Monolithic Refractories Ceramic Lined Ceramic Ball Valve for Iron and Steel Industry
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 pc
- Supply Capability:
- 3000 pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
You Might Also Like
Application:
Applied in any media, expect HF (Hydrofluoric Acid) or glass solution, with max. temperature up to 500°C or max pressure 5.0 Mpa, such as high corrosion, high attrition and middle pressure.
Structural: 3-part flange type float ball valve Flange standards follow DIN/ANSI/API/JIS
l Excellent wear-proof property of ceramic enables this valve have high reliability and prolonged lifespan which is 2-4times as much as Titannium Alloy and Monel Metal valve.
l Elastic O ring fit between metal part and ceramic part makes the whole part high sealing capacity, unables the two parts blind, and avoid the ball broken.
l Valve steams are selected among 316/316L stainless steel, HC alloy, Monel Alloy, structural ceramic.
l Completely symmetric design ensures dual leak-proof and two-direction usage to prolong its lifespan to twice.
All parts that connect the medium are made of structural ceramics with extremely high chemical stability and hardness (HRC 90), which is only inferior to diamond. So the valve features exceedingly high wear-proof capability, corrosion resisting, enduring capability, good heat insulation, small thermal expansion.
The valve is unique in granule medium of high hardness, or erosive soft granule and is the only choice for such medium. They are wisely used in FDG System, Slag system and LNCFS in power plant, saline water and distilling processes in alkali works, paper pulp system in paper mill, and so on.
The ball is processed by advanced polishing equipment and technology that can ensure high circularity, good surface quality,.
The self-lubricating capability of ZrO2, ensure the good sealing performance between the ball and its seat. It is thoroughly free from the defects of easy leakage, big torque, non-resistance sealing surface comparing with metal sealing valve.
ZrO2 Composition Chart of MZ Ceramic Ball Valve
NO. | Physical Property | Parameter |
1 | Crystal | >85% cubic, the rest monoclinic |
2 | Lg. Loss | 0.8%-1.0% |
3 | Average | 0.4-0.7um |
4 | Apparent Density | >0.4g/cc |
5 | ZrO2 Purity | >99.95% |
6 | Tapped Density | >0.8g/cc |
- Q:How do monolithic refractories help in enhancing the durability of iron and steel equipment?
- Monolithic refractories play a crucial role in enhancing the durability of iron and steel equipment by providing high resistance to extreme temperatures, chemical attack, and mechanical wear. These refractories are composed of a single, homogeneous material, making them more robust and reliable compared to traditional brick or castable refractories. The high-temperature resistance of monolithic refractories allows them to withstand the extreme heat generated in iron and steel manufacturing processes, such as melting, casting, and forging. They can withstand temperatures exceeding 3000°F (1650°C) without losing their structural integrity, preventing premature failure of the equipment. This thermal resistance helps to maintain the shape and structure of the refractory lining, ensuring the efficient and consistent performance of the equipment. In addition to high heat resistance, monolithic refractories also exhibit excellent chemical resistance. Iron and steel equipment often comes into contact with corrosive substances, such as molten metal, slag, and various chemical compounds. The monolithic refractories' ability to resist chemical attack prevents degradation and erosion of the equipment's lining, extending its lifespan. Furthermore, monolithic refractories provide exceptional mechanical strength and wear resistance. The continuous exposure to abrasive materials, physical impacts, and mechanical stress can cause severe damage to the equipment. However, the dense and compact structure of monolithic refractories makes them highly resistant to mechanical wear, minimizing the risk of erosion and spalling. The flexibility and versatility of monolithic refractories are also advantageous in enhancing the durability of iron and steel equipment. They can be easily molded, shaped, and installed in complex geometries, ensuring a tight and precise fit. This eliminates the formation of gaps or weak points, which could lead to thermal or chemical leakage, reducing the risk of equipment failure. Overall, the use of monolithic refractories in iron and steel equipment significantly enhances its durability by providing exceptional resistance to high temperatures, chemical attack, and mechanical wear. These refractories ensure the longevity and reliability of the equipment, resulting in improved operational efficiency and cost-effectiveness in the iron and steel industry.
