Monolithic Refractories for Iron and Steel Industry - 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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Quality Product, Order Online Tracking, Timely Delivery
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Credit Rating, Credit Services, Credit Purchasing
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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: How are monolithic refractories inspected and tested for quality assurance?
- Monolithic refractories are inspected and tested for quality assurance through various methods. Visual inspections are conducted to check for any visible defects such as cracks, spalling, or other physical damages. In addition, non-destructive testing techniques like ultrasonic testing and X-ray inspection are used to detect any internal flaws or inconsistencies in the refractory material. Furthermore, mechanical testing such as compression and flexural strength tests are performed to evaluate the mechanical properties of the monolithic refractories. These inspections and tests ensure that the refractories meet the required quality standards and can withstand the harsh operating conditions they are designed for.
- Q: How do monolithic refractories contribute to the overall efficiency of iron and steel production?
- Monolithic refractories play a crucial role in enhancing the overall efficiency of iron and steel production. These refractories, which are made from a single material, provide exceptional thermal insulation, resistance to high temperatures, and excellent mechanical strength. By lining the furnaces, ladles, and other equipment used in the production process, monolithic refractories help in maintaining and regulating the required high temperatures for melting, refining, and shaping iron and steel. This insulation reduces heat loss, minimizes energy consumption, and ensures a more efficient and cost-effective production process. Additionally, the mechanical strength of monolithic refractories allows for better protection against wear and tear, resulting in increased equipment lifespan and reduced downtime for repairs and maintenance. Overall, the use of monolithic refractories significantly contributes to the efficiency, productivity, and sustainability of the iron and steel production industry.
- Q: What are the common manufacturing processes used for monolithic refractories?
- The common manufacturing processes used for monolithic refractories include: 1. Mixing: The first step in the manufacturing process is the proper mixing of the raw materials. This involves carefully measuring and combining the different ingredients to ensure a homogeneous mixture. 2. Wetting: Once the ingredients are mixed, water or a liquid binder is added to wet the mixture. This helps in improving the workability and plasticity of the material, making it easier to shape and mold. 3. Forming: The wet mixture is then shaped into the desired form using various techniques such as casting, gunning, ramming, or extrusion. Casting involves pouring the wet mixture into a mold and allowing it to solidify, while gunning uses a spray gun to apply the material onto a surface. Ramming involves compacting the wet mixture into a mold using a ramming tool, and extrusion involves forcing the wet mixture through a die to create specific shapes. 4. Drying: After forming, the shaped monolithic refractory is dried to remove any excess moisture. This is typically done in a controlled environment with specific temperature and humidity conditions to prevent cracking or warping. 5. Firing: Once dried, the monolithic refractory is fired at high temperatures to achieve its desired properties. This process, known as sintering, helps in bonding the particles together and increasing the strength and stability of the material. 6. Finishing: After firing, the monolithic refractory may undergo additional finishing processes such as grinding, polishing, or coating to improve its surface quality and enhance its performance. These common manufacturing processes ensure the production of high-quality monolithic refractories with consistent properties and performance characteristics.
- Q: How do monolithic refractories contribute to the overall efficiency of ladle slagging operations?
- Monolithic refractories contribute to the overall efficiency of ladle slagging operations by providing excellent thermal insulation, high resistance to thermal shock, and superior corrosion resistance. These properties allow for better heat retention, reduced heat loss, and extended refractory lifespan. As a result, ladle slagging operations can be carried out at higher temperatures with minimal refractory wear and tear, leading to increased productivity and cost savings. Additionally, monolithic refractories offer ease of installation and maintenance, ensuring quick turnaround times and minimizing downtime during ladle slagging operations.
- Q: How do monolithic refractories enhance the performance of ladles and tundishes?
- Monolithic refractories play a crucial role in enhancing the performance of ladles and tundishes in several ways. Firstly, monolithic refractories are known for their high thermal stability and resistance to thermal shock. Ladles and tundishes are subjected to extreme temperatures and thermal cycling during the process of molten metal transfer. Monolithic refractories provide excellent insulation and structural integrity, ensuring that the ladles and tundishes can withstand these harsh conditions without experiencing cracking or failure. Furthermore, monolithic refractories offer exceptional corrosion resistance. In the ladle and tundish environments, molten metal, slag, and other chemicals can cause corrosion and erosion of the lining. Monolithic refractories are designed to resist these corrosive agents, extending the service life of ladles and tundishes and minimizing the need for frequent repairs or replacements. Another advantage of monolithic refractories is their ability to form a tight and seamless lining. Unlike traditional brick or tile linings, which have joints that can deteriorate over time, monolithic refractories are typically applied as a single, continuous layer. This seamless lining significantly reduces the risk of metal and slag penetration, ensuring better containment of the molten metal and preventing contamination. Moreover, monolithic refractories offer versatility and ease of installation. They can be easily shaped and applied to various complex geometries, allowing for customized linings in ladles and tundishes. This versatility also enables faster installation and reduces downtime during maintenance and repairs. Overall, the use of monolithic refractories in ladles and tundishes contributes to improved performance, increased operational efficiency, and reduced costs. Their ability to withstand extreme temperatures, resist corrosion, provide a tight lining, and offer ease of installation makes them a preferred choice in the steel and foundry industries.
