• Gunning Mix for EAF System 1
  • Gunning Mix for EAF System 2
  • Gunning Mix for EAF System 3
Gunning Mix for EAF

Gunning Mix for EAF

Ref Price:
$553.11 - 676.03 / m.t. get latest price
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

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General Information of Gunning Mix for EAF

ALRE gunning mix for EAF which is made strickly according to international standard is known for its excellent corrosion and scouring resistance of iron steel, long operating life and easy execution and mending. 
 

Technical data of Gunning Mix for EAF 

Item

Gunning Mix for EAF

Al2O3

%

MgO

%

86

CaO

%

Bulk density g/cm3

110×24h

2.2

1600×3h

C.C.S. (MPa) ≥

110×24h

60

1600×3h

M.O.R.(MPa) ≥

110×24h

1600×3h

4.0

Max. service temperature

Refractoriness ()

Grain size distribution (%)

<3mm,≥90

<1mm,≥35

<0.074mm,≥20

Linear change after heating (%)

0.00.4

1500×3hrs

Application

Used for slag zone gunning of EAF

 

Production line and Tesing Room of Gunning Mix for EAF

 production line of gunning mix for EAF

test room of gunning mix for EAF

 

Feature of Gunning Mix for EAF
Excellent abrasive resistance performance
Easy execution and mending
Excellent corrosion and scouring resistance of iron steel


Application of Gunning Mix for EAF
ALRE gunning mix for EAF could be used widely for slag zone of EAF.

 

 