- Q:How do monolithic refractories improve the thermal efficiency of iron and steel furnaces?
- Monolithic refractories improve the thermal efficiency of iron and steel furnaces by providing superior insulation and heat containment properties. These refractories are designed to withstand extreme temperatures and resist thermal shock, ensuring minimal heat loss from the furnace. Additionally, monolithic refractories have low thermal conductivity, allowing for better heat distribution and retention within the furnace. This enhanced thermal efficiency leads to reduced energy consumption and higher productivity in the iron and steel manufacturing process.
- Q:What are the key properties of gunning mixes used for monolithic refractory repairs?
- The key properties of gunning mixes used for monolithic refractory repairs include: 1. High durability: Gunning mixes should have excellent resistance to thermal shock, abrasion, and chemical attack. This ensures that the repaired refractory material can withstand the harsh conditions in industrial furnaces and kilns. 2. High strength: Gunning mixes should have a high compressive strength to provide structural integrity to the repaired refractory lining. This is especially important in areas that are subjected to high mechanical stress or load. 3. Easy application: Gunning mixes should have good gunning properties, allowing for easy and efficient application. They should have the ability to be sprayed or gunned onto the surface to be repaired, providing a smooth and even coating. 4. Quick setting and drying: Gunning mixes should have a fast setting and drying time to minimize downtime during repairs. This ensures that the repaired refractory lining can be quickly put back into service, reducing production losses. 5. Good adhesion: Gunning mixes should have excellent adhesion to the existing refractory material. This ensures a strong bond between the new repair material and the old lining, preventing any potential delamination or separation. 6. Thermal stability: Gunning mixes should have a high resistance to thermal cycling and temperature fluctuations. They should be able to maintain their structural integrity and mechanical properties even under extreme heat conditions. 7. Chemical compatibility: Gunning mixes should be chemically compatible with the materials they come into contact with, such as molten metals or corrosive gases. This ensures that the repaired refractory lining can withstand the corrosive effects of these substances. Overall, the key properties of gunning mixes for monolithic refractory repairs are focused on providing durability, strength, easy application, quick setting, good adhesion, thermal stability, and chemical compatibility. These properties ensure that the repaired refractory lining can effectively withstand the harsh operating conditions in industrial furnaces and kilns, prolonging their lifespan and reducing maintenance costs.
- Q:How do monolithic refractories help in improving the quality of iron and steel products?
- Several ways exist in which monolithic refractories play a crucial role in enhancing the quality of iron and steel products. Firstly, these refractories are utilized for lining furnaces and other high-temperature equipment in the iron and steel industry. By offering excellent thermal insulation, monolithic refractories aid in maintaining a consistent and controlled temperature inside the furnace, thus ensuring efficient heating and melting of metals. Furthermore, the utilization of monolithic refractories aids in reducing heat loss, thereby enhancing the energy efficiency of the process. This not only leads to cost savings but also minimizes the environmental impact associated with high energy consumption. Additionally, the insulation properties of monolithic refractories contribute to the reduction of thermal stresses within the furnace, preventing cracks and other structural damages that could potentially affect the quality of the iron and steel products. Moreover, monolithic refractories possess exceptional resistance to chemical reactions, corrosion, and erosion caused by molten metals, slag, and other harsh substances. This resistance helps in maintaining the integrity of the refractory lining, preventing the contamination of iron and steel products by unwanted impurities. As a result, the quality of the final products, such as steel bars, sheets, or pipes, is enhanced, meeting the desired specifications and industry standards. Another advantage offered by monolithic refractories is their ability to provide a sleek and pristine lining surface. This smoothness minimizes the adherence of slag, molten metal, and other by-products, thereby reducing the risk of defects and ensuring a higher-quality finish for the iron and steel products. Additionally, the clean lining surface facilitates easy maintenance and cleaning, enabling efficient and effective operations. In conclusion, monolithic refractories significantly contribute to the improvement of iron and steel product quality through their exceptional thermal insulation, resistance to chemical reactions, erosion, and corrosion, as well as their ability to provide a sleek and pristine lining surface. By ensuring consistent temperatures, reducing heat loss, preventing structural damages, and maintaining a clean environment, monolithic refractories enhance the overall efficiency and integrity of the iron and steel production process, resulting in high-quality end products.
