Monolithic Refractories Mesh Shape Castable for Fireplace and Industrial Furnace
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 kg
- Supply Capability:
- 3000000 kg/month
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Mesh Shape Castable For Fireplace and Industrial Furnace
Product Description:
Mesh shape castable is manufactured according to international standards. The product is famous for its excellent abrasion resistance and low thermal conductivity. Further, these can be provided in different specifications as required by the clients. The Mesh shape castables are used high purity raw materials and additives as the main material, and made of under superfine powder adding technology.
Product Advantages:
The material has excellent structural stability and air tightness, and has high physical and chemical properties, also has a fine working ability.They should be used with the same material products.They are widely used in various kinds of kiln lining.Such as boiler, blast furnace hot blast stove, heating furnace, ceramic kiln, etc.Furnaces of metallurgy industry, heat treatment furnace. Furnace of incineration of garbage, recirculating fluidized bed furnace. Furnaces of chemical industry and construction industry.
Product Applications:
For feature of Mesh shape castable, they have excellent abrasion resistance, thermal shock resistance, high-temperature resistance, anti-corrode and have high intensity.
Designed for refractory lining of blast furnace iron and slag runners, skimmers and soon
They can be used in troughs of small and mid size BFs and in all positions of the troughs where fast tapping is required.
Main Product Features:
1. High refractoriness, High refractoriness under load.
2. High density, low porosity.
3. Good slag resistance and corrosion resistance.
4. High strength and wear resistance.
5. Good resistance to flake performance.
6. Good thermal shock stability.
7. Scouring resistance
8. Good hot strength.
Product Specifications:
FAQ:
1. How you can control your quality?
For each production processing, we have complete QC system for the chemical composition
and Physical properties. After production, all the goods will be tested, and the quality certificate
will be shipped along with goods.
2. What's your delivery time?
It usually needs about 20days- 45 days after receiving the deposit.
3. Do you provide free samples?
Yes, we can provide a free sample for testing, If we have sample in stock,
The quantity based on the material type, The buyer should bear all the shipping costs.
4. What's your payment terms?
We can accept 30% deposit, 70% balance before shipment for ordrs over $ 2000.
5. Can we visit your Company?
Yes, certainly. You are very welcome to China and we will be honored to have a customer and friend.
Product Picture:
- Q: How do monolithic refractories contribute to energy efficiency in iron and steel production?
- Monolithic refractories contribute to energy efficiency in iron and steel production by providing superior insulation and heat containment properties. These refractories have low thermal conductivity, which minimizes heat loss and ensures that the intense temperatures required for the production process are maintained within the furnace or kiln. This reduces the need for excessive fuel consumption and enables more efficient use of energy resources. Additionally, monolithic refractories can withstand high temperatures without significant structural damage, prolonging their lifespan and reducing the frequency of replacement, further contributing to energy efficiency in the industry.
- Q: What are the challenges in using monolithic refractories in the iron and steel industry?
- The iron and steel industry faces significant challenges when it comes to using monolithic refractories. One of these challenges is the fact that monolithic refractories are more prone to thermal shock compared to traditional brick refractories. Unlike brick refractories, which are made from multiple materials and have strong structural integrity, monolithic refractories are made from a single material, which makes them more susceptible to cracking and failure when exposed to rapid changes in temperature. Another challenge lies in achieving consistent and uniform application of monolithic refractories. While brick refractories can be precisely shaped and fitted into specific areas, monolithic refractories are typically applied as a mortar-like mixture that is poured or sprayed into place. This process is more complex and requires skilled operators to ensure proper application and adhesion. Additionally, monolithic refractories have a shorter lifespan compared to brick refractories. They are more vulnerable to erosion and wear, especially in high-temperature environments and when exposed to harsh chemicals and slag. This means that regular maintenance and replacement of monolithic refractories are necessary, leading to increased downtime and costs for the iron and steel industry. Furthermore, selecting and customizing monolithic refractories can be challenging. The iron and steel industry has diverse operating conditions and requirements, making it difficult to find the right monolithic refractory composition and design that can withstand the specific demands of each application. Factors such as temperature, chemical composition, and mechanical stress must be carefully considered. In conclusion, although monolithic refractories offer advantages such as easy installation and versatility, their susceptibility to thermal shock, difficulty in achieving uniform application, shorter lifespan, and the need for customized selection present challenges for their effective use in the iron and steel industry.
