Sophie Meng’s Post

Corundum castables, which are high-alumina refractory materials containing a significant proportion of corundum, are widely used in the working lining of ladles in steelmaking due to their excellent properties.  一、Key Properties of Corundum Castables： High Refractoriness、Excellent Mechanical Strength、Superior Wear and Abrasion Resistance、Thermal Shock Resistance、Chemical Resistance、High Density and Low Porosity. Applications in Ladle Working Linings: 1.Corundum castables are used as the main working lining in ladles due to their ability to withstand high temperatures and resist wear.  2.These castables are particularly effective in the slag line and impact areas of the ladle, where the lining is subjected to intense wear and chemical attack from slag and molten steel. 3.Corundum castables are used to line the bottom and sidewalls of the ladle, providing a robust and heat-resistant barrier that protects the ladle shell and enhances thermal efficiency. 4.In some cases, corundum castables are used as a safety layer behind the main working lining. 二、Benefits of Using Corundum Castables in Ladle Working Linings: Extended Service Life、Improved Steel Quality、Enhanced Thermal Efficiency:、Reduced Maintenance Costs、Operational Reliability 三、Installation and Application Process： 1.The ladle shell is cleaned and prepared to ensure proper adhesion of the castable material. 2.Corundum castables are mixed with water or other binding agents according to the manufacturer's specifications to achieve the desired consistency. 3.The castable material is applied to the ladle lining using methods such as casting, gunning, or ramming. Care is taken to ensure even coverage and proper compaction. 4.After application, the castable lining is allowed to cure and dry, forming a solid and durable refractory layer. 5.The cured lining is inspected for any defects or weak spots, and necessary repairs are made to ensure the integrity of the ladle lining. #refractory

Corundum castables, which are high-alumina refractory materials containing a significant proportion of corundum, are widely used in the working lining of ladles in steelmaking due to their excellent properties. 一、Key Properties of Corundum Castables： High Refractoriness、Excellent Mechanical Strength、Superior Wear and Abrasion Resistance、Thermal Shock Resistance、Chemical Resistance、High Density and Low Porosity. Applications in Ladle Working Linings: 1.Corundum castables are used as the main working lining in ladles due to their ability to withstand high temperatures and resist wear. 2.These castables are particularly effective in the slag line and impact areas of the ladle, where the lining is subjected to intense wear and chemical attack from slag and molten steel. 3.Corundum castables are used to line the bottom and sidewalls of the ladle, providing a robust and heat-resistant barrier that protects the ladle shell and enhances thermal efficiency. 4.In some cases, corundum castables are used as a safety layer behind the main working lining. 二、Benefits of Using Corundum Castables in Ladle Working Linings: Extended Service Life、Improved Steel Quality、Enhanced Thermal Efficiency:、Reduced Maintenance Costs、Operational Reliability 三、Installation and Application Process： 1.The ladle shell is cleaned and prepared to ensure proper adhesion of the castable material. 2.Corundum castables are mixed with water or other binding agents according to the manufacturer's specifications to achieve the desired consistency. 3.The castable material is applied to the ladle lining using methods such as casting, gunning, or ramming. Care is taken to ensure even coverage and proper compaction. 4.After application, the castable lining is allowed to cure and dry, forming a solid and durable refractory layer. 5.The cured lining is inspected for any defects or weak spots, and necessary repairs are made to ensure the integrity of the ladle lining. amy@justhigh.com.cn #refractory

Integrated casting of steel ladles refers to the process of using monolithic refractories (such as castables) to create a seamless, joint-free lining inside a steel ladle. This method involves casting the refractory material directly into the ladle shell, creating a continuous lining that offers several advantages over traditional brick linings. Advantages of Integrated Casting for Steel Ladles 1.Seamless Lining No Joints、Reduced Weak Points 2.Improved Durability Increased Longevity、Resistance to Spalling 3.Flexibility in Design Customizable Thickness、Complex Shapes 4.Ease of Installation Simplified Process、Faster Turnaround 5.Improved Thermal Efficiency Better Insulation、Even Heat Distribution Key Considerations for Integrated Casting of Steel Ladles 1.Material Selection Refractory Type: The choice of castable material is crucial and depends on the specific requirements of the ladle, including the type of steel being produced, the operating temperature, and exposure to slag and molten metal. Common Materials: High-alumina, alumina-magnesia, and alumina-spinel castables are commonly used. Corundum castables may be selected for their high temperature and slag resistance. 2.Installation Process Mixing、Casting、Forms and Molds 3.Curing and Drying Initial Curing、Drying 4.Maintenance and Repair Regular Inspections、Patching 5.Operational Considerations Preheating: Proper preheating of the ladle before use is critical to prevent thermal shock and extend the life of the lining. Slag Management: Controlling the chemistry and behavior of slag can help reduce the wear and erosion of the lining. Challenges and Solutions 1.Proper Installation Expertise Required、Use of High-Quality Materials 2.Drying and Curing The drying and curing process must be carefully controlled to avoid common issues such as cracking, which can compromise the integrity of the lining. Continuous monitoring during the initial heats is important to ensure the lining performs as expected. #refractory

