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High precison ZNC EDM sinker machine

Positive and Negative coordinate processing.
With W axis for moving machine head to load high product.
Programmable Z axis, 10 step, 99 program storage.
Built in 3 axis Linear scale ( 1um or 5um). 
Precision co-ordinate table on flat & V type turcide coated guide ways driven by ball screw.
Double door and  large working  tank for ease of loading & unloading of workpiece.
Oil level alarm, insufficient liquid level protection.
With the quill running on preloaded cross roller bearing and ball screw for accuracy working.
High speed quill moment with Panasonic AC servo motor, more efficient than DC servo motor.
New generation superfine discharge circuit for mirror surface.
Hand held multi-function remote controller.
Reverse servo machining.
Automatic carbon deposition detection function, adjusts various processing parameters automatically.
Special circuits for deep hole and large area electrode processing.
Self-diagnostic trouble shooting with alarm.
Automatic lubrication system.
Fire extinguisher, Smoke detector alarm.
Power efficient high pressure dielectric pump.


E-mail: sales@wxbofeng.com david@wxbofeng.com
Wechat: ZF1012821391
Whatsapp: 0086 13771407736
QQ: 1012821391
Mobile: +86 13771407736
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Main Features:

  • Positive and Negative coordinate processing.

  • With W axis for moving machine head to load high product.

  • Programmable Z axis, 10 step, 99 program storage.

  • Built in 3 axis Linear scale ( 1um or 5um). 

  • Precision co-ordinate table on flat & V type turcide coated guide ways driven by ball screw.

  • Double door and  large working  tank for ease of loading & unloading of workpiece.

  • Oil level alarm, insufficient liquid level protection.

  • With the quill running on preloaded cross roller bearing and ball screw for accuracy working.

  • High speed quill moment with Panasonic AC servo motor, more efficient than DC servo motor.

  • New generation superfine discharge circuit for mirror surface.

  • Hand held multi-function remote controller.

  • Reverse servo machining.

  • Automatic carbon deposition detection function, adjusts various processing parameters automatically.

  • Special circuits for deep hole and large area electrode processing.

  • Self-diagnostic trouble shooting with alarm.

  • Automatic lubrication system.

  • Fire extinguisher, Smoke detector alarm.

  • Power efficient high pressure dielectric pump.


Technical Parameters:

Model  Unit ZNC-350 ZNC-450 ZNC500
Working table  Mm 600*350 700*420 800*500
Oil groove size( Inside)  Mm 870*550*350 1165*625*450 1200*725*500
Oil groove size( Outside)  Mm 1080*590*350 1370*670*450 1470*780*500
Max. height of oil level Mm 240 300 320
X travel Mm 350 450 500
Y travel Mm 250 350 400
Z travel Spindle travel Mm 200 200 220
2nd stage travel Mm 200 200 250
Distance from spindle to working table Mm 350 520 540
Maximum working current A 50A (Built-in) 75A 75A
Max. Processing speed   mm3/min  300mm3/min 500mm3/min
Min. electrode consumption 
≤0.2%  ≤0.2%  ≤0.2% 
Best Roughness, Ra Ra Ra0.4 Ra0.4 Ra0.4
Max.Electrode weight Kgs 50 80 100
Max. load on working table Kgs 700 1000 1200
Machine weight Kgs 1600 1850 2000
Dimension Mm 1460*1490*2400 1900*1500*2500 2100*1500*2600



Company & Workshops

BOFENG Machinery is a group with 4 factories. BOFENG has about 60000 square meter work shop.


wire cutting and spark machine workshops


Milling macine lathe and grinder workshops


Production Equipments

The main parts of our machines are processed by cnc machine. We have gantry type cnc milling machine, cnc vertical machining center, gantry type cnc grinding machine, cnc laser cutting machine, cnc bending machine, cnc shearing machine.

production equipments


Test & Inspection

All machines will be tested before shipment.

test and inspection

Package & Delivery

load and delivery