Monolithic Refractories Slide Gate Plates for Ladle & Tundish

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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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Specifications

Ladle Sliding Plate
1.Competitive price
2.Manufacture
3.Worldwide customers
4.Long service life

Slide gate plate Information

Alumina-carbon slide gate plate is characterized by high strength, erosion resistance and good thermal shock resistance. They are preferred products for large/middle ladle and continuous casting tundish. They can meet the needs of different steel grades.

Features:

1. Tundish Slide Gate Plate
2. Tundish Slide Gate Plate with good performance
3.long service life
4.fit for tundish

5. original manufacturer with own r&d team
6. good reputation at home & abroad
7. with competitive price

Application

They are preferred products for large/middle ladle and continuous casting tundish. They can meet the needs of different steel grades.

Burned slide plate ladle refractory brick 1. Passed ISOcertified 2.have a good reputation on both domestic and oversea country

Physicochemical indexes :

ITEM	Al-C Slide Plate					Al-Zr-C Slide Plate
ITEM	70	75	80	85	86	70	75	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.,%≤	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 ≥	65	70	100	100	100	110	115	100

Q: How do monolithic refractories improve the efficiency of ladle and tundish preheating stations?: Crucial for enhancing the efficiency of ladle and tundish preheating stations, monolithic refractories are specifically designed to withstand high temperatures and thermal shocks, making them an ideal choice for preheating applications. One significant way in which monolithic refractories enhance efficiency is by offering excellent heat insulation. With low thermal conductivity, these refractories minimize heat loss from the preheating station to the surroundings. Consequently, the ladle or tundish preheating station retains more heat, resulting in faster and more efficient vessel heating. Furthermore, monolithic refractories possess outstanding heat retention properties. Once heated, these refractories can gradually store and release heat over time. This characteristic ensures a consistent and controlled heating process in the ladle or tundish preheating station. By maintaining a stable temperature, the refractories guarantee uniform vessel heating and prevent thermal shocks that could cause cracking or other damage. Moreover, monolithic refractories exhibit excellent resistance to chemical reactions and erosion caused by molten metals and slag. Ladles and tundishes frequently encounter corrosive environments, and the use of monolithic refractories protects against degradation and extends the lifespan of the preheating station. This durability reduces the need for frequent maintenance and replacement, resulting in cost savings and improved overall efficiency. To summarize, monolithic refractories enhance the efficiency of ladle and tundish preheating stations by providing exceptional heat insulation, heat retention, and resistance to chemical reactions. These properties lead to faster and more uniform heating, reduced heat loss, and increased preheating station durability. Ultimately, these advantages contribute to improved productivity and cost-effectiveness in the steelmaking process.

Q: What are the main applications of monolithic refractories in the iron and steel industry?: Monolithic refractories are widely used in the iron and steel industry for various applications such as lining furnaces, ladles, and tundishes. They provide excellent thermal insulation, high resistance to thermal shock, and resistance to chemical reactions with molten metal. These refractories help in maintaining consistent temperature and reducing heat loss, thereby ensuring efficient and cost-effective production processes in the iron and steel industry.

Q: Can monolithic refractories be used in electric arc furnaces and induction furnaces?: Yes, monolithic refractories can be used in both electric arc furnaces and induction furnaces. Monolithic refractories are versatile and can withstand the high temperatures and thermal shocks generated in these types of furnaces. They are often preferred due to their ease of installation, improved energy efficiency, and suitability for various furnace lining applications.

