Tap Hole Fillers for EAF
- Ref Price:
-
$1,279.11 - 1,563.35
/ m.t.
- Loading Port:
- China Main Port
- Payment Terms:
- TT or L/C
- Min Order Qty:
- 2 MT m.t.
- Supply Capability:
- 5000 Tons Per Month m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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General Information of Tap Hole Fillers for EAF
Made as per international standards, ALRE tap hole fillers for EAF is known for its excellent corrosion and scouring resistance of iron steel, long operating life and easy execution and mending. Further, these can be provided in different specifications as required by the clients.
Technical data of Tap Hole Fillers for EAF
Item | Tap Hole Fillers | |
Al2O3(%)≥ | — | |
MgO(%)≥ | 50 | |
CaO(%)≤ | — | |
SiO2(%)≤ | 35~40 | |
Fe2O3(%)≥ | — | |
Cr2O3 | — | |
Bulk Density （g/cm3）≥ | 110℃×24h | — |
1600℃×3h | — | |
C.C.S. (MPa)≥ | 110℃×24h | — |
1600℃×3h | — | |
M.O.R.(MPa)≥ | 110℃×24h | — |
1600℃×3h | — | |
Grain Size Distribution (%) | >6mm≤10 | |
Heavy Burn Line Rate(1300℃×3h)(%) | — | |
Production line and Test Room of Tap Hole Fillers for EAF
Feature of Tap Hole Fillers for EAF
Long operating life
Easy execution and mending
Excellent corrosion and scouring resistance of iron steel
Application of Tap Hole Fillers for EAF
ALRE tap hole fillers for EAF can be used widely to fill the tap hole of EBT.
- Q: How are monolithic refractories applied in the hot face and cold face of furnace linings?
- Monolithic refractories are commonly used in furnace linings because of their superior thermal and mechanical properties. These materials are applied in both the hot face and cold face of furnace linings, but the application process differs for each. In the hot face of furnace linings, monolithic refractories are applied to withstand the extreme temperatures and harsh conditions. This is the area that directly faces the heat source and is exposed to the highest temperatures. Here, the refractory material is specifically designed to have excellent thermal conductivity and high resistance to thermal shock. To apply monolithic refractories in the hot face, a technique called gunning is commonly used. Gunning involves spraying or troweling the refractory material onto the surface of the lining. This technique allows for quick and efficient application, ensuring a uniform and dense layer of refractory material. Gunning is particularly suitable for areas with complex shapes and contours. On the other hand, in the cold face of furnace linings, the primary concern is insulation and protection. The cold face is the area that is not in direct contact with the heat source and experiences lower temperatures. Here, the refractory material is designed to have low thermal conductivity and high insulation properties. The application of monolithic refractories in the cold face is typically done using a technique called ramming. Ramming involves compacting the refractory material into place using a pneumatic or hydraulic ramming tool. This technique ensures a dense and solid layer of refractory material, providing excellent insulation and protection against heat loss. Overall, monolithic refractories play a crucial role in furnace linings, as they provide the necessary thermal insulation and mechanical strength required in high-temperature environments. The application techniques of gunning and ramming allow for efficient and effective installation in both the hot face and cold face of furnace linings.
- Q: How do monolithic refractories help in reducing energy consumption in iron and steel production?
