High Alumina Plastic Castable for Hot Blast Stove
- Ref Price:
-
$417.81 - 510.65
/ 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
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General Information of High Alumina Plastic Castable for Hot Blast Stove
ALRE high-alumina plastic castable for hot blast stove made strictly as per international standards, is known for its long operating life, excellent corrosion resistance and high refractoriness.
Technical data of High Alumina Plastic Castable for Hot Blast Stove
Item | High-alumina plastic castable | ||||
CJS-1600 | |||||
Al2O3 | % | ≥ | 55 | 65 | |
SiO2+C | % | ≥ | --- | --- | |
CaO | % | ≤ | --- | --- | |
MgO | % | ≥ | |||
SiO2 | % | ≤ | 40 | 30 | |
Bulk density g/cm3）≥ | 110℃×24h | 2.3 | 2.4 | ||
1000℃×3h | --- | --- | |||
1450℃×3h | --- | --- | |||
1500℃×3h | --- | --- | |||
110℃×24h | --- | --- | |||
1450℃×3h | --- | --- | |||
M.O.R. (MPa)≥ | 110℃×24h | 5-7 | 5-8 | ||
1000℃×3h | --- | --- | |||
1450℃×3h | --- | --- | |||
1500℃×3h | 10 | 12 | |||
Linear change after heating | 110℃×24h | -0.2~0 | -0.2~0 | ||
1000℃×3h | |||||
1450℃×3h | |||||
1500℃×3h | 0~+0.5 | 0~+0.5 | |||
Max. service temperature (℃) | 1500 | 1600 | |||
Using area | Linings of heating furnace of steel rolling, incinerator (Ramming construction method) | ||||
Production line and Packing of High Alumina Plastic Castable for Hot Blast Stove
Feature of High Alumina Plastic Castable for Hot Blast Stove
Easy execution and mending
Excellent corrosion and scouring resistance of iron steel
Application of High Alumina Plastic Castable for Hot Blast Stove
ALRE high-alumina plastic castable for hot blast stove could be used widely for linings of heating furnace of steel rolling, incinerator.
- Q:What are the key characteristics of monolithic refractories for electric arc furnace applications?
- The key characteristics of monolithic refractories for electric arc furnace applications include excellent thermal shock resistance, high erosion and corrosion resistance, good mechanical strength, and the ability to withstand high temperatures and aggressive chemical environments. Monolithic refractories also offer easy installation and maintenance due to their shape versatility and ability to be cast or gunned into place, ensuring optimal performance and longevity in electric arc furnace operations.
- Q:What are the recommended installation techniques for monolithic refractories?
- The installation techniques for monolithic refractories depend on the specific type and application of the refractory material. However, there are general guidelines that can be followed for most installations of monolithic refractories. 1. Surface Preparation: Prior to installing monolithic refractories, it is essential to ensure that the surface is clean, dry, and free from loose particles or contaminants. This can be accomplished by removing any existing refractory materials, thoroughly cleaning the surface, and allowing it to completely dry. 2. Mixing: Monolithic refractories are typically supplied in either a dry or wet form, depending on the specific material. If the refractory is in a dry form, it must be mixed with water or a suitable liquid binder to achieve a workable consistency. It is important to follow the manufacturer's guidelines for the correct mixing ratio and duration to ensure proper bonding and setting of the refractory material. 3. Application: The technique for applying monolithic refractories can vary depending on the specific material and desired installation method. Some common techniques include troweling, gunning, ramming, and casting. - Troweling: This involves manually applying the refractory material with a trowel, typically used for thin linings or patching small areas. - Gunning: Gunning is a method of applying refractory material using a gunning machine or handheld gun. It is suitable for large areas or areas that are difficult to access. The refractory material is mixed with water or a liquid binder and sprayed onto the surface at a high velocity. - Ramming: Ramming involves compacting the refractory material into place using a ramming tool or pneumatic hammer. It is commonly used for forming furnace linings or repairing damaged areas. - Casting: Casting refers to pouring the refractory material into a mold to create a desired shape or lining. It is often used for complex shapes or large-sized components. 4. Curing and Drying: Once the refractory material is applied, it must be properly cured and dried to achieve its maximum strength and thermal properties. The curing and drying process may vary depending on the specific material, but typically involves controlled heating at a gradual rate to eliminate any remaining moisture and allow the refractory to set and harden properly. It is important to note that these are general guidelines, and it is always recommended to consult the manufacturer's instructions and specifications for the specific monolithic refractory material being used. Following the recommended installation techniques will help ensure the proper performance and longevity of the refractory lining.
