Wire Electric Discharge Machining (Wire EDM)

Wire Electric Discharge Machining (Wire EDM) is a sophisticated manufacturing process used in various industries to shape or cut through workpieces with precision. This method involves the use of electrical discharges, or sparks, to erode material in a controlled manner. Here is a detailed explanation of how Wire EDM works:

Process Overview

In Wire EDM, a thin, electrically charged wire is used as an electrode. The wire is typically made of brass, copper, or tungsten, and is guided along a programmed path close to the workpiece. The wire and the workpiece are submerged in a dielectric fluid, typically deionized water, to provide a controlled path for the electric current. The erosion is controlled by an electrical system that switches on and off up to 100 thousand times a second.

Spark Erosion

The electrical discharges create intense heat, melting tiny portions of the workpiece material on a microscopic level. This process is known as spark erosion. The controlled erosion caused by these electrical discharges allows for intricate and precise cuts down to 1/2000 of an inch.

Benefits of Wire EDM

  • High Precision: Wire EDM enables manufacturers to achieve extremely tight tolerances and intricate geometries that may be challenging to produce using conventional machining methods.

  • Versatility: This method works on ANY conductive material, including hardened steels, exotic alloys, and conductive ceramics.

  • Minimal Mechanical Stresses: Wire EDM is a non-contact machining process. It does not subject the workpiece to mechanical forces, resulting in minimal distortion or stress on the material.

  • Automation and Accuracy: With our proprietary adaptive control system, our machine can be programmed to operate autonomously with high repeatability and accuracy.

Applications

Wire EDM is commonly used in aerospace, automotive, medical device manufacturing, and tool and die-making industries. It is ideal for producing complex parts, dies, molds, and prototypes with tight tolerances. However, our adaptive control system and easy to use software platform makes metal manufacturing easier than ever before. We aim to make precision metal manufacturing accessible to everyday makers, researchers, and startups.

In conclusion, Wire Electric Discharge Machining is a precise and efficient manufacturing process that offers unique advantages for producing intricate components with high accuracy and minimal material waste. Its ability to work on a wide range of materials makes it a valuable tool in modern manufacturing processes.