Castable Refractory Cement 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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Castable Refractory Cement For Fireplace and Industrial Furnace
Product Description:
Gunning 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 gunning 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.
Product Applications:
For feature of gunning 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.
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 perform in rotary hearth furnace applications?
- The performance of monolithic refractories in rotary hearth furnaces is well-known. These refractories are specifically designed to endure the extreme temperatures and harsh conditions found in these furnaces, making them the ideal choice for this particular application. One major advantage of monolithic refractories is their resistance to thermal shock. In rotary hearth furnaces, the material being processed is subjected to rapid heating and cooling cycles, which can cause significant stress on the refractory lining. Monolithic refractories have excellent thermal conductivity and low thermal expansion, enabling them to withstand these temperature fluctuations without cracking or spalling. Another important characteristic of monolithic refractories is their exceptional resistance to abrasion. In rotary hearth furnaces, the material being processed may contain abrasive particles that can wear down the refractory lining over time. Monolithic refractories are formulated with high-quality aggregates and binders that provide superior abrasion resistance, resulting in a longer lifespan for the lining. Moreover, monolithic refractories exhibit good chemical resistance, making them suitable for various applications in rotary hearth furnaces. They can withstand exposure to different chemical substances, such as molten metals, slags, and gases, without undergoing significant chemical reactions or degradation. This chemical stability ensures that the refractory lining remains intact and performs well in the demanding environment of a rotary hearth furnace. Additionally, monolithic refractories offer excellent flexibility during installation. Unlike traditional brick or tile refractories, which require complex installation procedures, monolithic refractories can be easily shaped and applied in-situ using methods like gunning, casting, or ramming. This flexibility allows for quicker and more efficient repairs or replacements of the lining, reducing downtime and maintenance costs. In conclusion, monolithic refractories are highly reliable and efficient in rotary hearth furnace applications. Their ability to withstand thermal shock, abrasion, and chemical attack, along with their easy installation, make them the preferred choice for lining materials in these demanding environments.
- Q: How do monolithic refractories perform in reheating furnace applications?
- Monolithic refractories are highly effective in reheating furnace applications due to their exceptional thermal stability, strength, and resistance to thermal shock. These refractories are designed to withstand high temperatures, rapid temperature changes, and harsh operating conditions commonly found in reheating furnaces. One of the key advantages of monolithic refractories in reheating furnace applications is their ability to provide a seamless lining. Unlike traditional brick refractories, which require extensive installation and joints, monolithic refractories can be easily applied as a single, homogeneous layer. This eliminates the risk of thermal stress and cracking at joints, ensuring a more reliable and durable lining. Additionally, monolithic refractories offer excellent thermal insulation properties, which help to conserve energy and reduce heat loss in the reheating furnace. This not only improves the overall efficiency of the furnace but also reduces operational costs. Moreover, monolithic refractories exhibit high mechanical strength, allowing them to withstand the mechanical stress and abrasion caused by the movement of the furnace charge. They also have good resistance to chemical attack from gases, slags, and molten metals commonly encountered in reheating furnace operations. Furthermore, monolithic refractories can be easily repaired or patched, minimizing downtime and ensuring continuous furnace operation. Their ability to be easily shaped and molded to fit various furnace geometries also makes them highly versatile and adaptable to different reheating furnace designs. Overall, monolithic refractories offer exceptional performance in reheating furnace applications by providing superior thermal stability, strength, and resistance to thermal shock. Their seamless lining, thermal insulation properties, and resistance to mechanical and chemical stress make them an ideal choice for ensuring reliable and efficient furnace operation.
- Q: How do monolithic refractories prevent thermal radiation in the iron and steel industry?
