In near-dry EDM a compressed air or gas mixer or gas–liquid mixers are used instead of conventional dielectrics. Please help me to chose one suitable medium for near dry-EDM.
This question is like asking what fruit should I eat tonight.
At the heart of the question must be which application I need to solve or which specific technological parameters do I want to improve, which may not be possible with conventional EDM. In addition, security issues often limit the use of technically sensible solutions.