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EDM-CNC850
EDM Die Sinking Machine
A fully CNC-controlled 850 die-sinking EDM powered by Linux CNC with a 15″ TFT-LCD and 3/4-axis linkage. Delivering ≤±0.004 mm accuracy and Ra 0.1μm surface finish at up to 500 mm³/min, the EDM-CNC850 handles complex cavities, helical and threaded features with intelligent auto parameter matching — precision die sinking for demanding mold and tooling applications.
850 CNC Die Sinking — Advanced-Axis Precision
The EDM-CNC850 is a CNC-controlled die-sinking EDM with Linux CNC, 3/4-axis linkage and intelligent auto parameter matching — precision die sinking for demanding mold, tooling and production applications.
Linux CNC Control
Open-architecture Linux CNC with 15″ TFT-LCD and 3/4-axis linkage for complex cavities.
50A · Ra 0.1μm Precision
High removal rate up to 500 mm³/min with ultra-fine surface finish for demanding jobs.
Auto Parameter Matching
Intelligent library auto-sets optimal discharge parameters by material and gap conditions.
Sub-Program Nesting
50-level sub-program nesting for complex multi-step machining sequences.
Step Error Compensation
Independent compensation per axis for consistent, repeatable accuracy (≤±0.004mm).
Abs/Inc Positioning
Flexible absolute and incremental coordinate systems for versatile programming.
AC Servo Drive
High-torque AC servo on all axes for smooth, accurate positioning.
1000 Program Storage
C000–C999 & H000–H999 program management with full editing.
EDM-CNC850 Full Specifications
Machine specifications verified per the Miyang 2026 Product Catalog (CNC Series). Standard configuration shown; contact us for customization.
| Specification | EDM-CNC850 |
|---|---|
| Worktable Dimension (mm) | 1100 × 600 |
| X / Y / Z Travel (mm) | 850 × 500 × 400 |
| Oil Tank Dimension (mm) | 1800 × 1000 × 600 |
| Max. Electrode Weight (kg) | 180 |
| Max. Workpiece Weight (kg) | 3000 |
| Max. Distance Electrode to Worktable (mm) | 900 |
| Max. Liquid Level (mm) | 900 |
| Machine Weight (kg) | 4500 |
| Total Power (KVA) | 9 |
| Machine Size (mm) | 2265 × 2970 × 2900 |
| Control Cabinet Size (mm) | 1700 × 620 × 1880 |
| Max. Process Current (A) | 50 |
| Input Power | 380 |
| Surface Roughness | Ra 0.1 |
| Min. Electrode Loss (%) | 0.1 |
| Max. Output (mm³/min) | 500 |
| Standard Process | Copper / graphite / Cu-W / steel / hard alloy / titanium / aluminum |
| Interpolation | Straight line, arc, spiral interpolating |
| Compensation per Axis | Perform step error compensation for each axis |
| Max. Axis Number | 3-axis (Standard) |
| Resolution (µm) | 0.4 |
| Min. Control Unit (µm) | 1 |
| Drive Type | AC servo |
| Display | 15″ TFT-LCD |
| Position Instruction | Absolute / Incremental |
| Stored Discharge Programs | 1000 sets (C000-C999) |
| Stored Diathesis Programs | 1000 sets (H000-H999) |
| Sub-Program Nesting Level | 50 |
| Input Type | LCD / Keyboard |
| Oil Tank Opening | Door open up&down |
| Accuracy | ≤±0.004 mm |
Built for High-Speed Precision Drilling
Linux CNC Control System
Advanced open-architecture CNC with 15″ TFT-LCD display and 3/4-axis linkage for complex cavities.
50A / Ra 0.1μm Precision
High removal rate (500 mm³/min) with ultra-fine surface finish for demanding applications.
Auto Parameter Matching
Intelligent library auto-sets optimal discharge parameters based on material and gap conditions.
Sub-Program Nesting
50-level sub-program nesting for complex multi-step machining sequences.
Step Error Compensation
Independent compensation for each motion axis ensures consistent accuracy (≤±0.004mm).
Abs/Inc Positioning
Flexible absolute and incremental coordinate system for versatile programming.
AC Servo Precision
High-torque AC servo drives on all axes for smooth, accurate positioning.
1000 Program Storage
C000–C999 and H000–H999 program management with full editing capabilities.
Manual Control Box
Multi-switch jog box with A0–A3 auxiliary functions for easy setup.
Wide Material Support
Copper, graphite, Cu-W, steel, hard alloy, titanium, aluminum — broad compatibility.
Where the EDM-CNC850 Excels
Mold & Die Cavities
Complex multi-axis cavity sinking in tool steel and hardened molds.
Plastic Injection Molds
Precision cavity and core machining for high-end injection molds.
Graphite & Copper Electrodes
Advanced electrode machining incl. spiral interpolating and 3/4-axis work.
Aviation & Hardened Parts
Difficult-to-machine alloys and hardened components with Ra 0.1μm finish.
Helical & Threaded Cavities
Spiral and threaded features via 3/4-axis linkage.
Precision Tooling
Multi-cavity, high-repeatability production tooling runs.