Back to Basics (4/6): Sinker EDM Machine Basics
Sinker EDM, also referred to as Ram EDM, uses electrodes machined from graphite or copper to shape the workpiece. Typically found in die/mold component manufacturing, a Sinker EDM raises and lowers (sinks) the electrode along the workpiece. Regardless of the name you...
Back to Basics (3/6): Wire EDM Machine Basics
Wire EDM machines use a small, traveling wire electrode to machine complex shapes, which are always through cavities (the wire must pass completely through the workpiece). Machines are capable of cutting and re-threading the wire automatically, which greatly...
Back to Basics (2/6): The EDM Machining Spark
When you see an EDM in operation, it can appear that there are hundreds or even thousands of bluish-white sparks simultaneously discharging. But in fact, an EDM creates only one spark at a time. Each spark is precisely generated and controlled by advanced adaptive...