How long does EDM usually take for molds?

Die EDM takes 3 to 6 months. According to relevant data, EDM of molds requires many processes and flows, and the processing time of raw materials is long, which takes at least 3 to 6 months to complete. To make the mold of spark machine, we should not only master the basic structure of spark machine, but also master the basic technological process of mold manufacturing and the basic principle of mold design, which involves a lot of professional knowledge.