material, further enhancing its resistance to corrosion. The dense structure also minimizes the formation of cracks and fissures, which can act as pathways for corrosive agents to infiltrate the refractory. Furthermore, monolithic refractories are often made from materials with high refractoriness, such as alumina, magnesia, and silica. These materials have high melting points, which makes them more resistant to the extreme temperatures in steelmaking processes. They also have low thermal conductivity, which helps to minimize heat transfer and reduce the risk of thermal damage to the refractory. Lastly, monolithic refractories are often designed with specific additives and binders that enhance their resistance to corrosion. These additives can include materials like zircon, chrome, or graphite, which provide additional protection against the corrosive environment. In conclusion, monolithic refractories withstand the corrosive environments in steelmaking processes through their high resistance to temperature and thermal shock, excellent chemical resistance, dense and homogeneous structure, high refractoriness, and the use of specific additives and binders. These properties and characteristics make monolithic refractories an ideal choice for withstanding the harsh conditions of steelmaking processes and ensuring the longevity and efficiency of the refractory lining.

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 withstand high temperatures in iron and steel production?: Monolithic refractories are able to withstand high temperatures in iron and steel production due to their composition and unique properties. These refractories are made from a single, continuous material, which eliminates the need for joints or seams that could weaken under extreme heat. Additionally, they have high thermal conductivity and low thermal expansion, allowing them to effectively absorb and distribute the intense heat in the production process without cracking or breaking. Furthermore, monolithic refractories are highly resistant to chemical corrosion and erosion, which is crucial in the harsh environment of iron and steel production. Overall, the combination of these factors enables monolithic refractories to withstand the extreme temperatures involved in iron and steel production.

Q: How do monolithic refractories contribute to the overall safety of iron and steel operations?: Monolithic refractories play a crucial role in ensuring the overall safety of iron and steel operations by providing several important benefits. Firstly, monolithic refractories are known for their high thermal insulation properties, which means they can effectively withstand extreme temperatures and prevent heat loss. This is particularly important in iron and steel operations, where high temperatures are involved in various processes such as melting, casting, and heat treatment. By minimizing heat loss, monolithic refractories help in maintaining a stable temperature environment, reducing the risk of accidents and ensuring the safety of personnel. Secondly, monolithic refractories offer excellent resistance to chemical attacks. In iron and steel operations, various chemicals and gases are present that can corrode and deteriorate the lining of furnaces, ladles, and other equipment. By providing a protective barrier, monolithic refractories prevent the penetration of these corrosive substances, thus extending the lifespan of the equipment and reducing the likelihood of failures or leaks that could pose safety hazards. Additionally, monolithic refractories are known for their structural integrity and high mechanical strength. In iron and steel operations, heavy loads and stresses are common, especially during the handling and movement of molten metal and raw materials. Monolithic refractories can withstand these stresses without cracking or collapsing, ensuring the structural stability of the equipment and minimizing the risk of accidents or equipment failure. Furthermore, monolithic refractories offer excellent thermal shock resistance. During iron and steel operations, sudden temperature changes can occur due to the introduction of cold materials or liquids into hot equipment. This thermal shock can cause cracking and spalling of the refractory lining, which can compromise the safety and efficiency of the operation. Monolithic refractories, with their ability to withstand thermal shock, help in minimizing the risk of unexpected failures and maintaining the overall safety of the operation. In conclusion, monolithic refractories contribute significantly to the overall safety of iron and steel operations by providing high thermal insulation, chemical resistance, structural integrity, and thermal shock resistance. By ensuring a stable temperature environment, protecting against chemical attacks, withstanding heavy loads, and resisting thermal shock, monolithic refractories help in preventing accidents, equipment failures, and potential hazards, thus creating a safer working environment for personnel in the iron and steel industry.

Q: What are the different types of monolithic refractories used in the iron and steel industry?: In the iron and steel industry, several types of monolithic refractories are used due to their excellent thermal resistance, high strength, and durability. These refractories are essential in various applications to withstand extreme temperatures and harsh conditions. The different types of monolithic refractories commonly used in the iron and steel industry include: 1. Castables: These are precast refractory materials that are mixed with water to form a slurry, which is then poured or cast into molds. Castables are widely used in iron and steel industries for lining ladles, tundishes, and other furnaces due to their high strength and excellent resistance to thermal shock. 2. Ramming Mass: Ramming mass is a refractory material that is used for lining induction furnaces and other melting units. It is made up of refractory aggregates, binders, and additives. Ramming mass is applied by ramming or tamping it into place, forming a dense lining that can withstand high temperatures and chemical attacks. 3. Gunning Mix: Gunning mix is a refractory material that is applied using a pneumatic gunning machine. It is used for repairing or lining various areas of furnaces and is particularly useful for hot repairs. Gunning mix consists of refractory aggregates, binders, and additives, which are sprayed onto the lining surface and then compacted. 4. Plastic Refractories: Plastic refractories are mixtures of refractory aggregates and binders that have a high plasticity and can be easily molded or shaped. They are used for repairing or patching refractory linings in iron and steel industries. Plastic refractories are typically applied by hand or using a trowel and are suitable for both hot and cold applications. 5. Mortars: Refractory mortars are used for jointing or repairing refractory bricks or other monolithic refractories. They are made up 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 different types of monolithic refractories play a vital role in the iron and steel industry by providing reliable and long-lasting linings, ensuring efficient operations and minimizing downtime.