Concise list of the key points for refractory installation in the kiln, cooler, and preheater: 1. Select proper refractory material for each section (temperature, wear, chemical attack). 2. Clean surfaces for proper bonding. 3. Verify kiln alignment. 4. Account for thermal expansion with expansion joints. 5. Ensure quality bricks without defects. 6. Use compatible mortar with correct water ratio. 7. Store materials in a dry, covered area. 8. Install sufficient refractory anchors. 9. Use appropriate installation tools. 10. Ensure proper mixing of castables. 11. Orient bricks correctly (VDZ, ISO shapes). 12. Maintain uniform joints (3-5mm gaps). 13. Tighten key bricks to lock rings. 14. Ensure ring tightness in high-stress areas. 15. Avoid dust traps between bricks. 16. Use high alumina/magnesia bricks in the burning zone. 17. Maintain kiln’s cylindrical shape. 18. Install from kiln outlet to inlet. 19. Position cooling fans to prevent hot spots. 20. Supervise installation with experienced personnel. 21. Include proper expansion joints in the cooler. 22. Use abrasion-resistant refractory in cooler discharge. 23. Select bricks that handle thermal cycling in cooler. 24. Inspect cooler bed for settling and cracking. 25. Use high-strength bricks in water-cooled areas. 26. Protect cyclone inlets with wear-resistant refractory. 27. Ensure proper preheater lining to avoid flow disruptions. 28. Match refractory thickness to design specs. 29. Use acid-resistant bricks in alkali/sulfur zones. 30. Layer refractory (hot face and insulating back-up) where needed. 31. Follow curing and drying protocols. 32. Prevent moisture exposure pre-heating. 33. Use thermal insulation to improve energy efficiency. 34. Choose refractory with thermal shock resistance. 35. Install load-bearing refractory in stress areas. 36. Consider 2-3 mm SS base sheet installation. 37. Conduct regular post-installation inspections. 38. Balance kiln to avoid uneven stress on refractories. #GhulamJeelaniShah #ProcessOperation

Refractory mortar is a specialized type of mortar used for joining and repairing refractory bricks or other refractory materials in high-temperature applications, such as in ladles used in steelmaking. The characteristics of refractory mortar that make it suitable for use in ladles include: Key Characteristics of Refractory Mortar for Ladles 1.High Refractoriness 2.Chemical Resistance 3.Thermal Shock Resistance 4.Bonding Strength 5.Mechanical Strength 6.Ease of Application 7.Consistency and Homogeneity 8.Thermal Conductivity Applications in Ladles 1.Brick Jointing: Refractory mortar is used to join refractory bricks in the construction and lining of ladles. It ensures that the bricks are securely bonded and the joints are sealed to prevent penetration of molten metal and slag. 2.Repair and Maintenance: It is used for patching and repairing damaged or worn joints in the ladle lining. Quick and effective repairs can extend the life of the ladle and minimize downtime. 3.Sealing and Filling: The mortar is used to fill gaps, cracks, and voids in the ladle lining, ensuring a continuous and durable protective layer. 4.Protective Coating: In some cases, refractory mortar can be applied as a thin protective coating over existing refractory linings to enhance their resistance to chemical attack and thermal cycling. Refractory mortar's high refractoriness, chemical resistance, thermal shock resistance, strong bonding properties, and ease of application make it an essential material for constructing, maintaining, and repairing ladle linings in steelmaking. Its ability to withstand the demanding conditions inside a ladle ensures the longevity and reliability of the refractory lining, contributing to the efficiency and safety of the steelmaking process. Whatsapp：+86 18642292969 LinkedIn：https://lnkd.in/gxcNmFH3 Email：amy@justhigh.com.cn #refractory

Rotary valve for conveying cement ⛲ 🌁 : 🏭 You need a durable rotary valve for processing construction materials without interruptions. Opt for either the RVC/RFC Series valve (square-flange type) or a round-flange type, as they are easy to customize and maintain. 🏝 Choose rotors made of stainless steel or AR400 steel to withstand wear from abrasive materials like cement. Closed-end rotors offer extra protection for outboard bearings and endplates, especially suitable for extremely abrasive or flake materials. 🏝Apply coatings like hard chrome, heavy plate chrome, or tungsten to extend the valve's lifespan and minimize downtime. Optional attachments such as a shaft seal air purge kit and rotor pocket purge kit help maintain smooth material flow, preventing sticking and jamming. Following these recommendations ensures maximum durability and longevity for your rotary valve, reducing the need for frequent replacements. #RotaryValve #StainlessSteel #MaterialHandling #BulkMaterialHandling #FoodandBeverage #ChemicalIndustry #PowderHandling #AirlockValves #ProcessControl #FoodProcessing #engineer #rotaryairlock #dairy #powder #valvesupplier #valvemanufacturer #materialhandling #powderhandling #Шлюзовыезатвор #Zellenradschleusen #Rotovalvole #pneumaticconveying #BulkHandling #DustCollection #ConveyorFeeding #ChemicalProcessing

