$Monolithic Refractories Zirconia Slide Gate Nozzle for Iron and Steel Industry System 1$
$Monolithic Refractories Zirconia Slide Gate Nozzle for Iron and Steel Industry System 2$
$Monolithic Refractories Zirconia Slide Gate Nozzle for Iron and Steel Industry System 3$

$Monolithic Refractories Zirconia Slide Gate Nozzle for Iron and Steel Industry$

$Monolithic Refractories Zirconia Slide Gate Nozzle for Iron and Steel Industry System 1$

$Monolithic Refractories Zirconia Slide Gate Nozzle for Iron and Steel Industry System 2$

$Monolithic Refractories Zirconia Slide Gate Nozzle for Iron and Steel Industry System 3$

Monolithic Refractories Zirconia Slide Gate Nozzle for Iron and Steel Industry

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 1000 m.t.

Supply Capability:: 100000 m.t./month

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Item B60,B50,C40type	Al-C Slide Gate	Al-Zr-C Slide Gate
AlC-70	AlC -75	AlC -80	AlC-85	AlC -86	AlZrC -70	AlZrC-75	AlZrC -77
Al2O3,%	70	75	80	85	86	70	75	77
C+SiC,%	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

Item B60,B50,C40type	Al-C Slide Gate
AlC-70A	AlC-75A	AlC-80A	AlC-85A	AlC-86A
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

Item	ZN- 65	ZN- 70	ZN- 75	ZN- 80	ZN- 85	ZN- 90	ZN- 93A	ZN- 93B	ZN- 93C	ZN- 93D	ZN- 95A	ZN- 95B	ZN- 96
ZrO2(%)	≥65	≥70	≥75	≥80	≥85	≥90	≥93	≥93	≥93	≥93	≥95	≥95	≥96
Bulk density (g/cm3)	≥3.8	≥3.8	≥3.9	≥4.0	≥4.1	≥4.3	≥5.1	≥4.9	≥4.7	≥4.4	≥4.6	≥5.2	≥5.2
Apparent Porosity(%)	≤23	≤22	≤22	≤20	≤20	≤20	≤13	≤15	≤18	≤20	≤20	≤9	≤5.6
Thermal shock resistance (cycles)(1100℃,water cooling)	>5	>5	>5	>5	>5	>5	>5	>5	>5	>5	>5	>8	>10

FAQ

We have organized several common questions for our clients，may help you sincerely：

①How about your company？

A world class manufacturer & supplier of castings forging in carbon steel and alloy steel，is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.

②How to guarantee the quality of the products？

We have established the international advanced quality management system，every link from raw material to final product we have strict quality test；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

Q: What are the quality control measures for monolithic refractories in the iron and steel industry?: In the iron and steel industry, the quality control measures for monolithic refractories are essential to ensure the efficiency and safety of the production process. These measures involve various inspections and tests throughout the manufacturing and installation stages. Firstly, the raw materials used for monolithic refractories undergo rigorous testing. This includes analyzing the chemical composition, particle size distribution, and impurity content. These tests ensure that the ingredients meet the required specifications and are suitable for the intended application. During the production process, quality control measures focus on monitoring the mixing and blending of the materials. This ensures a homogeneous mixture and avoids any inconsistencies in the final product. The density and viscosity of the refractory castables or plastics are also checked to maintain the desired physical properties. Once the monolithic refractories are manufactured, they undergo several tests to evaluate their performance characteristics. These tests can include determining the cold crushing strength, modulus of rupture, and thermal conductivity. These properties are critical to ensure the refractories can withstand the extreme temperatures and mechanical stress present in the iron and steel industry. In addition to laboratory testing, quality control measures involve on-site inspections during installation. This includes verifying the correct application techniques, such as proper vibration, curing, and drying procedures. It is important to ensure that the monolithic refractories are applied correctly to achieve optimal performance and longevity. Furthermore, regular sampling and monitoring of the refractories' performance during operation are carried out. This allows for the detection of any signs of degradation or wear, enabling proactive maintenance and replacement before any significant issues arise. Overall, the quality control measures for monolithic refractories in the iron and steel industry involve comprehensive testing, monitoring, and inspection procedures. These measures aim to guarantee the reliability, durability, and efficiency of the refractories, ultimately contributing to the smooth operation of the iron and steel production processes.

