Precision Small Hole EDM Drilling Machine 703A with Drilling Depth 370mm
CNC EDM Small Hole Drilling Machine 703A is suitable for processing micro-holes, deep holes, nozzle holes, filter holes, pores and group holes of various metals and super hard conductor materials. It has special processing current circuit for processing aluminum.
Features:
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703A 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.
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It can drill small holes on the various conductive materials, even semiconductor material, especially stainless steel, chilled steel, copper, aluminum and hard alloy etc.
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This machine can drill on oblique and curved surface directly.
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703 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.
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The working water can be normal water or saponification fluid and no pollution is brought.
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The operation is easy and convenient.
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X, Y, Z axes have digital display devices.
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Z axis DC servo drive and has the function of setting depth.
| No. | Description | Unit | Specification |
| 1 | Model | 703A | |
| 2 | Control Mode | Z-axis CNC controller | |
| 3 | Digital Display | 3 axis digital display | |
| 4 | Working Technology | Steel/copper/aluminum and other conductive material | |
| 5 | Working Solution | kw | Tap Water/ Saponified liquid |
| 6 | Worktable Size (L×W) | mm | 550×360 |
| 7 | Worktable Travel (X×Y×Z+W) | mm | 350×250×(380+300) |
| 8 | Max. Workpiece Weight | kg | 350 |
| 9 | Max. Drilling Speed | mm²/min | 30-60 (Φ1.0mm) |
| 10 | Max. Drilling Depth | mm | 370 |
| 11 | Hole Diameter | mm | Φ0.15~Φ3.0 |
| 12 | Max. Working Solution Pressure | kg/cm² | 100 |
| 13 | Working Tank Size (L×W) | mm | 800×450 |
| 14 | Max. Depth Diameter Ratio | ≥300 | |
| 15 | Max. Working Current/A | A | 30 |
| 16 | Machine Body Dimensions (L×W×H)/mm | mm | 1000×800×2000 |
| 17 | Machine Weight/kg | kg | 750 |
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