Q: How do monolithic refractories withstand the alkali attacks in cement kiln applications?: Monolithic refractories are able to withstand alkali attacks in cement kiln applications due to their unique composition and structure. These refractories are made from a single material, which allows for a more uniform and dense structure compared to traditional brick refractories. When exposed to alkali attacks in cement kilns, monolithic refractories form a protective layer on the surface which acts as a barrier against the corrosive alkali substances. This protective layer is typically formed by reactions between the alkali substances and the refractory material, resulting in the formation of a stable compound that is resistant to further attacks. Furthermore, monolithic refractories have high chemical resistance, which enables them to withstand the aggressive conditions inside cement kilns. They are designed to have low porosity, which prevents the penetration of alkali substances into the refractory material. This reduces the chances of alkali attacks and prolongs the service life of the refractory lining. In addition, monolithic refractories are often made from materials with high melting points, such as alumina, silica, and magnesia. These materials have excellent thermal stability, allowing the refractories to withstand the high temperatures in cement kilns without significant degradation. This thermal stability is crucial in preventing the formation of cracks and spalling, which can lead to alkali penetration and subsequent damage to the refractory lining. Overall, monolithic refractories are specifically engineered to resist alkali attacks in cement kiln applications by forming a protective layer, having high chemical resistance, and exhibiting excellent thermal stability. These properties make them an ideal choice for lining cement kilns and ensuring their long-term performance and durability.

Q: What are the key properties of gunning mixes used for monolithic refractory repairs?: Gunning mixes used for monolithic refractory repairs must possess several key properties. These include: 1. Exceptional durability: Gunning mixes should display outstanding resistance to thermal shock, abrasion, and chemical attack. This quality is crucial in ensuring that the repaired refractory material remains intact in the face of the harsh conditions prevalent in industrial furnaces and kilns. 2. High strength: Gunning mixes need to possess a significant compressive strength to provide structural integrity to the repaired refractory lining. This is particularly important in areas subjected to high mechanical stress or load. 3. User-friendly application: Gunning mixes should have favorable gunning properties, simplifying and streamlining the application process. They should be easily sprayed or gunned onto the surface requiring repair, resulting in a smooth and even coating. 4. Rapid setting and drying: Gunning mixes should boast a swift setting and drying time to minimize downtime during repairs. This ensures that the repaired refractory lining can be promptly reintroduced into service, reducing any potential production losses. 5. Excellent adhesion: Gunning mixes should demonstrate exceptional adhesion to the existing refractory material. This guarantees a strong bond between the new repair material and the old lining, preventing any potential delamination or separation. 6. Thermal stability: Gunning mixes should possess a high resistance to thermal cycling and temperature fluctuations. They should retain their structural integrity and mechanical properties even under extreme heat conditions. 7. Chemical compatibility: Gunning mixes should be chemically compatible with the materials they come into contact with, such as molten metals or corrosive gases. This ensures that the repaired refractory lining can withstand the corrosive effects of these substances. In summary, the essential properties of gunning mixes for monolithic refractory repairs revolve around providing durability, strength, easy application, rapid setting, good adhesion, thermal stability, and chemical compatibility. These properties guarantee that the repaired refractory lining can effectively endure the challenging operating conditions in industrial furnaces and kilns, thereby extending their lifespan and reducing maintenance costs.

Q: How do monolithic refractories improve the efficiency of ladle and tundish purging furnaces?: There are several ways in which monolithic refractories play a crucial role in enhancing the efficiency of ladle and tundish purging furnaces. To begin with, monolithic refractories possess outstanding thermal insulation properties, enabling them to retain heat within the furnace and minimize heat loss to the surroundings. This results in the furnaces being able to operate at higher temperatures, leading to improved efficiency. The higher temperatures facilitate better steel refining, faster heating and purging of the ladle and tundish, and overall increased productivity. Furthermore, monolithic refractories offer superior resistance to thermal shock. The continuous flow of molten metal in purging furnaces, particularly in ladles and tundishes, subjects the refractories to rapid heating and cooling cycles. Traditional refractories may crack or fail under such thermal cycling, resulting in reduced efficiency and additional downtime for repairs. However, monolithic refractories can withstand these extreme temperature changes, ensuring uninterrupted operation and minimizing the need for frequent maintenance. In addition, monolithic refractories exhibit excellent resistance to chemical attacks from molten metals and slag. During the purging process, ladles and tundishes come into contact with aggressive materials that can erode the refractory lining. Monolithic refractories are specifically designed to endure these harsh environments, preventing erosion and prolonging the lifespan of the furnaces. This resistance to chemical attacks not only enhances efficiency by minimizing refractory wear but also guarantees the production of high-quality steel with reduced impurities. Lastly, monolithic refractories offer great versatility in terms of installation and repair. Unlike traditional refractories that necessitate complex bricklaying techniques, monolithic refractories can be easily shaped and installed, enabling faster and more efficient lining construction. Additionally, monolithic refractories can be effortlessly repaired or patched, reducing downtime and ensuring continuous operation of the furnace. In conclusion, monolithic refractories significantly enhance the efficiency of ladle and tundish purging furnaces through their excellent thermal insulation, resistance to thermal shock and chemical attacks, as well as ease of installation and repair. These properties enable higher operating temperatures, reduced heat loss, increased productivity, and extended furnace lifespan, ultimately improving the overall efficiency and performance of the steelmaking process.

