Product Introduction: Industrial Sinking Rolls
Overview
Industrial Sinking Rolls, also known as sinker rolls or galvanizing sink rolls, are essential components in continuous galvanizing lines (CGL) and other metal processing applications. These robust, cylindrical rolls are designed to guide steel strips through molten zinc baths, ensuring smooth and efficient galvanizing processes.
Key Features and Benefits
High-Quality Materials
Sinking rolls are typically made from high-grade stainless steel alloys such as 316L, 317L, and Cr22Ni4, which offer excellent corrosion resistance and thermal stability.
Enhanced Durability and Performance
Surface Treatments
Customization Options
Sinking rolls can be customized to meet specific application requirements, including different diameters, lengths, and surface groove designs. This flexibility ensures optimal performance across various industrial processes.
Extended Service Life
The combination of high-quality materials, advanced manufacturing techniques, and surface coatings significantly extends the service life of the rolls, reducing maintenance costs and downtime.
Technical Specifications
| Parameter | Description |
|---|
| Material | 316L, 317L, Cr22Ni4, and other high-grade stainless steel alloys |
| Diameter Range | 100 mm to 1600 mm |
| Length | Customizable to meet specific requirements |
| Coating Options | Tungsten carbide, cermet, and other advanced materials |
| Surface Hardness | Up to HRA 78-90 (depending on coating material) |
| Operating Temperature | 500°C to 700°C |
| Application | Continuous galvanizing lines, aluminizing lines, plate heating furnaces |
Applications
Industrial Sinking Rolls are widely used in various industries, including:
Steel Manufacturing: Continuous galvanizing lines for producing high-quality galvanized steel sheets.
Automotive and Aerospace: For precision rolling and forming processes.
Chemical Processing: Handling corrosive materials in high-temperature environments.
FAQ
Q1: What materials are commonly used for sinking rolls?
A1: Sinking rolls are typically made from high-grade stainless steel alloys such as 316L, 317L, and Cr22Ni4. These materials offer excellent corrosion resistance and thermal stability.
Q2: How can the surface of the rolls be treated to enhance durability?
A2: The rolls can be coated with tungsten carbide or other advanced materials using high-velocity oxy-fuel (HVOF) or plasma spraying techniques. These coatings significantly improve wear resistance and service life.
Q3: Can the rolls be customized for specific applications?
A3: Yes, the rolls can be customized in terms of diameter, length, and surface design to meet specific application requirements.
Q4: What is the typical operating temperature range for sinking rolls?
A4: The typical operating temperature range for sinking rolls is 500°C to 700°C.
Q5: How do sinking rolls contribute to the galvanizing process?
A5: Sinking rolls guide steel strips through molten zinc baths, ensuring smooth and efficient galvanizing. They play a crucial role in maintaining the stability and quality of the galvanizing process