- Monolithic refractories play a crucial role in preventing thermal radiation in the iron and steel industry. Thermal radiation refers to the transfer of heat energy through electromagnetic waves, and it can be a significant challenge in this industry due to the high temperatures involved. Monolithic refractories, which are single-piece refractory materials, are designed to have excellent thermal insulation properties. They have low thermal conductivity, which means they are not good conductors of heat. This property allows them to act as a barrier against thermal radiation. When used in the iron and steel industry, monolithic refractories are typically applied as linings in furnaces, ladles, and other equipment that are exposed to extremely high temperatures. These linings serve as a protective layer, preventing the heat from escaping and reducing the amount of thermal radiation emitted. Additionally, monolithic refractories have high emissivity, which refers to their ability to absorb and re-emit thermal radiation. This property allows them to effectively capture and contain the heat within the equipment, minimizing the amount of radiation that escapes into the surroundings. By preventing thermal radiation, monolithic refractories help to maintain the desired temperatures within the iron and steel production process. This is crucial for achieving efficient and controlled operations, as well as ensuring the quality of the final products. Furthermore, the use of monolithic refractories in the iron and steel industry also contributes to energy savings. By reducing the heat loss through thermal radiation, less energy is required to maintain the desired temperatures, resulting in lower energy consumption and cost savings. In conclusion, monolithic refractories are essential in preventing thermal radiation in the iron and steel industry. Their excellent thermal insulation properties, low thermal conductivity, and high emissivity make them effective barriers against heat transfer through radiation. By minimizing heat loss and ensuring controlled temperatures, monolithic refractories contribute to efficient operations, high-quality products, and energy savings.
- Q: How are monolithic refractories used in the iron and steel industry?
- Monolithic refractories are used in the iron and steel industry for various applications such as lining furnaces, ladles, and tundishes, as well as repairing and maintaining the refractory linings. These refractories are often in the form of a dense, one-piece structure that can withstand high temperatures, thermal shocks, and chemical attacks from molten metals and slag. They provide insulation, corrosion resistance, and mechanical strength to the equipment and structures used in iron and steel production, ensuring efficient and reliable operations.
- Q: What are the key properties of monolithic refractories?
- The key properties of monolithic refractories include high strength, thermal shock resistance, erosion and abrasion resistance, good thermal conductivity, and excellent chemical resistance. These properties make monolithic refractories suitable for applications where high temperatures, harsh environments, and mechanical stresses are present, such as in furnaces, kilns, and reactors.
- Q: How do monolithic refractories withstand the thermal cycling in coke oven applications?
- Monolithic refractories are able to withstand the thermal cycling in coke oven applications due to their high thermal shock resistance and low thermal conductivity. They have a unique composition and structure that allows them to expand and contract without cracking or spalling under extreme temperature fluctuations. Additionally, their dense and homogeneous structure minimizes heat transfer, allowing them to maintain their integrity and strength even in the harsh conditions of coke oven operations.
- Q: What are the key properties of shotcrete mixes used for monolithic refractory applications?
- The key characteristics of shotcrete mixes utilized in monolithic refractory applications are as follows: 1. Strong: Shotcrete mixes for monolithic refractory applications must possess a high level of compressive strength in order to withstand the intense temperatures and stresses endured in refractory environments. This ensures that the shotcrete lining remains intact and provides effective insulation and protection. 2. Minimal Porosity: Shotcrete mixes should exhibit low porosity to minimize the infiltration of gases and liquids into the refractory lining. This is crucial in preventing corrosion and degradation of the lining, ensuring its long-lasting durability. 3. Thermal Stability: Shotcrete mixes must demonstrate exceptional thermal stability to endure the extreme heat conditions encountered in refractory applications. They should also possess low thermal conductivity to effectively insulate the structure and prevent heat transfer, thus preserving the integrity of the refractory lining and optimizing its performance. 4. Resistant to Wear and Tear: Shotcrete mixes used in monolithic refractory applications should have high resistance to abrasion, enabling them to withstand the mechanical wear caused by the movement of materials and particles. This property ensures that the refractory lining remains intact and provides effective protection against erosion. 5. Resistant to Chemicals: Shotcrete mixes should be resistant to chemical attacks from molten metals, slag, and other corrosive substances commonly found in refractory applications. This resistance helps to maintain the integrity of the lining and extend its service life. 6. Easy to Work with: Shotcrete mixes should exhibit good workability to facilitate easy placement and application. This allows for efficient and precise installation of the refractory lining, ensuring the desired thickness and coverage. In summary, shotcrete mixes utilized in monolithic refractory applications must possess a combination of high strength, low porosity, thermal stability, abrasion resistance, chemical resistance, and workability in order to guarantee optimal performance and durability in refractory environments.
