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Sodick die-sinker EDM sample camera frame

Sodick Die-Sinker EDM samples

  • Smallest Corner R Machining
  • Stainless St – Cu, depth 0.3 mm
  • Surface Finish – Ra 0.12 µm 
  • Bottom Corner R – 4 µm
Sodick Multi-hole Machining by Intricate Electrode
  • Multi-hole Machining by Intricate Electrode
  • Stainless steel – Cu electrode, depth 5 mm
  • Surface Finish – Ra 0.072 µm (Rz 0.41 µm)
  • Electrode Wear – finishing 0.002 mm (bottom)
Sodick AL-G EDM CuW-WC sample

Machining WC workpiece CuW electrodes using “TPC4”. Total Machining Time reduced by 28%

Sodick 5-axis turbine blades EDMing

Turbine wheel of cryogenic pump for liquid hydrogen (t=-170°) supply 

  • extra strong granular metal
  • turbine wheel dia = 190 mm 
  • total metal removal volume – 1900 mm3 
  • total machining time – all blades on 2 sides = 12 days

Simultaneous 5 axes EDMing

Sodick 5-axis turbine blades EDMing

Turbine wheel of cryogenic pump for liquid hydrogen supply 

  • extra strong granular metal (115-120 kg/cm2)
  • space between turbine blades = 2,3 mm 
  • turbine wheel dia = 190 mm 
  • total metal removal volume – 3300 mm3 
  • total machining time – 7 days (4 electrodes of 4 shapes for 4 blades on 2 sides)

Steel EDMing sample
(XYZ & С 4-axes simultaneous control):

Hi-Precision die-sinking EDMing with Sodick EDM
  • depth: 10 mm
  • roughness: Rz=2,6 µm / Ra=0,7 µm
  • machining time: 17 hr 10 min
  • electrode: copper
  • indexing angle: 20 °

SGF+ machining sample
(Gr electrode NANOwear):

электроэрозионная прошивка без прокачки на станке Sodick с линейными сервоприводами

EDM sinking of a cavity in steel with a graphite electrode. The corners of the workpiece are well machined and there is no wear on the electrode. On the left is the same cavity before machining.

электроэрозионная прошивка твердого сплава без прокачки на станке Sodick

An example of tungsten carbide machining:

Electrodes: copper-tungsten х 3
Dimensions: Ø 5,24 mm, depth 15 mm 
Roughness: Ra 0,61 µm
Undersize: 0,12 mm/side
N0-flush Machining 
(the part is cut into 2 parts with a Wire-Cut EDM to show the surface quality).

электроэрозионная прошивка глубокой узкой пазовой полости без прокачки диэлектрика

Die-Sinking EDM sample:
An example of electric discharge sinking of a deep, narrow groove cavity without flushing the dielectric fluid (sludge removal due to the pumping effect of ultra-fast electrode movements)