- Monolithic refractories play a crucial role in reducing energy consumption in iron and steel production. These refractories are a type of heat-resistant material that is used to line the walls and floors of furnaces and other high-temperature equipment. One of the primary ways monolithic refractories help in reducing energy consumption is through their excellent thermal insulation properties. These materials have low thermal conductivity, which means they can effectively reduce heat loss from the furnace or equipment. By minimizing heat loss, monolithic refractories help maintain a high and consistent temperature inside the furnace, resulting in improved energy efficiency. This allows for better utilization of the heat generated, reducing the need for additional energy input and ultimately leading to energy savings. Moreover, monolithic refractories have high thermal stability and resistance to thermal shock. This means they can withstand the extreme temperatures and rapid temperature changes commonly encountered in iron and steel production processes. By having a durable and reliable lining, these refractories help prevent heat leakage and ensure that the heat is efficiently transferred to the desired areas, reducing energy wastage. Additionally, monolithic refractories also contribute to energy reduction through their ability to resist chemical attack and erosion. In iron and steel production, the lining of furnaces and equipment is exposed to various aggressive substances, such as molten metal, slag, and gases. Monolithic refractories have excellent resistance to these corrosive elements, extending their lifespan and reducing the need for frequent repairs or replacements. This not only saves energy that would be required for maintenance but also avoids production interruptions and associated energy losses. In summary, monolithic refractories assist in reducing energy consumption in iron and steel production by providing effective thermal insulation, withstanding extreme temperatures, and resisting chemical attack. By optimizing heat management and extending equipment durability, these refractories significantly contribute to energy efficiency and cost savings in the industry.
- 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: What are the typical applications of monolithic refractories in the iron and steel industry?
- Monolithic refractories are widely used in various applications within the iron and steel industry. These refractories, which are made of a single material, offer several advantages such as ease of installation, resistance to thermal shock, and excellent resistance to chemical attacks. Here are some typical applications of monolithic refractories in the iron and steel industry: 1. Blast Furnace: Monolithic refractories are used in the lining of blast furnaces, where they are subjected to extreme temperatures and chemical reactions. They provide thermal insulation, prevent erosion, and resist the corrosive effects of molten iron and slag. 2. Ladles and Tundishes: Monolithic refractories are used to line ladles and tundishes, which are vessels used for transporting and transferring molten metal. These refractories offer good thermal insulation and resistance to erosion and chemical attack, ensuring the integrity of the vessels. 3. Steelmaking Converters: Monolithic refractories are utilized in converters, which are used in the steelmaking process to convert molten pig iron into steel. These refractories provide protection against the high temperatures and aggressive chemical environments encountered during the process. 4. Electric Arc Furnaces (EAF): Monolithic refractories are used to line the walls and roofs of EAFs, which are used to melt scrap steel for recycling. These refractories offer excellent thermal insulation, resistance to slag erosion, and thermal shock resistance, ensuring the longevity and efficiency of the furnace. 5. Continuous Casting: Monolithic refractories are employed in the continuous casting process, where molten steel is solidified into a continuous slab or billet. These refractories line the walls and floors of the casting molds, providing thermal insulation and resistance to chemical attack from the molten steel. 6. Reheating Furnaces: Monolithic refractories are used in reheating furnaces, which are used to heat steel billets or ingots prior to further processing. These refractories provide insulation, resist high temperatures, and ensure uniform heating of the metal. Overall, monolithic refractories play a crucial role in the iron and steel industry by providing reliable and durable linings in various applications. Their ability to withstand extreme temperatures, chemical attacks, and thermal shocks makes them indispensable for maintaining the integrity and efficiency of the production processes.
- Q: How do monolithic refractories perform in reheating furnace roof applications?
- Monolithic refractories perform exceptionally well in reheating furnace roof applications due to their superior thermal shock resistance, high strength, and excellent resistance to chemical attack at high temperatures. These refractories provide a reliable and durable lining that can withstand the extreme conditions of reheating furnaces, ensuring efficient heat transfer, reduced maintenance, and prolonged furnace life.
- Q: How do monolithic refractories enhance the performance of ladle and tundish purging systems?
