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SJ CNC EDM SMALL HOLE DRILLING MACHINE

The equipment is suitable for processing micro-holes, deep holes, nozzle holes, filter holes, pores and group holes of various metals and super hard conductor materials.
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Product Features
  • SJD703 Electrical Discharge Drilling Machine for Mini hole can drill wire-cut starting hole, filter hole, jet hole, gas hole, group holes and hole of super depth etc.

  •  It can drill small holes on the various conductive materials, even semiconductor material, especially stainless  steel, chilled steel, copper, aluminum and hard alloy etc.

  • This machine can drill on oblique and curved surface directly.

  • SJD703 series can easily erode the drill and screw tap etc which is broken in the workpiece and not destroy the screw thread of the holes.

  • The working water can be normal water or saponification fluid and no pollution is brought.

  • The operation is easy and convenient.

  • X, Y, Z axes have digital display devices.

  • Z axis DC servo drive and has the function of setting depth.


Parameters

Description

Unit

Specification

Model


SJD703SA

SJD703A

SJD703C

Worktable Size (L×W)

mm

550×360

550×360

700×400

Worktable Travel (X×Y×(Z+W))

mm

400×300×(380+250)

350×250×(380+300)

500×400×(380+300)

Max. Workpiece Weight

kg

150

350

500

Max. Working Solution Pressure

Mpa

8

10

14

Working Tank Size (L×W)

mm

700×480

800×450

920×645

Max. Working Current

A

30

30

30

Hole Diameter

mm

Φ0.3~Φ3.0

Φ0.15~Φ3.0

Φ0.15~Φ3.0

Max. Drilling Depth

mm

260

370

400

Max. Drilling Speed/ mm²/min

mm

30-60   (Φ1.0)

30-60 (Φ1.0)

30-60 (Φ1.0)

Max. Depth Diameter Ratio


≥300

≥300

≥300

Machine Body Dimensions (L×W×H)


900×900×1800

1000×800×2000

1700×1400×1800

Machine Weight


550

750

1450

Control Mode


Z-axis CNC controller

Digital Display


3 axis digital display

Working Material


Steel/copper/aluminum and other conductive material

Working Solution


Tap Water/ Saponified liquid


Standard Accessories

No.

Description

Form/Model

1

Machine Body

SJD703SA  and SJD703A

2

Cast Iron

H200, H250

3

Carriage Structure

Cross

4

Grating Ruler

0.005mm

5

Transformer


6

Circuit Board

Amplifier Board, Servo Board

7

AC Contactor


8

Relay


9

Emergency Stop Button, All button and key



※ The above configuration and parameters are subject to change without prior notice.

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