- Q: What are the different types of monolithic refractories used in the iron and steel industry?
- In the iron and steel industry, several types of monolithic refractories are used due to their excellent thermal resistance, high strength, and durability. These refractories are essential in various applications to withstand extreme temperatures and harsh conditions. The different types of monolithic refractories commonly used in the iron and steel industry include: 1. Castables: These are precast refractory materials that are mixed with water to form a slurry, which is then poured or cast into molds. Castables are widely used in iron and steel industries for lining ladles, tundishes, and other furnaces due to their high strength and excellent resistance to thermal shock. 2. Ramming Mass: Ramming mass is a refractory material that is used for lining induction furnaces and other melting units. It is made up of refractory aggregates, binders, and additives. Ramming mass is applied by ramming or tamping it into place, forming a dense lining that can withstand high temperatures and chemical attacks. 3. Gunning Mix: Gunning mix is a refractory material that is applied using a pneumatic gunning machine. It is used for repairing or lining various areas of furnaces and is particularly useful for hot repairs. Gunning mix consists of refractory aggregates, binders, and additives, which are sprayed onto the lining surface and then compacted. 4. Plastic Refractories: Plastic refractories are mixtures of refractory aggregates and binders that have a high plasticity and can be easily molded or shaped. They are used for repairing or patching refractory linings in iron and steel industries. Plastic refractories are typically applied by hand or using a trowel and are suitable for both hot and cold applications. 5. Mortars: Refractory mortars are used for jointing or repairing refractory bricks or other monolithic refractories. They are made up of refractory powders, binders, and water. Mortars provide excellent adhesion between bricks or monolithic materials, ensuring a strong and durable lining in furnaces, ladles, and other high-temperature equipment. These different types of monolithic refractories play a vital role in the iron and steel industry by providing reliable and long-lasting linings, ensuring efficient operations and minimizing downtime.
- Q: What are some common applications of monolithic refractories in the iron and steel industry?
- Some common applications of monolithic refractories in the iron and steel industry include lining of ladles, tundishes, and converters, as well as repairs and maintenance of furnaces, kilns, and other high-temperature equipment. They are also used for the construction of runners, troughs, and spouts in continuous casting processes.
- Q: What are the specific requirements of monolithic refractories for ladle purging applications?
- Monolithic refractories used for ladle purging applications need to have specific requirements such as high thermal shock resistance, excellent erosion resistance, and good insulating properties. They should also have low porosity to prevent excessive penetration of slag or metal, high strength to withstand the mechanical stresses during purging, and good chemical stability to resist the corrosive environment of the ladle. Additionally, they should have good workability for ease of installation and repair.
- Q: How are monolithic refractories different from traditional refractory materials?
- Monolithic refractories differ from traditional refractory materials in that they are formed and applied in a single, continuous mass or form, while traditional refractory materials are typically shaped and fired before installation. This allows monolithic refractories to be more versatile, easier to install, and provide better thermal insulation and resistance to high temperatures. Additionally, monolithic refractories have better resistance to thermal shock and chemical attack, making them more suitable for various industrial applications.
- Q: How do monolithic refractories perform in torpedo ladle applications?
- Due to their excellent performance and durability, monolithic refractories are commonly used in torpedo ladle applications. Torpedo ladles are utilized in the steelmaking process to transport and pour molten metal from the blast furnace to the steelmaking furnace. Also known as unshaped refractories, monolithic refractories are made from a single material and can be applied as a cohesive mass, making them highly versatile and easy to install in the torpedo ladle. In torpedo ladle applications, monolithic refractories offer numerous advantages. Firstly, they possess high heat resistance, enabling them to endure the extreme temperatures and thermal shocks experienced during the transfer and pouring of molten metal. This ensures that the refractories do not crack or fail under these harsh conditions. Additionally, monolithic refractories exhibit excellent corrosion resistance properties, which is imperative in torpedo ladles where the molten metal can be highly corrosive. They can withstand the aggressive chemical environment and prevent chemical reactions that could result in refractory deterioration. Moreover, monolithic refractories possess good thermal insulation properties, reducing heat loss from the molten metal and promoting energy efficiency. This helps to maintain the desired temperature of the metal, ensuring optimal steelmaking conditions. Furthermore, monolithic refractories offer strong mechanical strength and resistance to abrasion, making them highly suitable for torpedo ladle applications where the refractory lining is subjected to mechanical stress and wear. Overall, monolithic refractories perform exceptionally well in torpedo ladle applications due to their high heat resistance, corrosion resistance, thermal insulation properties, and mechanical strength. They can endure the extreme conditions and provide a reliable and long-lasting lining for torpedo ladles in the steelmaking industry.
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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Monolithic Refractories for Iron and Steel Industry - 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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