Q: How do monolithic refractories resist chemical corrosion in iron and steel applications?: Monolithic refractories resist chemical corrosion in iron and steel applications through their inherent properties and composition. They are designed to have high chemical stability and resistance to react with molten metals, slag, and other corrosive substances present in these applications. Additionally, monolithic refractories are usually formulated with specific additives and binders that enhance their resistance to chemical attack. This combination of properties and composition allows them to withstand the aggressive environment of iron and steel applications without significant degradation or corrosion.

Q: What are the key properties of monolithic refractories?: Monolithic refractories, which lack a definite form like bricks or tiles, are a type of refractory material. They are typically composed of a mixture of aggregates, binders, and additives that can be easily molded and installed in various industrial applications. The main characteristics of monolithic refractories include: 1. Exceptional heat resistance: Designed to endure extremely high temperatures, monolithic refractories are suitable for industries such as steel, cement, glass, and petrochemicals. They can maintain their strength and structural integrity even at temperatures exceeding 3000 degrees Fahrenheit. 2. Ability to withstand thermal shock: Monolithic refractories possess the capacity to resist sudden temperature changes, which can cause cracking or damage to the refractory. This property is crucial in environments where rapid heating or cooling occurs, such as furnaces or kilns. 3. Resistance to chemical attack: Monolithic refractories display excellent resistance to corrosion from molten metals, slag, gases, and other harsh substances. This makes them ideal for environments where contact with acidic or alkaline materials is common. 4. Low porosity: Monolithic refractories have low porosity, meaning they have a high density and are less permeable to gases and liquids. This property ensures that molten metals or corrosive substances cannot easily penetrate the refractory, contributing to its longevity and performance. 5. Easy installation and repair: Unlike traditional refractory materials like bricks, monolithic refractories can be easily molded and installed in various shapes and sizes. They can be applied using techniques such as spraying, casting, or ramming, allowing for faster installation and reduced downtime. Additionally, if any damage occurs, they can be easily repaired or patched. 6. Strong mechanical strength: Monolithic refractories possess sufficient mechanical strength to endure the stresses and pressures encountered during their service life. This guarantees their structural integrity, even under high load conditions. Overall, the versatile and reliable properties of monolithic refractories make them an excellent choice for a wide range of industrial applications that require resistance to high temperatures, chemicals, and thermal shock.

Q: What are the advantages of using plastic refractories in the iron and steel industry?: Plastic refractories provide numerous benefits in the iron and steel industry. Firstly, their thermal insulation properties are exceptional. They possess a low thermal conductivity, enabling them to effectively retain heat and prevent excessive heat loss during manufacturing. This is critical for the proper functioning of furnaces and equipment, as maintaining high temperatures is essential. Secondly, plastic refractories exhibit superior resistance to chemical attack and corrosion. They can endure exposure to various chemicals, including molten metals and slag, without deteriorating or losing their structure. This is particularly important in an industry where materials frequently encounter highly corrosive substances. Moreover, plastic refractories offer the advantage of easy installation and repair. Unlike other refractory materials, they can be easily shaped and molded into the desired form. This allows for precise fitting and swift installation. Additionally, if damaged or worn, they can be easily repaired or patched, reducing downtime and maintenance costs. Additionally, plastic refractories possess excellent mechanical strength and abrasion resistance. This enables them to endure the physical stresses and mechanical forces present in the iron and steel industry, such as vibrations, impacts, and mechanical loading. Their high resistance to wear and tear ensures longevity and reduces the need for frequent replacements. Lastly, plastic refractories have a high resistance to thermal shock. They can withstand rapid temperature changes without cracking or spalling. This is advantageous in an industry where materials are subjected to extreme temperature differentials, such as during the heating and cooling cycles of furnaces. In conclusion, the utilization of plastic refractories in the iron and steel industry provides numerous advantages including excellent thermal insulation, resistance to chemical attack, ease of installation and repair, good mechanical strength, abrasion resistance, and high thermal shock resistance. These properties make plastic refractories an ideal choice for various applications, ensuring efficient and reliable operations.