- The performance of ladle and tundish purging systems is greatly improved by the use of monolithic refractories. These refractories offer various advantages in enhancing the efficiency and effectiveness of the purging process. To begin with, the thermal insulation properties of monolithic refractories are exceptional. When impurities and gases need to be eliminated from molten metal, high temperatures are necessary. By utilizing monolithic refractories, heat loss is minimized, and the desired temperature within the system is maintained. This ensures that the purging process is carried out effectively and efficiently. Furthermore, monolithic refractories possess superior resistance to erosion and corrosion. The molten metal and purging gases can be corrosive and abrasive, making it essential for the lining to withstand such harsh conditions. Monolithic refractories are specifically designed to endure these circumstances, preventing erosion and corrosion. This contributes to the longevity of the ladle and tundish purging systems, reducing the need for frequent repairs or replacements. Additionally, monolithic refractories provide remarkable strength and stability. As molten metal and purging gases move within the system, significant mechanical stresses are experienced. The use of monolithic refractories ensures that the lining remains structurally sound, preventing any deformation or failure under these conditions. This guarantees smooth and uninterrupted purging operations, thus enhancing the overall performance of the system. Moreover, the installation and maintenance of monolithic refractories are straightforward. Unlike traditional brick and mortar refractories, monolithic refractories can be easily applied as a single, uniform layer. This simplifies the installation process and reduces the time and effort required for maintenance. Any necessary repairs or replacements can be conducted more efficiently, resulting in minimal downtime and maximum productivity for the ladle and tundish purging systems. In conclusion, monolithic refractories significantly improve the performance of ladle and tundish purging systems by providing excellent thermal insulation, erosion and corrosion resistance, strength and stability, as well as ease of installation and maintenance. These properties contribute to the efficient and effective removal of impurities and gases from molten metal, ensuring high-quality output and optimizing the overall productivity of the purging process.
- Q: What are the key properties and characteristics of monolithic refractories?
- Monolithic refractories, renowned for their ability to be shaped or installed in a single piece without joints, are a type of refractory material. They find their utility in high-temperature applications where traditional brick or tile refractories may not suffice. One noteworthy attribute of monolithic refractories lies in their superior thermal stability. They can withstand extreme temperatures without significant expansion or contraction, making them an ideal choice for furnaces, kilns, and other heat-intensive environments. This quality ensures the maintenance of their structural integrity and grants long-lasting performance. Another significant characteristic of monolithic refractories is their high resistance to thermal shock. They can endure abrupt temperature changes without cracking or spalling, a crucial aspect when the refractory material is exposed to alternating hot and cold conditions. The resistance to thermal shock ensures the refractory lining's longevity, reducing the need for frequent repairs or replacements. Monolithic refractories also demonstrate commendable mechanical strength, enabling them to withstand the mechanical stresses and loads imposed on them during usage. They possess excellent load-bearing capacity, resisting abrasion, erosion, and impact, making them suitable for applications where the refractory material faces mechanical wear or impact. Moreover, monolithic refractories offer the advantage of easy installation and repair. Unlike traditional refractories that necessitate skilled labor and time-consuming bricklaying techniques, monolithic refractories can be cast, gunned, or sprayed into place. This effortless installation expedites turnaround times and minimizes downtime during repairs or maintenance. Lastly, monolithic refractories exhibit commendable chemical resistance to various corrosive agents, such as acids, alkalis, and molten metals. This property renders them suitable for use in industries where the refractory material encounters aggressive chemical environments, including the steel, petrochemical, and glass industries. In summary, monolithic refractories possess excellent thermal stability, high resistance to thermal shock, good mechanical strength, effortless installation and repair, and commendable chemical resistance. These properties establish them as the preferred choice in high-temperature applications where durability, reliability, and performance are of utmost importance.
- Q: How do monolithic refractories resist corrosion and erosion in iron and steel applications?