- 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 be shaped and installed easily, making them suitable for various types of furnaces, including electric arc furnaces and induction furnaces. These refractories are composed of a single material, such as castables, gunning mixes, ramming mixes, and plastic refractories, which can withstand high temperatures and thermal shock. They are commonly used to line the walls, roofs, and bottoms of furnaces to provide insulation and protection against the extreme heat generated during the melting and refining processes. Monolithic refractories offer excellent resistance to chemical attack, erosion, and mechanical stress, making them ideal for use in electric arc furnaces and induction furnaces, where intense heat and harsh operating conditions are encountered.
- Q: How do monolithic refractories improve the quality and consistency of iron and steel products?
- Monolithic refractories play a crucial role in improving the quality and consistency of iron and steel products. These refractories are unshaped and can be easily molded and installed, providing several advantages over traditional brick refractories. Firstly, monolithic refractories offer better thermal insulation properties, ensuring effective heat management during the production process. By maintaining consistent and controlled temperatures, these refractories prevent thermal shocks and minimize thermal gradients, leading to reduced cracking and distortion in the final products. This results in improved dimensional stability and overall better quality. Furthermore, monolithic refractories have excellent resistance to thermal spalling and erosion. They can withstand high temperatures, chemical attacks, and mechanical stress, protecting the lining of the 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 provide a seamless lining. Unlike brick refractories, which have joints and gaps that can lead to heat loss and uneven distribution, monolithic refractories create 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. Monolithic refractories also 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 summary, monolithic refractories improve 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 enhance the efficiency and reliability of the production process, resulting in higher-quality final products that meet the industry's stringent standards.
- Q: What are the key considerations when selecting monolithic refractories for tundish applications?
- When selecting monolithic refractories for tundish applications, there are several key considerations that should be taken into account. First and foremost, the refractory material must have excellent thermal shock resistance. Tundishes are subjected to extreme temperature fluctuations, as molten metal is poured into them and then drained out. A refractory material with poor thermal shock resistance will quickly degrade and fail under these conditions, leading to costly repairs and downtime. Another important consideration is the refractory's resistance to chemical attack. Tundishes are often exposed to aggressive chemical environments, as they come into contact with molten metal and various slag compositions. The refractory material must be able to withstand these corrosive elements and maintain its integrity over time. Additionally, the refractory's mechanical strength is crucial. Tundishes are subject to physical stresses, such as the weight of the molten metal and the movement of the tundish itself. A weak refractory material will be prone to cracking and failure, jeopardizing the overall performance and longevity of the tundish. The ease of installation and repair should also be considered. Monolithic refractories are typically cast or gunned in place, so it is important to select a material that can be easily applied and shaped to fit the tundish design. Similarly, if repairs are necessary, the refractory material should be capable of being patched or replaced without significant disruption to operations. Finally, cost is always a consideration. While it is important to select a high-quality refractory material that meets the specific requirements of the tundish, it is also necessary to consider the overall cost-effectiveness. This includes the initial material cost, installation and repair expenses, and the expected lifespan of the refractory. In summary, the key considerations when selecting monolithic refractories for tundish applications include thermal shock resistance, chemical resistance, mechanical strength, ease of installation and repair, and cost-effectiveness. By carefully evaluating these factors, one can choose a refractory material that will provide optimal performance and durability in tundish applications.
- Q: How do monolithic refractories resist chemical attack from molten metals and slags?
- Monolithic refractories resist chemical attack from molten metals and slags due to their chemical composition and structure. They are typically designed with high levels of resistance to corrosion and erosion, making them suitable for harsh environments. Additionally, they have low porosity, which reduces the penetration of molten metals and slags into the refractory material. The presence of certain additives and bonding agents further enhances their chemical resistance, preventing reactions between the refractory and the molten substances. Overall, monolithic refractories offer a strong barrier against chemical attack, ensuring their durability and longevity in such demanding conditions.
- 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: What are the main challenges in designing the lining system with monolithic refractories?