Q: How do monolithic refractories withstand mechanical stress in the iron and steel industry?: Monolithic refractories in the iron and steel industry withstand mechanical stress primarily due to their composition and installation techniques. These refractories are made from a single, solid material, which provides them with excellent strength and resistance to mechanical pressure. Additionally, they are typically installed using specialized techniques, such as gunning or ramming, which ensure proper bonding and densification. These factors collectively enable monolithic refractories to effectively withstand the intense mechanical stress encountered in the iron and steel industry.

Q: How do monolithic refractories withstand thermal cycling in the iron and steel industry?: Monolithic refractories, with their unique composition and properties, are designed to endure thermal cycling in the iron and steel industry. Unlike traditional refractory bricks that are stacked together, these refractories are made from a single, continuous material. One of the reasons monolithic refractories are capable of withstanding thermal cycling is their ability to expand and contract without any cracking or damage. This is because of their high thermal shock resistance, which measures their capacity to endure rapid temperature changes. Monolithic refractories are specifically formulated to possess low thermal conductivity, enabling them to resist heat transfer and minimize thermal gradients within the material. Additionally, monolithic refractories exhibit exceptional thermal stability, meaning they can maintain their structural integrity and mechanical strength even at high temperatures. This is critical in the iron and steel industry, where temperatures can reach extreme levels. These refractories are able to endure repeated heating and cooling cycles without experiencing significant structural alterations or degradation. Moreover, monolithic refractories possess good corrosion resistance, which is crucial in an environment where they come into contact with molten metal and various chemical agents. Their composition and special additives aid in safeguarding the refractory material from chemical attack, preventing erosion and extending their lifespan. The manufacturing process of monolithic refractories allows for effortless installation and repair, as they can be applied as a liquid or a semi-liquid mixture. This reduces the risk of joints or weak points that could lead to thermal stress or failure during thermal cycling. Overall, the combination of high thermal shock resistance, low thermal conductivity, excellent thermal stability, corrosion resistance, and easy installation makes monolithic refractories highly durable and capable of enduring the severe thermal cycling conditions present in the iron and steel industry.

Q: How do monolithic refractories prevent heat loss through radiation?: Monolithic refractories prevent heat loss through radiation by forming a continuous and seamless layer that acts as a barrier to thermal radiation. This layer reflects and absorbs the radiant heat, preventing it from escaping and thus minimizing heat loss. Additionally, the high thermal conductivity of monolithic refractories allows them to efficiently conduct and distribute heat, further reducing the potential for radiation heat loss.

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.

Q: What are the key properties of pumpable refractories used for monolithic refractory applications?: The key properties of pumpable refractories used for monolithic refractory applications include high flowability, good workability, excellent bonding strength, and high resistance to thermal shock. These pumpable refractories should also possess good pumpability and be able to withstand the intense heat and mechanical stress in the application environment. Additionally, they should have low water demand, high chemical resistance, and the ability to maintain their properties even after exposure to high temperatures.

Q: What are the advantages of using self-flow castables in the iron and steel industry?: The advantages of using self-flow castables in the iron and steel industry are numerous. Firstly, these castables have excellent flowability, which allows for easy and efficient installation. This results in reduced labor costs and time savings during the installation process. Additionally, self-flow castables have high strength and excellent resistance to thermal shock. This makes them highly durable and capable of withstanding the extreme temperatures and thermal cycling conditions present in iron and steel applications. As a result, they provide long-lasting and reliable performance in these demanding environments. Furthermore, self-flow castables offer excellent dimensional stability, ensuring that the refractory lining maintains its shape and integrity even under high mechanical loads and thermal stresses. This feature is crucial in maintaining the structural integrity of the furnaces, ladles, and other equipment used in the iron and steel industry. Moreover, self-flow castables have low water requirements, reducing the risk of cracking and spalling during drying and firing. This leads to improved product quality and increased refractory lifespan. Overall, the advantages of using self-flow castables in the iron and steel industry include easy installation, high strength, thermal shock resistance, dimensional stability, and improved product quality. These benefits contribute to increased efficiency, reduced downtime, and cost savings for iron and steel manufacturers.

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