- Q: How are monolithic refractories installed and repaired in iron and steel applications?
- To ensure optimal performance and longevity in iron and steel applications, specific procedures are employed for the installation and repair of monolithic refractories. The installation process typically involves the following steps: 1. Proper surface preparation is crucial. This entails removing loose material, dirt, and dust to create a smooth and clean substrate that facilitates good adherence of the refractory material. 2. The refractory material, supplied as dry powders or granules, is mixed with water or a specific bonding agent according to the manufacturer's instructions to achieve the desired properties. 3. The mixed refractory material is then applied to the prepared surface using techniques such as troweling, spraying, or casting, depending on the installation requirements and the type of monolithic refractory. 4. Curing is necessary to maximize the strength and durability of the refractory material. The curing process can involve air drying, heat treatment, or a combination of both, in accordance with the specific refractory material's recommendations. When it comes to repairing monolithic refractories in iron and steel applications, the following steps are generally followed: 1. Thorough assessment of the damaged area or component is conducted to determine the extent of the damage and the appropriate repair method. 2. The damaged monolithic refractory material is carefully removed using suitable tools and techniques while ensuring the underlying substrate remains intact. 3. Similar to the installation process, the surface where the repair will take place is cleaned and prepared by removing any loose material, dirt, and dust. 4. The repair material, typically the same or similar to the original monolithic refractory, is mixed and applied to the damaged area. The application method may vary depending on the nature of the repair and the specific requirements of the refractory material. 5. The repaired area is properly cured and inspected to ensure the quality and effectiveness of the repair, following the manufacturer's guidelines for curing and post-repair inspection procedures. In conclusion, the meticulous execution of surface preparation, proper mixing and application of refractory material, and appropriate curing procedures are essential for the installation and repair of monolithic refractories in iron and steel applications. These steps guarantee reliable and durable refractory linings, which are vital for the efficient operation of iron and steel processes.
- Q: What are the typical applications of monolithic refractories in blast furnaces?
- Monolithic refractories are widely used in blast furnaces due to their unique properties and applications. These refractories are composed of a single, homogeneous material that can be shaped and installed in various forms without the need for joints or seams. This characteristic makes them ideal for lining and protecting the different zones of a blast furnace. One typical application of monolithic refractories in blast furnaces is the lining of the hearth. The hearth is the bottom part of the furnace where molten iron and slag accumulate. Monolithic refractories are used to create a durable and heat-resistant lining that can withstand the extreme temperatures and chemical reactions occurring in this area. Another common application is the lining of the bosh, which is the transition zone between the hearth and the stack of the blast furnace. The bosh is subjected to high temperatures and mechanical stresses due to the movement of the burden materials. Monolithic refractories with high thermal shock resistance and abrasion resistance are used to ensure the longevity and efficiency of the bosh. Monolithic refractories are also used for the lining of the stack and the tuyere area. The stack is the vertical part of the furnace where the reduction of iron ore takes place. The tuyere area is where the hot blast of air is injected into the furnace. Both of these areas require refractories that can withstand high temperatures, chemical reactions, and mechanical stresses. Furthermore, monolithic refractories are used for repairs and maintenance in blast furnaces. Due to the harsh conditions inside the furnace, the lining may deteriorate over time. Monolithic refractories can be easily applied as patching materials to restore the integrity of the lining and extend the furnace's lifespan. In summary, the typical applications of monolithic refractories in blast furnaces include lining the hearth, bosh, stack, and tuyere area, as well as for repairs and maintenance. These refractories provide excellent thermal shock resistance, abrasion resistance, and durability, making them essential for the efficient operation of blast furnaces in the iron and steel industry.
- Q: What are the recommended storage and handling practices for monolithic refractories?
- The recommended storage and handling practices for monolithic refractories include storing them in a dry and covered area to prevent moisture absorption, avoiding direct contact with the ground to prevent contamination, and ensuring proper ventilation to prevent condensation. It is important to handle them with care, avoiding dropping or hitting them, and using appropriate lifting equipment when necessary. Additionally, following the manufacturer's guidelines for installation, curing, and drying processes is crucial to ensure optimal performance and longevity of the monolithic refractories.
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Castable Refractory Cement 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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