High-Quality Tungsten Carbide Knife for Copper Foil Cutting
Product Overview
The tungsten carbide copper foil slitting knife is a high-precision cutting tool made from tungsten carbide, specifically designed for cutting copper foil and other metal foils. This tool combines the hardness and toughness of tungsten carbide, maintaining sharpness and durability in high-intensity operations.
Main Features
- Material: High-quality tungsten carbide
- Shape: Circular or rectangular blade
- Size: Customized according to customer requirements, with common sizes ranging from 10mm to 300mm in diameter
- Color: Metallic gray
- Weight: Depends on specific size
Technical Specifications
- Hardness: Above HV1500
- Density: 14.5 - 15.5 g/cm³
- Temperature Resistance: Up to 1000ºC (1832ºF)
- Compressive Strength: >3500 MPa
- Edge Precision: 0.001mm
Main Application Fields
- Electronics Industry: For cutting copper foil, aluminum foil, and other metal foils
- Printed Circuit Board Manufacturing: Precision slitting of copper foil and copper-clad laminates
- Metal Processing: Precision cutting of various thin metal sheets
- Aerospace: Cutting metal foils requiring high strength and wear resistance
- Automotive Industry: Slitting metal foils for batteries and electronic components
Product Advantages
- Ultra-high Hardness: Tungsten carbide material provides excellent hardness, ensuring the tool remains sharp during high-intensity operations.
- Strong Wear Resistance: Maintains high cutting performance even with frequent use.
- High Precision: High edge precision ensures stable cutting quality, reducing material waste.
- Long Lifespan: Long service life reduces replacement frequency and maintenance costs.
- Versatility: Suitable for slitting various metal materials, offering strong flexibility.
Processing of Tungsten Carbide
The production and processing of tungsten carbide, an important hard alloy material used in the manufacturing of cutting tools, drill bits, and abrasive tools, involve several steps. Here is a general outline of the tungsten carbide production and processing workflow:
- Raw Material Selection: Choose high-purity tungsten powder and carbon powder as raw materials to ensure the produced tungsten carbide exhibits excellent properties.
- Material Mixing: Blend the selected tungsten and carbon powders in specific proportions to form a uniform mixture.
- Pressing: Place the mixture into molds and subject it to high pressure to achieve the desired shape.
- Initial Sintering: Place the pressed blank in a high-temperature furnace for initial sintering, forming a preliminary structure.
- Powder Metallurgy Sintering: Subject the preliminarily sintered blank to powder metallurgy sintering, utilizing high temperature and pressure to facilitate the complete reaction between carbon and tungsten, resulting in tungsten carbide.
- Heat Treatment: Conduct heat treatment on the sintered product to adjust its crystal structure and properties, enhancing hardness and wear resistance.
- Product Machining: Process the heat-treated blank through cutting, grinding, and other machining techniques to produce the final tungsten carbide products.
- Surface Treatment: Optionally perform surface treatments such as coating or polishing to improve surface properties as needed.
- Quality Inspection: Conduct quality checks on the finished tungsten carbide products to ensure they meet specified technical standards and customer requirements.
Each step in this process requires precise control to ensure the final product possesses the desired physical and chemical properties. While variations may exist among different manufacturers and products, this serves as a general overview of the tungsten carbide production and processing workflow.
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