Back to Basics (4/6): Sinker EDM Machine Basics

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...
Understanding Sinker EDM Gear Form Machining

Understanding Sinker EDM Gear Form Machining

In an earlier Expert’s Corner (Understand Wire EDM Gear Form Machining – EDM Today Summer 2017), gear and involute geometry were examined along with the methods and capability that can be produced by Wire EDM.  In this issue, we’ll explore Sinker EDM Gear Form...