Q:What are the considerations for selecting monolithic refractories for reheating furnaces?
When selecting monolithic refractories for reheating furnaces, there are several important considerations to take into account. 1. Temperature requirements: Reheating furnaces operate at high temperatures, so it is crucial to choose monolithic refractories that can withstand the desired temperature range without experiencing significant thermal degradation or failure. The refractories must have a high refractoriness to maintain their structural integrity under these conditions. 2. Thermal shock resistance: Reheating furnaces often undergo rapid temperature changes due to the heating and cooling cycles. Monolithic refractories with good thermal shock resistance are essential to prevent cracking and spalling, which can lead to premature failure of the lining. 3. Mechanical strength: The monolithic refractories should have sufficient mechanical strength to withstand the stresses induced by the weight of the materials being heated and any mechanical movements within the furnace. This helps to prevent deformation or structural failure of the refractory lining. 4. Chemical compatibility: The refractories must be chemically compatible with the atmosphere and process gases present in the reheating furnace. They should resist chemical attacks from the gases or any corrosive substances generated during the reheating process. This ensures a longer service life for the refractory lining. 5. Abrasion resistance: Reheating furnaces often handle abrasive materials, such as hot billets or slabs. Selecting monolithic refractories with good abrasion resistance will help to minimize wear and extend the lifespan of the lining. 6. Ease of installation: Monolithic refractories offer advantages in terms of ease of installation compared to traditional brick refractories. However, it is important to consider the installation method and time required for the chosen monolithic refractory. Some monolithic refractories may require specialized equipment or techniques for installation. 7. Cost-effectiveness: While the initial cost of monolithic refractories may be higher than traditional brick refractories, their longer service life and ease of installation can result in overall cost savings. Assessing the cost-effectiveness of different monolithic refractory options is crucial for selecting the most suitable one for the reheating furnace. By considering these factors, one can make an informed decision when selecting monolithic refractories for reheating furnaces, ensuring optimal performance, durability, and cost-effectiveness.
Q:What are monolithic refractories and how are they different from other refractory materials?
Monolithic refractories are a type of refractory material that are composed of a single, homogeneous structure, as opposed to being made up of multiple separate pieces. They are different from other refractory materials, such as bricks or tiles, which are assembled together to form a lining. Monolithic refractories are typically made from a combination of aggregates, binders, and additives, which are mixed together and applied in a plastic or semi-plastic state. This allows for easier installation, as they can be shaped and formed to fit the specific dimensions of the furnace or kiln. Additionally, monolithic refractories offer benefits such as better thermal shock resistance, reduced joints and seams, and improved overall performance due to their seamless nature.
Q:What are the limitations of monolithic refractories in high-temperature applications?
Monolithic refractories are renowned for their versatility and ease of installation, which has made them a popular choice in various high-temperature settings. However, it is important to take into account their specific limitations. To begin with, monolithic refractories have a restricted ability to withstand thermal shock. Significant temperature changes, such as those encountered during start-up or shutdown procedures, can subject them to thermal stress, resulting in cracking or spalling. This can be a significant issue in scenarios where the refractory is exposed to frequent temperature fluctuations. Moreover, monolithic refractories possess comparatively lower mechanical strength in comparison to traditional brick or block refractories. This can lead to a diminished ability to withstand mechanical stress, including abrasion or impact, particularly in high-temperature environments. Consequently, they may not be suitable for applications that involve high mechanical loading or abrasive conditions. Another drawback of monolithic refractories is their vulnerability to chemical attack. Certain aggressive chemical environments can trigger chemical reactions with the refractory material, leading to deterioration or corrosion. This becomes a concern in applications that involve acidic or alkaline substances, where specialized refractory materials may be necessary. Additionally, monolithic refractories are more susceptible to spalling or erosion caused by thermal cycling. The repetitive expansion and contraction of the refractory material due to temperature changes can result in the formation of cracks or gaps, making them more prone to erosion from gases or liquids. This limitation must be carefully considered in applications where long-term durability is crucial. Lastly, repairing or replacing monolithic refractories can be challenging compared to brick or block refractories. Once installed, removing and replacing a monolithic lining can prove difficult, especially in complex shapes or confined spaces. This limitation can lead to prolonged downtime or increased maintenance and repair costs. In conclusion, while monolithic refractories offer numerous advantages in high-temperature applications, they also come with limitations in terms of thermal shock resistance, mechanical strength, chemical resistance, erosion, and repairability. It is crucial to thoroughly assess these limitations to ensure the suitability of monolithic refractories for specific application requirements.
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 contribute to the overall efficiency of ladle refining processes?
Monolithic refractories play a crucial role in enhancing the overall efficiency of ladle refining processes. These refractories, which are made from a single composition, offer superior thermal resistance and excellent erosion resistance. By lining the ladle with monolithic refractories, they help to maintain consistent temperatures, preventing heat loss and ensuring efficient heat transfer during the refining process. Additionally, their high erosion resistance minimizes the wear and tear caused by the aggressive nature of molten metal, leading to extended ladle lifespan and reduced downtime for repairs. Thus, monolithic refractories significantly contribute to the overall efficiency of ladle refining processes by optimizing heat management and maintaining ladle integrity.
Q:What are the challenges in recycling monolithic refractories?
Recycling monolithic refractories presents several challenges that complicate the process compared to other materials. To begin with, the exceptional resistance of monolithic refractories to high temperatures and harsh conditions makes them difficult to break down and separate. Specialized techniques and equipment are required for this purpose. Furthermore, monolithic refractories often contain various additives and binders, such as clay, cement, and other organic compounds. These additional substances add complexity to the recycling process, as they may need to be removed or separated from the refractory material before effective recycling can take place. Moreover, monolithic refractories are prone to contamination during their service life, with metal oxides, slag, and impurities being common culprits. These contaminants can affect the quality and properties of the recycled refractory material, necessitating thorough cleaning and purification procedures. Additionally, the logistics involved in collecting and transporting monolithic refractories for recycling can be challenging. Given that refractories are typically used in large quantities in industrial settings, their removal and transportation can be costly and time-consuming. Furthermore, finding suitable recycling facilities equipped with the necessary expertise and equipment to handle monolithic refractories can be limited, particularly in certain regions. Lastly, economic factors contribute to the challenges of recycling monolithic refractories. The financial viability of recycling and processing these refractories may not always justify the cost compared to using new materials. Consequently, companies may be discouraged from investing in recycling programs, leading to lower demand for recycled refractory materials. In summary, the challenges associated with recycling monolithic refractories primarily arise from their durability, complex composition, contamination, logistics, and economic considerations. Nonetheless, with technological advancements and increased awareness of the environmental benefits of recycling, these challenges can be overcome, promoting the sustainable reuse of refractory materials.