- One of the main challenges in designing the lining system with monolithic refractories is achieving proper installation. Monolithic refractories are typically installed by casting, gunning, or shotcreting, which requires skilled labor and precise application techniques. Any errors or inconsistencies during installation can compromise the performance and longevity of the lining system. Another challenge is ensuring adequate bonding between the monolithic refractories and the existing structure. Proper adhesion is crucial to prevent refractory material from delaminating or separating from the underlying surface. Factors such as surface preparation, temperature differentials, and mechanical stress can affect the bond strength, requiring careful consideration during the design phase. The compatibility of monolithic refractories with various operating conditions is another challenge. Refractory materials are exposed to extreme temperatures, chemical reactions, and thermal cycling, which can lead to degradation and failure. Designing a lining system that can withstand these conditions requires a thorough understanding of the refractory properties and the specific requirements of the application. Furthermore, selecting the right monolithic refractory material for a given lining system is a significant challenge. There are various types of monolithic refractories available, each with its own strengths and weaknesses. Factors such as temperature range, chemical composition, thermal conductivity, abrasion resistance, and thermal shock resistance need to be considered when choosing the most suitable material for the application. Lastly, maintaining the integrity of the monolithic refractory lining system over its lifetime is a challenge. Regular inspections, repairs, and maintenance are necessary to address any issues such as cracks, erosion, or spalling. Developing a comprehensive maintenance plan and ensuring access to skilled personnel for repairs are essential aspects of designing a successful lining system with monolithic refractories.
- Q: How do monolithic refractories improve the efficiency of ladle and tundish drying furnaces?
- Monolithic refractories improve the efficiency of ladle and tundish drying furnaces in several ways. Firstly, monolithic refractories offer a high degree of thermal insulation. These refractories have low thermal conductivity, which means they can effectively reduce heat transfer from the furnace to the surrounding environment. This insulation property helps to minimize heat losses, allowing the furnace to maintain a higher temperature for a longer period of time. As a result, the drying process becomes more efficient as the heat is retained within the furnace, reducing the overall energy consumption. Secondly, monolithic refractories have excellent resistance to thermal shock. During the heating and cooling cycles of the furnace, rapid temperature changes can cause stress and cracks in the refractory material. However, monolithic refractories are designed to withstand these thermal shocks and maintain their structural integrity. This durability ensures a longer lifespan of the refractory lining, reducing the need for frequent repairs or replacements. Consequently, the furnace operates at optimal efficiency without the downtime associated with maintenance. Additionally, monolithic refractories provide good mechanical strength and abrasion resistance. These properties are crucial in ladle and tundish drying furnaces, as they are exposed to mechanical stresses and abrasive materials such as molten metal and slag. The use of monolithic refractories ensures that the lining can withstand these harsh conditions without undergoing structural damage. This resistance to wear and tear increases the overall efficiency of the furnace, as it can operate for longer periods without interruptions. Lastly, monolithic refractories offer greater design flexibility compared to traditional brick or tile refractories. Their ability to be cast or gunned onto the lining surface allows for easy installation and repair. This flexibility enables the furnace to be customized and adapted to specific requirements, ensuring optimal heat distribution and efficient drying processes. In conclusion, monolithic refractories improve the efficiency of ladle and tundish drying furnaces through their thermal insulation, resistance to thermal shock, mechanical strength, and design flexibility. By reducing heat losses, increasing durability, withstanding harsh conditions, and allowing for easy installation and repair, these refractories optimize the performance and energy efficiency of the furnaces.
- Q: What are the considerations for selecting monolithic refractories for reheating furnaces?
- When choosing monolithic refractories for reheating furnaces, there are several important factors to consider: 1. Temperature requirements: It is crucial to select monolithic refractories that can withstand the desired temperature range without experiencing significant thermal degradation or failure. These 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, which can cause cracking and spalling. Therefore, it is essential to choose monolithic refractories with good thermal shock resistance to prevent premature failure of the lining. 3. Mechanical strength: The monolithic refractories should have sufficient mechanical strength to withstand the stresses caused 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 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, so it is important to choose monolithic refractories with good abrasion resistance. This helps 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: Although 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. Therefore, it is crucial to assess the cost-effectiveness of different monolithic refractory options when selecting the most suitable one for the reheating furnace. By considering these factors, you can make an informed decision when choosing monolithic refractories for reheating furnaces, ensuring optimal performance, durability, and cost-effectiveness.
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Monolithic Refractories Mesh Shape Castable for Fireplace and Industrial Furnace
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 kg
- Supply Capability:
- 3000000 kg/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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