- Monolithic refractories are highly resilient and effective in resisting corrosion and erosion in iron and steel applications. These refractories are composed of a single, homogeneous material, unlike traditional refractory bricks which are made up of multiple components. This monolithic nature provides several key advantages in terms of corrosion and erosion resistance. One of the primary ways monolithic refractories combat corrosion is through their low porosity. These materials have a minimal amount of interconnected pores, which prevents corrosive agents such as molten metal or slag from infiltrating the refractory structure. As a result, the likelihood of chemical reactions that cause corrosion is significantly reduced. Additionally, monolithic refractories exhibit excellent resistance to thermal shock. In iron and steel applications, rapid temperature changes are common, which can lead to mechanical stress and cracking of the refractory lining. However, monolithic refractories have high thermal conductivity and low thermal expansion, allowing them to withstand thermal shock without compromising their integrity. This characteristic enables them to resist erosion caused by the flow of molten metal or slag. Furthermore, monolithic refractories are highly durable and have good mechanical strength. This property enables them to withstand the abrasive forces often encountered in iron and steel applications. The refractory lining in these environments can be subject to intense mechanical impact, vibrations, and abrasive wear due to the movement of materials and equipment. Monolithic refractories' ability to resist erosion ensures their longevity and reliability in such harsh conditions. In summary, monolithic refractories resist corrosion and erosion in iron and steel applications through their low porosity, excellent resistance to thermal shock, and high mechanical strength. These qualities make them a preferred choice for lining furnaces, ladles, and other equipment used in the production of iron and steel.
- Q: What are the main factors affecting the abrasion resistance of monolithic refractories?
- The main factors affecting the abrasion resistance of monolithic refractories are the composition of the refractory material, the size and shape of the abrasive particles, the velocity and angle of impact of the abrasives, and the temperature and pressure conditions in the application environment.
- Q: How are monolithic refractories manufactured?
- Monolithic refractories are manufactured using a specific process that involves several steps. The first step is the selection and preparation of raw materials. These raw materials usually include aggregates, binders, and additives. Aggregates are chosen based on their chemical and physical properties, while binders are used to hold the aggregates together. Additives are included to enhance specific properties of the refractory material. Once the raw materials are selected, they are mixed together in precise proportions to create a homogeneous mixture. This mixture is then blended using various techniques such as dry or wet mixing, depending on the desired characteristics of the final product. After blending, the next step is shaping the refractory material. This can be done through several methods such as casting, gunning, ramming, or spraying. Each method is chosen based on the specific application and requirements of the refractory. Once the refractory material is shaped, it undergoes a curing process. This process involves drying the material at a controlled temperature to remove any excess moisture and allow for the development of desired properties. Finally, the cured refractory material is fired in a kiln at high temperatures. This firing process helps to further strengthen the refractory and enhance its resistance to heat and other harsh conditions. Overall, the manufacturing of monolithic refractories involves careful selection and preparation of raw materials, precise blending, shaping, curing, and firing processes. This ensures the production of high-quality refractory materials that can withstand the extreme conditions found in various industrial applications.
We are an industrial enterprise of refractories integrating the scientific research, design, production and engineering service. With first-class quality of products, high-efficient and prompt after-sale service, our products are not only well sold in many domestic large steel enterprises and coking enterprises, but also widely exported to more than 23 countries and regions.
1. Manufacturer Overview
| Location | Henan, China |
| Year Established | 2007 |
| Annual Output Value | Above US$ 200 Million |
| Main Markets | North America;Asia;Western Europe;Africa;Russia;Middle East |
| Company Certifications | ISO 9001:2008 |
2. Manufacturer Certificates
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period |
3. Manufacturer Capability
| a) Trade Capacity | |
| Nearest Port | Tianjin |
| Export Percentage | 20% - 30% |
| No.of Employees in Trade Department | 10-20 People |
| Language Spoken: | English; Chinese |
| b) Factory Information | |
| Factory Size: | Above 150,000 square meters |
| No. of Production Lines | Above 10 |
| Contract Manufacturing | Installation guide, OEM Service Offered |
| Product Price Range | High; Average |
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Tap Hole Fillers for EAF
- Ref Price:
-
$1,279.11 - 1,563.35
/ m.t.
- Loading Port:
- China Main Port
- Payment Terms:
- TT or L/C
- Min Order Qty:
- 2 MT m.t.
- Supply Capability:
- 5000 Tons Per Month m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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