Q: What are the main factors affecting the abrasion resistance of monolithic refractories?: The main factors affecting the abrasion resistance of monolithic refractories can be categorized into three key aspects: material composition, microstructure, and service conditions. Firstly, material composition plays a crucial role in determining the abrasion resistance of monolithic refractories. The choice of raw materials, such as aggregates and binders, directly influences the overall hardness, strength, and wear resistance of the refractory. For instance, high-alumina refractories, which contain a high percentage of alumina as the main component, tend to exhibit excellent abrasion resistance due to the hardness and toughness of alumina. Conversely, refractories with a high proportion of softer materials like clay or magnesia may have lower abrasion resistance. Secondly, the microstructure of monolithic refractories greatly affects their ability to withstand abrasion. The distribution and orientation of aggregates, as well as the bond strength between the particles and the matrix, play significant roles in determining the resistance to wear. A well-distributed and interconnected network of aggregates can enhance the refractory's strength and resistance to abrasion. Additionally, a dense and well-sintered matrix can inhibit the penetration of abrasive particles, thereby reducing wear. Lastly, the service conditions in which the monolithic refractories are exposed to are crucial factors in determining their abrasion resistance. Factors such as temperature, atmosphere, and mechanical stress can significantly impact the wear behavior of refractories. High temperatures can cause thermal expansion and contraction, leading to cracks and spalling, which can accelerate abrasion. The presence of corrosive gases or chemicals can also deteriorate the refractory's microstructure, reducing its resistance to wear. Furthermore, mechanical stress from impact or friction can cause localized wear and damage the refractory. In conclusion, the main factors affecting the abrasion resistance of monolithic refractories include material composition, microstructure, and service conditions. By carefully selecting the appropriate raw materials, optimizing the microstructure, and considering the specific service conditions, it is possible to enhance the abrasion resistance of monolithic refractories and improve their overall performance in high-wear applications.

Q: How do monolithic refractories resist corrosion and erosion in the iron and steel industry?: To combat corrosion and erosion in the iron and steel industry, monolithic refractories are designed with a combination of composition and application techniques. Firstly, the composition includes high-quality raw materials like alumina, magnesia, and silica, which possess exceptional resistance to corrosion and erosion. For example, alumina can withstand high temperatures and chemical attacks, making it an ideal choice for protecting against the corrosive nature of the industry. Additionally, the application techniques used in installing monolithic refractories are crucial for their resistance. These techniques, such as gunning, ramming, or casting, ensure a tight and seamless bond between the refractory and the steel structure, reducing the chances of corrosion and erosion. Furthermore, monolithic refractories can be tailored to meet the specific needs of different parts of the iron and steel industry. For areas exposed to molten metal, refractories with high thermal conductivity and resistance to chemical attack are utilized. This customization enhances the refractory's effectiveness in resisting corrosion and erosion. Moreover, monolithic refractories often incorporate additives or binders to further enhance their resistance. These additives provide extra protection against chemical attacks from molten metal or corrosive gases, making the refractory even more durable in harsh conditions. In summary, monolithic refractories effectively resist corrosion and erosion in the iron and steel industry due to their composition, application techniques, customization, and the inclusion of additives. By combining these factors, these refractories ensure the longevity and efficiency of steel structures in the challenging environments of the industry.

Q: What are the advantages of using monolithic refractories in the iron and steel industry?: There are several advantages of using monolithic refractories in the iron and steel industry. Firstly, monolithic refractories offer excellent thermal insulation properties. This means that they are able to withstand and retain high temperatures, which is crucial in the iron and steel manufacturing process. The ability to withstand extreme heat ensures that the refractories maintain their structural integrity, reducing the risk of failure and maintaining operational efficiency. Secondly, monolithic refractories have superior corrosion resistance. In the iron and steel industry, where materials are exposed to harsh chemicals and corrosive agents, the use of monolithic refractories helps to protect the equipment and structures from degradation. This not only extends the lifespan of the refractories but also reduces maintenance costs and downtime. Another advantage of monolithic refractories is their versatility. Unlike traditional refractory bricks, which are rigid and require skilled labor for installation, monolithic refractories can be cast or sprayed into various shapes and sizes. This flexibility allows for easier installation and customization, resulting in better lining design and improved performance. Additionally, monolithic refractories can be easily repaired or patched in case of damage, minimizing production disruptions. Furthermore, monolithic refractories have excellent mechanical strength and abrasion resistance. In the iron and steel industry, where materials are constantly being moved and processed, the refractories must be able to withstand mechanical stresses and abrasion. Monolithic refractories provide the necessary strength and resistance, ensuring that they can withstand the rigors of the industry without compromising performance. Lastly, the use of monolithic refractories in the iron and steel industry can lead to cost savings. Due to their versatility and ease of installation, monolithic refractories require less labor and time for installation, resulting in reduced installation costs. Additionally, their longer lifespan and resistance to corrosion and thermal shock minimize the need for frequent replacements, reducing maintenance and downtime costs. In conclusion, the advantages of using monolithic refractories in the iron and steel industry include excellent thermal insulation, corrosion resistance, versatility, mechanical strength, and cost savings. These benefits make monolithic refractories an ideal choice for lining furnaces, ladles, and other equipment used in the production of iron and steel.

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