Q: How do monolithic refractories contribute to the safety of iron and steel operations?: Monolithic refractories play a crucial role in enhancing the safety of iron and steel operations. These refractories are made of a single, continuous material, which offers several benefits that contribute to the overall safety of the operations. Firstly, monolithic refractories provide excellent thermal insulation. They are designed to withstand high temperatures, preventing heat transfer to the surrounding environment. This insulation property helps in maintaining a safe working temperature for the operators, reducing the risk of burns or other heat-related injuries. Furthermore, monolithic refractories have high resistance to chemical attack. In iron and steel operations, various chemicals and molten metals are used, which can be corrosive and hazardous. The use of monolithic refractories as lining materials creates a protective barrier that resists the corrosive effects of these substances, preventing leaks and potential accidents. Another safety benefit is the ability of monolithic refractories to withstand mechanical stress. Steelmaking processes involve heavy machinery and equipment, which can exert significant pressure on the refractory linings. Monolithic refractories have excellent mechanical strength, which enables them to withstand these stresses and maintain their integrity. This prevents the risk of sudden failure or collapse, reducing the possibility of accidents and injuries due to falling debris. Additionally, monolithic refractories offer easy installation and repair. They can be applied as a castable or gunning material, allowing for quick and efficient lining of furnaces, ladles, and other equipment. This ease of installation reduces downtime during maintenance or repairs, minimizing the risk of accidents caused by delayed or prolonged shutdowns. In summary, monolithic refractories contribute to the safety of iron and steel operations through their excellent thermal insulation, resistance to chemical attack, ability to withstand mechanical stress, and ease of installation and repair. By providing a protective barrier, these refractories help in preventing injuries, maintaining a safe working environment, and minimizing the potential hazards associated with high temperatures, corrosive substances, and mechanical failures.

Q: How do monolithic refractories perform in electric arc furnace roof applications?: Monolithic refractories perform well in electric arc furnace roof applications due to their excellent thermal shock resistance, high temperature stability, and superior corrosion resistance. Additionally, monolithic refractories offer easy installation and maintenance, making them a reliable choice for electric arc furnace roofs.

Q: How do monolithic refractories contribute to energy efficiency in iron and steel manufacturing?: Monolithic refractories contribute to energy efficiency in iron and steel manufacturing through their superior insulation properties and ability to withstand high temperatures. These refractories minimize heat loss, reducing the energy required for heating and maintaining the desired temperature in the manufacturing process. Additionally, their durability and resistance to thermal shock help to extend the lifespan of furnaces and other equipment, reducing the need for frequent repairs or replacements, further enhancing energy efficiency.

Q: What are the common challenges faced by monolithic refractories in the iron and steel industry?: Some common challenges faced by monolithic refractories in the iron and steel industry include thermal shock resistance, erosion and abrasion resistance, chemical corrosion resistance, and the ability to withstand high temperatures and thermal cycling. These challenges arise due to the harsh operating conditions, such as extreme heat, rapid temperature changes, and exposure to corrosive chemicals, which can cause damage and reduce the lifespan of refractory materials.

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