SES (Glos) Ltd
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A purpose-built low cost high speed EDM system using tried and tested technology from SES (Glos) Ltd.

The SP18 combines a small footprint with a large capacity worktable with two stage workhead to accommodate deeper workpieces. A 3 axis digital readout is fitted as standard with auto depth control and electrode wear compensation.

A reverse polarity switch is fitted as standard to enable tube redressing to be carried out.

For specialist applications – e.g. aerospace and automotive etc – SES (Glos) Ltd offers a bespoke design service for jigs and fixtures, extended guide system and larger chucks to carry tubes up to 6mm.


Worktable 600 x 300mm
X y travel 350 x 250mm
Z1 axis (servo) 210 to 350mm
Z2 axis (ac motor) 200mm
Guide Travel (manual adjust) 150mm
Max workpiece load 400 kg
Electrode size 0.2 to 3.0mm
Electrode Length-max 500mm
Guide to Worktable 30 to 350mm
Dielectric fluid De-ionised water
Dielectric containers 25 litres x 2pcs
Machine weight 800 kg
Machine dimension 1080 x 1080 x 2100mm
Max current selection 30 amps
Peak current selection 9 steps
On-time settings 9 steps
Off-time settings 9 steps
Spark enhancer settings 9 steps
Gap voltage selection 3 steps
Power consumption 3.0 kVA
Service requirements 410V 3 phase 50 HZ Clean Air Supply