- 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 are monolithic refractories installed and repaired in iron and steel applications?
- Monolithic refractories in iron and steel applications are installed by carefully preparing the surface, followed by applying and compacting the refractory material using various techniques like gunning, casting, ramming, or shotcreting. In terms of repair, damaged sections are usually removed and replaced with fresh refractory material, ensuring proper bonding and compaction to restore the integrity of the lining. Regular inspections and maintenance are essential to identify and address any potential issues promptly.
- Q:How do monolithic refractories resist thermal shock in the iron and steel industry?
- Monolithic refractories are designed specifically to withstand thermal shock in the iron and steel industry, achieved primarily through their unique composition and structure. To begin, high-quality raw materials, such as alumina, magnesia, and silica, are used to create monolithic refractories. These materials are chosen carefully for their excellent thermal properties, including a high melting point, low thermal conductivity, and favorable thermal expansion characteristics. The manufacturing process of monolithic refractories involves precise control over the distribution of grain sizes and the addition of bonding agents. This results in a dense and uniform structure, enhancing their resilience against thermal shock. The bonding agents also play a crucial role in strengthening and maintaining the integrity of the refractories. Furthermore, additives are often incorporated into monolithic refractories to increase their resistance to thermal shock. These additives, such as zirconia, silicon carbide, or graphite, enhance the refractories' ability to endure rapid temperature changes. Moreover, monolithic refractories are designed with low porosity to minimize the penetration of molten metal or slag into the material. This helps prevent the formation of cracks and spalling, which can occur due to thermal shock. In addition, monolithic refractories are commonly applied as a lining or coating on furnace surfaces or other equipment. This creates a protective barrier, reducing direct exposure to extreme temperatures and thermal cycling. Overall, the combination of high-quality raw materials, meticulous manufacturing processes, additives, low porosity, and appropriate application techniques make monolithic refractories highly resistant to thermal shock in the iron and steel industry. They can endure rapid temperature changes, prevent cracks, and maintain their structural integrity, ensuring the reliable and efficient operation of furnaces and other equipment in this demanding industry.
- Q:What are the key properties of pumpable refractories used for monolithic refractory applications?
- The key properties of pumpable refractories used for monolithic refractory applications include high flowability, good workability, excellent bonding strength, and high resistance to thermal shock. These pumpable refractories should also possess good pumpability and be able to withstand the intense heat and mechanical stress in the application environment. Additionally, they should have low water demand, high chemical resistance, and the ability to maintain their properties even after exposure to high temperatures.
- Q:What are the factors to consider when selecting monolithic refractories for specific applications?
- When selecting monolithic refractories for specific applications, several factors need to be considered. These include the operating temperature, chemical composition of the material being processed, mechanical stresses, thermal cycling, and the presence of any corrosive or erosive agents. Additionally, the refractory's thermal conductivity, porosity, density, and its ability to resist thermal shock and spalling are crucial factors to take into account. The availability and cost of the refractory material, as well as the installation and maintenance requirements, should also be considered during the selection process.
- 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.
1. Manufacturer Overview |
|
|---|---|
| Location | |
| Year Established | |
| Annual Output Value | |
| Main Markets | |
| Company Certifications | |
2. Manufacturer Certificates |
|
|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
|
|---|---|
| a)Trade Capacity | |
| Nearest Port | |
| Export Percentage | |
| No.of Employees in Trade Department | |
| Language Spoken: | |
| b)Factory Information | |
| Factory Size: | |
| No. of Production Lines | |
| Contract Manufacturing | |
| Product Price Range | |
Send your message to us
Monolithic Refractories Ceramic Lined Ceramic Ball Valve for Iron and Steel Industry
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 pc
- Supply Capability:
- 3000 pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
Similar products
Hot products
Hot Searches
Related keywords
