Material:

• Copper: Commonly used due to its excellent electrical and thermal conductivity. It is ideal for machining fine details.
• Brass: Often chosen for its balance between conductivity, machinability, and cost-effectiveness.
• Tungsten and Tungsten Carbide: Used for machining hard materials due to their high melting points and resistance to wear.
• Graphite: Preferred for certain applications due to its thermal resistance and ease of machining into complex shapes.

Construction:

• Solid Tubes: Simple, cylindrical rods used for standard EDM applications.
• Tubular Electrodes: Hollow tubes designed for efficient flushing of dielectric fluid and debris removal, enhancing machining speed and accuracy.
• Multi-channel Tubes: Feature multiple internal channels to improve dielectric fluid flow and cooling, particularly useful in deep-hole drilling.

Size and Shape:

• Diameter: Varies from very fine (a fraction of a millimeter) to larger sizes depending on the precision and scale of the machining task.
• Length: Customizable according to the depth of the cut required and the reach needed for the specific application.
• Shape: Can be customized to specific geometries, including round, square, hexagonal, and more complex profiles for specialized applications.

Coating:

• Copper-Tungsten Coating: Enhances the durability and performance of the electrode, particularly in high-precision tasks.
• Other Specialized Coatings: Applied to reduce wear and improve the efficiency and lifespan of the electrodes in specific machining conditions.

Applications:

• Micro-hole Drilling: Ideal for producing very fine holes in materials like aerospace alloys and medical devices.
• Complex Geometries: Used to create intricate shapes and detailed features in molds and dies.
• Hard Material Machining: Suitable for cutting hard materials such as hardened steels, carbides, and exotic alloys.

Performance Characteristics:

• High Precision: Enables the creation of detailed and accurate features with tight tolerances.
• Good Surface Finish: Capable of achieving fine surface finishes, reducing the need for secondary finishing operations.
• Wear Resistance: Designed to withstand the wear and tear of continuous EDM operations, maintaining consistency and accuracy over prolonged use.
• Efficient Flushing: Tubular and multi-channel designs ensure efficient removal of debris and heat, maintaining the integrity of the workpiece and the electrode.

These attributes make EDM electrode tubes indispensable tools in industries requiring high precision and detailed machining capabilities, such as aerospace, automotive, medical, and mold manufacturing.

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