- Q:How do monolithic refractories impact the quality of iron and steel products?
- Monolithic refractories play a crucial role in influencing the quality of iron and steel products. These refractories are widely used in the lining of furnaces and other high-temperature environments where iron and steel are processed. Firstly, monolithic refractories provide insulation and protect the lining of the furnace from the extreme heat generated during the iron and steel manufacturing process. By maintaining the desired temperature, these refractories ensure the proper and consistent heating of the metal, which is essential for achieving the desired product quality. Without adequate insulation, the heat loss would be significant, leading to inefficient energy consumption and inconsistent product quality. Secondly, monolithic refractories have a significant impact on the overall cleanliness of the iron and steel. During the production process, impurities and slag are formed, which can contaminate the metal if not properly managed. Refractories with high resistance to slag penetration and corrosion prevent these impurities from infiltrating the metal, ensuring a cleaner and purer final product. Furthermore, monolithic refractories also contribute to the mechanical strength and durability of the furnace lining. The lining needs to withstand the harsh conditions and repeated thermal shocks encountered during the iron and steel production process. A strong and well-designed refractory lining can resist cracking, spalling, and erosion, extending the life of the furnace and minimizing the risk of downtime. In conclusion, monolithic refractories have a profound impact on the quality of iron and steel products. They provide thermal insulation, prevent contamination, and ensure the mechanical integrity of the furnace lining. By choosing the appropriate refractory material and maintaining it properly, manufacturers can optimize their production processes, increase product quality, and enhance overall operational efficiency.
- Q:What are the advantages of using monolithic refractories in the iron and steel industry?
- Monolithic refractories offer several advantages in the iron and steel industry. Firstly, they provide excellent thermal insulation, helping to maintain high temperatures within the furnaces and kilns, ensuring efficient and consistent production processes. Secondly, monolithic refractories have high resistance to thermal shock and mechanical stress, making them durable and long-lasting in harsh operating conditions. Additionally, their ability to be easily shaped and installed reduces downtime during maintenance or repairs. Lastly, monolithic refractories have good chemical resistance, protecting against corrosive elements present in iron and steel production, thereby enhancing the overall performance and productivity of the 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:What are the advantages of using monolithic refractories in electric arc furnaces?
- There are several advantages of using monolithic refractories in electric arc furnaces. Firstly, monolithic refractories offer superior thermal shock resistance, allowing them to withstand rapid temperature changes without cracking or failing. This is crucial in electric arc furnaces where the temperature can fluctuate significantly during the melting process. Additionally, monolithic refractories have excellent corrosion resistance, which is essential in electric arc furnaces that often come into contact with corrosive molten metals and slag. They can withstand the corrosive effects, ensuring longer service life and reduced maintenance costs. Moreover, monolithic refractories provide ease of installation and repair. Unlike traditional bricks, they can be easily shaped and applied in various furnace designs, minimizing installation time and labor costs. In case of any damage, they can also be easily patched or replaced, allowing for quicker repairs and reduced downtime. Lastly, monolithic refractories offer improved energy efficiency due to their lower thermal conductivity. This means that less heat is lost to the surroundings, resulting in higher operational efficiency and reduced energy consumption. Overall, the advantages of using monolithic refractories in electric arc furnaces include superior thermal shock and corrosion resistance, ease of installation and repair, and improved energy efficiency, making them a preferred choice for these high-temperature industrial applications.
- Q:What are the challenges faced in the application of monolithic refractories?
- There are several challenges faced in the application of monolithic refractories. Firstly, one of the major challenges is the proper installation of monolithic refractories. Unlike traditional brick refractories that can be easily laid and stacked, monolithic refractories require specialized skills and techniques for proper application. The consistency and workability of the refractory material must be carefully controlled, and the installation process often requires the use of specialized equipment such as gunning machines or vibrating tools. Another challenge is the selection of the appropriate monolithic refractory material for a specific application. There are various types of monolithic refractories available, each with its own unique properties and suitability for different environments. Choosing the wrong type of refractory material can result in premature failure and costly repairs. Therefore, it is essential to understand the operating conditions, such as temperature, chemical exposure, and mechanical stress, to select the most suitable monolithic refractory material. Additionally, monolithic refractories are susceptible to thermal shock and erosion due to their composition and application method. They are typically made from fine powders that are mixed with water or other binding agents to form a paste. This paste is then applied and dried to form a solid refractory lining. However, during the heating and cooling cycles, monolithic refractories can experience thermal expansion and contraction, leading to cracking and spalling. Moreover, the chemical reactions occurring in some industrial processes can cause chemical attack and erosion of the refractory lining, reducing its lifespan. Furthermore, maintenance and repair of monolithic refractories can also be challenging. Unlike brick refractories that can be easily replaced, repairing monolithic refractories often requires skilled personnel and specialized techniques. The damaged area needs to be removed, and a new layer of refractory material must be applied, ensuring proper bonding and compatibility with the existing lining. This process can be time-consuming and costly, particularly in high-temperature applications where extended downtime can result in significant production losses. In summary, the challenges faced in the application of monolithic refractories include proper installation techniques, selection of the appropriate material, susceptibility to thermal shock and erosion, and complex maintenance and repair procedures. Overcoming these challenges requires expertise, careful planning, and a thorough understanding of the specific operating conditions and requirements for each application.
