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EDM Machining in Mold Industry Explained

EDM (Electrical Discharge Machining) is a critical process in mold manufacturing used to create complex shapes that CNC cannot achieve.

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Introduction

EDM (Electrical Discharge Machining) is a critical process in mold manufacturing used to create complex shapes that CNC cannot achieve.

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Introduction

EDM (Electrical Discharge Machining) is a critical process in mold manufacturing used to create complex shapes that CNC cannot achieve.

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What Is EDM?

EDM removes material using controlled electrical sparks.

Electrode → Spark Erosion → Material Removal

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Types of EDM

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1. Wire EDM

Used for precision cutting.

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2. Sink EDM

Used for cavity shaping.

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Why EDM Is Important

EDM is used when:
Geometry is too complex
Hard steel is used
Sharp internal corners are required

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Advantages

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High precision

Works on hardened steel
No mechanical stress

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Limitations

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Slow process

Higher cost than CNC
Requires electrode design

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Conclusion

EDM is essential for modern mold manufacturing, especially for high-precision and complex structures.

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FAQ

Common questions about electronics CNC machining.

What is EDM Machining in Mold Industry Explained?

EDM (Electrical Discharge Machining) is a critical process in mold manufacturing used to create complex shapes that CNC cannot achieve.

Which CNC machines are commonly used for this topic?

HYR vertical machining centers, gantry machining centers and 5 axis machining centers are selected according to mold size, material hardness, tolerance and surface finish requirements.

How does this topic connect to mold manufacturing?

It supports the mold manufacturing process by improving precision, stability, surface quality, cycle time or long-term production reliability.

Application Proof

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