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DK7745
Wire Cut EDM Machine
A proven, economical stepper-drive wire cut EDM delivering dependable, precise cutting for molds, dies and precision parts — trusted by workshops worldwide.
Precision You Can Count On
Combining reliable stepper-motor drive with precision ball screws and linear guide rails, the DK7745 delivers consistent quality at an economical price.
Stepper Motor Drive
Dependable, cost-effective motion control on X and Y axes.
Ball Screw + Linear Guides
Precision-ground transmission for smooth, stable cutting.
4-Axis U/V Control
Taper cutting up to ±6° over 80mm for die clearance angles.
Intelligent Control
Auto-matches cutting parameters by workpiece height for consistent results.
Multi-Cutting Finish
Rough + trim passes achieve Ra 1.2–2.0μm surface finish.
Z-Axis Auto Lift
Motorized Z lift with 1-key return for fast workpiece setup.
2-Stage Filtration
Extended coolant life and consistent cutting quality.
AR Function (Servo)
The servo-drive configuration supports built-in AR function for advanced multi-coordinate control and positioning.
DK7745 Full Specifications
All parameters verified per Miyang 2026 Product Catalog.
| Specification | DK7745 | DK7745S |
|---|---|---|
| Worktable Size (mm) | 710 × 570 | 710 × 570 |
| CNC Axis Travel X×Y (mm) | 550 × 450 | 550 × 450 |
| U/V Axis Travel (mm) | 30 | 30 |
| Max. Cutting Thickness (mm) | 450 | 450 |
| Max. Cutting Taper | ±6° / 80mm | ±6° / 80mm |
| Max. Workpiece Weight (kg) | 500 | 500 |
| Wire Diameter (mm) | φ0.12 – 0.2 | φ0.12 – 0.2 |
| Cutting Accuracy (mm) | ≤ 0.01 | ≤ 0.01 |
| Surface Roughness Ra (μm) | 1.2 – 2.0 | 1.2 – 2.0 |
| Cut Speed (mm²/min) | 150 – 250 | 150 – 250 |
| Control Motor | Stepper Motor | Servo Motor |
| Controlled Axes | 4-Axis (X, Y, U, V) | 4-Axis (X, Y, U, V) |
| Z-Axis Control | Electric Auto-Lift | Electric Auto-Lift |
| Machine Weight (kg) | ~1,400 | ~1,400 |
| Working Voltage | Single-Phase 220V · Three-Phase 380V/415V, 50/60Hz | Single-Phase 220V · Three-Phase 380V/415V, 50/60Hz |
| Power Consumption | ≤ 2 kW | ≤ 2 kW |
Stepper Motor vs Servo Motor
DK7745 uses a reliable stepper drive; DK7745S upgrades to a servo drive for higher speed, precision and consistency.
| Aspect | Stepper Motor (DK7745) | Servo Motor (DK7745S) |
|---|---|---|
| Drive Connection | Timing belt / coupling drive | Direct-drive ball screw |
| Axis Moving Speed | Standard | High-speed positioning |
| Cutting Precision | Reasonable | High precision |
| Consistency | Standard | Excellent repeatability & consistency |
| Coordinate System | Single reference | Multi-coordinate (User / Program / Machine) |
| AR Function | Not supported | Built-in AR support |
| Table Electronic Limit | Not included | Built-in electronic limit on worktable |
| Surface Finish | Ra 1.2 – 2.0 μm | Superior surface quality |
| Best For | Economical, general-purpose cutting | High-precision molds & precision parts |
Built for Reliability & Ease of Use
Precision Ball Screws & Linear Guides
Smooth, stable and vibration-free cutting across the full X/Y travel range.
Intelligent Control
Enter workpiece height — the system automatically matches optimal cutting parameters.
Multi-Cutting + DRO
Programmable passes with real-time digital readout achieve superior surface finish.
±6° Taper Cutting
4-axis U/V control enables accurate taper for die clearance angles.
Electric Z-Axis Auto Lift
One-key origin return and position memory for quick setup and repeatable operation.
2-Stage Filtration System
Extends coolant life and reduces maintenance for consistent cutting quality.
Where the DK7745 Excels
Mold & Die Making
Precise cavity and die clearance cutting for injection and stamping molds.
Precision Parts
Intricate contours in hardened steel and exotic alloys.
Prototyping
Fast, accurate prototyping for product development and R&D.
Gauges & Fixtures
Reliable production of jigs, fixtures and measuring tools.
Aerospace Components
Taper and contour cutting for demanding aerospace parts.
General Machining
Versatile wire cut capability for a wide range of workshops.
Ready to Get Started?
Request a quote, ask about customization, or talk to our team about how the DK7745 fits your workshop.
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