- 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:What are the considerations for repairing and relining monolithic refractories?
- When repairing and relining monolithic refractories, there are several important factors to take into account. Firstly, it is crucial to evaluate the level of damage or wear on the refractory lining. This can be achieved through visual inspection or non-destructive testing methods like ultrasonic or thermal imaging. By determining the severity and location of the damage, the appropriate repair or relining technique can be selected. Another aspect to consider is the type of monolithic refractory material being used. Different materials have varying properties and performance characteristics, which must be considered when choosing a repair method. For instance, certain materials may require specialized equipment or high-temperature curing during installation. The operational conditions of the refractory lining also play a significant role. Factors such as temperature, chemical exposure, and mechanical stress can impact the performance and durability of the lining. Therefore, it is essential to select a repair or relining method that can withstand these conditions and provide long-lasting protection. Furthermore, the downtime and cost implications of the repair or relining process need to be taken into account. Some methods may involve longer curing or drying times, resulting in extended shutdown periods. It is important to carefully evaluate the benefits of the repair or relining against the potential production losses and expenses associated with the downtime. Lastly, adhering to industry standards and guidelines is of utmost importance when repairing or relining monolithic refractories. This ensures that the repairs are executed correctly and safely, minimizing the risk of future damage or failure. Seeking advice from refractory experts or manufacturers can provide valuable insights and guidance in this regard. To summarize, the considerations for repairing and relining monolithic refractories encompass assessing the extent of damage, understanding the properties of the refractory material, considering the operating conditions, evaluating downtime and cost implications, and following industry standards and guidelines.
- Q:What are monolithic refractories and how are they used in the iron and steel industry?
- Monolithic refractories possess a unified and uninterrupted structure, distinguishing them as a distinct type of refractory material. Unlike traditional refractory bricks, which involve the firing of individual pieces in a kiln, monolithic refractories consist of a single, seamless mass. This characteristic grants them superior versatility in terms of shape and size, rendering them ideal for a plethora of iron and steel industry applications. The iron and steel industry widely employs monolithic refractories due to their exceptional thermal and mechanical properties. They find application in various areas, including the lining of furnaces, kilns, ladles, and tundishes. These refractories are engineered to endure extreme temperatures, chemical erosion, and mechanical strain, ensuring the continuous and efficient operation of the steelmaking process. One prominent utilization of monolithic refractories within the iron and steel industry pertains to the lining of blast furnaces. These furnaces are substantial, cylindrical structures utilized for the production of pig iron from iron ore. The lining of these furnaces encounters intense heat, chemical reactions, as well as the abrasive nature of iron ore and hot gases. Monolithic refractories, such as castables and gunning mixes, are employed to establish a robust lining that can withstand these harsh conditions. Another application involves the lining of ladles, which transport molten metal from the blast furnace to the steelmaking process. Monolithic refractories are used to line these ladles, protecting them from the corrosive impact of hot metal and slag. In this scenario, the ability to shape monolithic forms facilitates precise fitting and effortless installation. Monolithic refractories also play a crucial role in tundishes, vessels employed to evenly distribute molten metal into molds during continuous casting. The refractories utilized in tundishes must exhibit exceptional resistance to thermal shock and erosion to endure the high temperatures and abrasive nature of the molten metal. Monolithic refractories, such as ramming and patching mixes, are employed to mend and maintain the tundish lining. In summary, the iron and steel industry relies on monolithic refractories for their capacity to endure harsh conditions and provide enduring linings in various applications. By harnessing these advanced refractory materials, the industry can achieve heightened efficiency, reduced downtime, and enhanced productivity in the steelmaking process.
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 |
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|---|---|
| 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 |
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|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
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|---|---|
| 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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High Alumina Plastic Castable for Hot Blast Stove
- Ref Price:
-
$417.81 - 510.65
/ 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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