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NC500(D7150) DK7750 DX6080
EDM Hole Drilling Machine DD703
  Mainly used for processing unmanageable deep pinhole such as threading hole,   
drilling hole on ultra-hard conducting material for  wire cutting on, nozzle opening of oil pump,
spinneret orifice of spinning die, oil way of hydropneumatic components and cooling hole of engine.   


1.Drilling diameter from 0.3mm to 3mm. The maximum depth ratio could be 300:1.
               
2.Auto deep control, blind hole can also be maken.          
         
3.Precision ( hole straightness) is less than 0.04 mm.     
              
4.Can drill on oblique and curved surface directly.                  
 
5.Digital readout 3 axis (X, Y, Z).                       

6.Fast processing speed and low consumption.                   

7.Can use water as coolant, low cost and no pollution.          
 

Model DD703 DD703.30

Electrode diameter(mm)

Φ0.3-Φ3.0

Φ0.3-Φ3.0

Spindle stroke(mm)

200

200

Servo stroke(mm)

300

300

Max.adjusting speed of spindle(mm)

200

200

Turn head (C axis)speed(mm/min)

20-120

20-120

Working table size(mm)

260×380

360×480

X-Y(mm)

200×300

300×400

Max.distance between working table and guide apparatus(mm)

300

300

Height of working table(mm)

920

920

Max.process current(A)

30

30

Max.output power(W)

2.5

2.5

Power (V/Hz)

380/50

380/50

Capacity of working fluid (L)

25

25

Max.pressure of working fluid(MPa)

7

7

Dimension(L×W×H)(mm)

1060×750×1700

1060×750×1700

Weight(kg)

600

600






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ADD:No.10, Xinggong Rd.,Industrial Park,Hailing District,225300,Taizhou,Jiangsu Tel:0086-510-68937216 0086-15951145888 Fax:0086-510-82730160