EDM (Electrical Discharge Machining)

GPTKB entity

Statements (49)
Predicate Object
gptkbp:instanceOf Process
gptkbp:alsoKnownAs wire erosion
spark eroding
spark machining
wire burning
gptkbp:canAutomate true
gptkbp:canBe mass production
prototype production
gptkbp:canBeCNCControlled true
gptkbp:canMachine titanium
hardened steel
carbide
gptkbp:cannotMachine non-conductive materials
gptkbp:commercialUse 1960s
gptkbp:compatibleWith direct contact between tool and workpiece
https://www.w3.org/2000/01/rdf-schema#label EDM (Electrical Discharge Machining)
gptkbp:inventedBy 1940s
Boris Lazarenko
Natalia Lazarenko
gptkbp:isNonTraditionalMachining true
gptkbp:material brass
copper
graphite
gptkbp:obtainedFrom tight tolerances
gptkbp:produces deep cavities
fine surface finishes
complex dies and molds
fine holes
intricate shapes
sharp internal corners
gptkbp:removesMaterialBy melting and vaporization
rapid electrical discharges
gptkbp:requires gptkb:battery
electrode
dielectric fluid
electrically conductive workpiece
precise control of spark energy
gptkbp:type wire EDM
fast hole drilling EDM
sinker EDM
gptkbp:usedFor machining complex shapes
machining hard metals
gptkbp:usedIn aerospace industry
automotive industry
medical device manufacturing
tool and die making
gptkbp:uses electrical discharges
gptkbp:bfsParent gptkb:CAM_(Computer-Aided_Manufacturing)
gptkbp:bfsLayer 7