LSAW 3PE BULK SHIPMENT This is a batch of LSAW steel pipes in transit. Do you know what 3PE stands for? The three-layer polyethylene anti-corrosion layer is referred to as 3PE. The bottom layer is epoxy powder coating, and the middle layer is adhesive, which is polyethylene. The first layer of 3PE is epoxy coating, the second layer is adhesive, and the third layer is extruded polyethylene. The layers are closely bonded to each other to form a composite structure, which complements each other's strengths. It uses the strong bonding force between epoxy powder and the surface of the steel pipe to improve the adhesion; it uses the excellent mechanical strength, chemical stability, insulation, plant root penetration resistance, water penetration resistance, etc. of extruded polyethylene to Improving its overall performance makes the overall performance of the three-layer PE anti-corrosion coating more outstanding and comprehensive. It is suitable for harsh environments that require high mechanical properties, soil stress resistance and water-blocking properties of the covering layer, such as gravel soil. , stone sections, areas with high soil moisture content and developed plant root systems. For more, please visit: https://lnkd.in/eDaZDxKU or Contact: E-mail: rachel@eastern-steels.com #LSAWsteelpipe #BULKSHIPMENT #3PE #anticorrosion

Aquatechnik’s multi-layer pipe is available in 4m lengths and in coils (50m and 100m), with sizes ranging from 16mm to 75mm The structure of our pipe is comprised of five layers of tightly bound material, allowing it to be light, flexible and corrosion resistant. Both the inner and outer layers are made from cross-linked Polyethylene (PE-Xb), a polymer with high resistance to high temperatures and pressures. The central layer is comprised of longitudinally butt-welded aluminium pipe, which provides a barrier to oxygen and light while allowing installation flexibility and mechanical strength. Finally, two layers of adhesive bind the intermediate aluminium pipe to the inner and outer layers of Polyethylene.

Refractory mortar is a specialized type of mortar used for joining and repairing refractory bricks or other refractory materials in high-temperature applications, such as in ladles used in steelmaking. The characteristics of refractory mortar that make it suitable for use in ladles include: Key Characteristics of Refractory Mortar for Ladles 1.High Refractoriness 2.Chemical Resistance 3.Thermal Shock Resistance 4.Bonding Strength 5.Mechanical Strength 6.Ease of Application 7.Consistency and Homogeneity 8.Thermal Conductivity Applications in Ladles 1.Brick Jointing: Refractory mortar is used to join refractory bricks in the construction and lining of ladles. It ensures that the bricks are securely bonded and the joints are sealed to prevent penetration of molten metal and slag. 2.Repair and Maintenance: It is used for patching and repairing damaged or worn joints in the ladle lining. Quick and effective repairs can extend the life of the ladle and minimize downtime. 3.Sealing and Filling: The mortar is used to fill gaps, cracks, and voids in the ladle lining, ensuring a continuous and durable protective layer. 4.Protective Coating: In some cases, refractory mortar can be applied as a thin protective coating over existing refractory linings to enhance their resistance to chemical attack and thermal cycling. Refractory mortar's high refractoriness, chemical resistance, thermal shock resistance, strong bonding properties, and ease of application make it an essential material for constructing, maintaining, and repairing ladle linings in steelmaking. Its ability to withstand the demanding conditions inside a ladle ensures the longevity and reliability of the refractory lining, contributing to the efficiency and safety of the steelmaking process. Whatsapp：+86 13081226512 Email：sophie@justhigh.com.cn #refractory

What are the benefits of electro galvanized iron wire ？ Electro galvanized iron wire is a type of wire that is coated with a layer of zinc using an electrolytic process. This process involves placing the wire in an electrolytic bath with a solution of zinc sulfate and passing an electric current through it. This causes the zinc ions to bond to the wire's surface, creating a protective layer that helps to prevent corrosion. Electro galvanized iron wire is commonly used in a variety of applications that require strong, durable, and rust-resistant wire. It is often used in construction, agriculture, and manufacturing industries. One of the main benefits of electro galvanized iron wire is its excellent corrosion resistance. This is due to the composition of the zinc layer, which creates a barrier between the wire and the environment, preventing moisture and other corrosive agents from reaching the wire's surface. In addition to its corrosion resistance, electro galvanized iron wire is also known for its high tensile strength. This makes it ideal for use in applications where the wire is subjected to high stress or tension, such as in fencing or cable structures. Another advantage of electro galvanized iron wire is its affordability. It is typically less expensive than other types of wire coatings, making it a cost-effective choice for many applications. Galvanized iron wire is a versatile and reliable option for a wide range of applications that require strong, durable, and corrosion-resistant wire. Its ability to withstand harsh environments and its cost-effectiveness make it a popular choice for many industries. 5000 tons in stock available ORIGIN: China -- Happy to assist you ! Wa/Te: +86 18222098819