Electrical Discharge Machining (EDM)
GPTKB entity
Statements (50)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Process
|
| gptkbp:advantage |
high energy consumption
can machine complex shapes limited to conductive materials no direct contact between tool and workpiece slow material removal rate suitable for hard materials |
| gptkbp:alsoKnownAs |
wire erosion
spark eroding spark machining wire burning |
| gptkbp:application |
aerospace industry
automotive industry medical device manufacturing tool and die making |
| gptkbp:electrodeMaterial |
brass
copper graphite tungsten |
| gptkbp:feature |
good surface finish
high precision ability to machine intricate details minimal mechanical stress no burr formation |
| https://www.w3.org/2000/01/rdf-schema#label |
Electrical Discharge Machining (EDM)
|
| gptkbp:inventedBy |
1940s
Boris Lazarenko Natalia Lazarenko |
| gptkbp:parameter |
pulse duration
dielectric fluid type discharge current gap voltage pulse frequency |
| gptkbp:principle |
material removal by electrical discharges
|
| gptkbp:relatedTo |
ultrasonic machining
electrochemical machining laser machining |
| gptkbp:requires |
electrically conductive workpiece
electrically conductive electrode |
| gptkbp:step |
spark generation
material vaporization flushing debris |
| gptkbp:type |
wire EDM
die-sinking EDM hole drilling EDM |
| gptkbp:usedFor |
machining hard metals
machining materials difficult to machine with traditional techniques |
| gptkbp:uses |
dielectric fluid
|
| gptkbp:bfsParent |
gptkb:FANUC_ROBOCUT
|
| gptkbp:bfsLayer |
7
|