Q:Can monolithic refractories be used for lining iron and steel ladles during casting and pouring?
Yes, when it comes to lining iron and steel ladles during casting and pouring, monolithic refractories are the go-to option. Unlike traditional refractory bricks, which consist of multiple pieces, monolithic refractories are composed of a single, uniform structure. Monolithic refractories are highly favored for ladle lining in iron and steel casting due to their numerous advantages. Firstly, they exhibit exceptional resistance to thermal shock, enabling them to endure the intense temperatures encountered during casting and pouring. This is of utmost importance since ladles are constantly exposed to extreme heat. Moreover, monolithic refractories provide superior resistance to erosion and corrosion, ensuring that the lining remains intact amidst the harsh conditions and chemical reactions that transpire when molten metal makes contact with the ladle. Additionally, they possess excellent thermal insulation properties, diminishing heat loss and enhancing energy efficiency throughout the casting process. Furthermore, monolithic refractories boast remarkable versatility, enabling easy installation, repair, and replacement. They can be molded and shaped to conform to the specific requirements of ladles, resulting in a snug and secure lining. This adaptability also enables swift maintenance and repair, minimizing downtime and optimizing productivity. In conclusion, monolithic refractories are the perfect choice for lining iron and steel ladles during casting and pouring. Their resistance to thermal shock, erosion and corrosion, thermal insulation properties, and ease of installation render them highly suitable for this demanding application.
Q:How do monolithic refractories improve the quality and consistency of iron and steel products?
The use of monolithic refractories is essential for enhancing the quality and consistency of iron and steel products. These refractories, which are not shaped and can be easily molded and installed, offer several advantages over traditional brick refractories. To begin with, monolithic refractories provide superior thermal insulation properties, which effectively manage heat during the production process. By maintaining consistent and controlled temperatures, these refractories prevent thermal shocks and minimize thermal gradients, resulting in reduced cracking and distortion in the final products. As a result, the dimensional stability and overall quality of the products are improved. Additionally, monolithic refractories exhibit excellent resistance to thermal spalling and erosion. They can withstand high temperatures, chemical attacks, and mechanical stress, protecting the lining of furnaces and vessels used in iron and steel production. This resistance enhances the durability and reliability of refractory linings, preventing premature failure and extending the lifespan of the equipment. Another advantage of monolithic refractories is their ability to create a seamless lining. Unlike brick refractories, which have joints and gaps that can cause heat loss and uneven distribution, monolithic refractories form a continuous lining with no weak points. This ensures uniform heat distribution and minimizes the risk of hotspots or cold spots, resulting in consistent and reliable iron and steel products. Moreover, monolithic refractories offer flexibility in design and installation. They can be customized to fit various shapes and sizes, allowing for better furnace design optimization. This flexibility enables efficient use of space, improved heat transfer, and reduced energy consumption, all of which contribute to the overall quality and consistency of the final iron and steel products. In conclusion, monolithic refractories enhance the quality and consistency of iron and steel products by providing superior thermal insulation, resistance to thermal spalling and erosion, seamless linings, and flexibility in design and installation. These refractories improve the efficiency and reliability of the production process, resulting in higher-quality final products that meet the industry's stringent standards.
Q:How do monolithic refractories contribute to the overall efficiency of ladle transfer processes?
The efficiency of ladle transfer processes is greatly improved by the use of monolithic refractories. These refractories are made from a single, uniform material, making them easy to install and maintain. This feature reduces downtime during ladle transfers, ultimately increasing productivity. One of the ways in which monolithic refractories enhance efficiency is through their high thermal conductivity. Ladle transfers involve the movement of molten metal, which generates a significant amount of heat. Monolithic refractories have exceptional heat resistance, allowing them to withstand the extreme temperatures of the molten metal. This property prevents refractory failure and extends the lifespan of the ladle, resulting in more efficient and uninterrupted ladle transfer operations. Furthermore, monolithic refractories provide superior corrosion resistance. The corrosive nature of molten metal can cause considerable damage to ladles over time. However, monolithic refractories are specifically designed to withstand chemical attacks from molten metal, preventing the degradation of the ladle's integrity. Consequently, ladles lined with monolithic refractories have a longer lifespan and require less frequent replacement, leading to cost savings and improved efficiency. Another factor contributing to the efficiency of ladle transfer processes is the ability of monolithic refractories to conform to complex shapes and designs. Ladles come in various sizes and shapes, and monolithic refractories can be customized to perfectly fit the dimensions of the ladle. This precise fit minimizes heat loss and maximizes energy efficiency during ladle transfers. Additionally, monolithic refractories offer excellent mechanical strength and resistance to thermal shock. Ladle transfer processes involve the handling and movement of ladles, subjecting refractories to mechanical stresses. The exceptional mechanical properties of monolithic refractories ensure their durability and prevent cracking or spalling, reducing the risk of refractory failure and enhancing the efficiency of ladle transfer operations. In conclusion, the efficiency of ladle transfer processes is improved by the use of monolithic refractories due to their high thermal conductivity, corrosion resistance, precise lining fit, and excellent mechanical properties. These refractories enhance the durability of ladles, reduce downtime, and improve energy efficiency, resulting in cost savings and increased productivity in the steelmaking industry.
Q:How do monolithic refractories perform in aluminum holding furnace applications?
Monolithic refractories have proven to be highly efficient and effective in aluminum holding furnace applications. These refractories are specifically designed to withstand the extreme temperatures and chemical environments encountered in these furnaces. One key advantage of monolithic refractories is their ability to form a continuous, seamless lining in the furnace. This eliminates the need for individual bricks or tiles, reducing the risk of thermal shock and cracking. The absence of joints also minimizes the chances of molten aluminum leaking through the lining, ensuring better containment and heat retention. Monolithic refractories also offer excellent thermal insulation properties, which are crucial in aluminum holding furnaces. They have low thermal conductivity, which helps to reduce heat loss and maintain a stable temperature within the furnace. This results in improved energy efficiency and reduced operating costs. Moreover, monolithic refractories have excellent resistance to corrosion and chemical attack from molten aluminum and its by-products, such as dross and fluxes. This resistance ensures a longer service life for the refractory lining, reducing maintenance and downtime. Additionally, monolithic refractories are known for their easy installation and repair. They can be installed quickly and easily, requiring minimal downtime for furnace maintenance. In case of any localized damage or wear, repairs can be made efficiently by patching or spraying the affected area. In summary, monolithic refractories are an ideal choice for aluminum holding furnace applications due to their seamless lining, thermal insulation properties, resistance to corrosion, and easy installation and repair. These refractories significantly contribute to the overall performance and efficiency of aluminum holding furnaces.
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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