Precision EDM Machining Services | Wire, Sinker & Micro EDM Solutions

At GC Indus, we specialize in high-precision EDM technologies that enable:

✔ ±0.002mm tolerances for critical features
✔ Hard material machining up to 65 HRC
✔ Complex geometries impossible with conventional methods
✔ Burr-free surfaces with 0.1-0.4μm Ra finishes
✔ Prototype to production capabilities

Our 15,000 sq. ft. EDM facility features:

• 12 CNC-controlled EDM machines
• 0.02-0.3mm wire diameters
• 5-axis EDM capabilities
• In-house electrode production
• CMM inspection

Technical Specifications

Capability	Sinker EDM	Wire EDM	Micro EDM
Accuracy	±0.005mm	±0.002mm	±0.001mm
Surface Finish	0.2-0.8μm	0.1-0.4μm	0.05-0.2μm
Max Depth	300mm	400mm	20mm
Min Feature	0.3mm	0.1mm	0.02mm
Material Hardness	Up to 65 HRC	Up to 65 HRC	Up to 70 HRC

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Core Services

1. Wire EDM Cutting

🔹 Precision contour cutting
🔹 Taper cutting up to ±30°
🔹 Small hole EDM starting at 0.1mm

Applications:

• Medical implant blanks
• Progressive die components
• Aerospace turbine parts

2. Sinker EDM

🔹 Complex cavity machining
🔹 Deep rib/slot creation
🔹 Textured surfaces

Industries Served:

• Injection mold manufacturing
• Automotive tooling
• Defense components

3. Micro EDM

🔹 Micro-hole drilling
🔹 Intricate medical components
🔹 EWAG laser technology

Special Features:
• 0.02mm diameter holes
• Ultra-fine surface finishes

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Material Expertise

We machine 50+ conductive materials including:

▸ Tool Steels: D2, H13, M2
▸ Exotic Alloys: Inconel, Hastelloy
▸ Carbides: Tungsten, silicon
▸ Titanium: Grade 2, Grade 5
▸ Copper Alloys: Beryllium copper

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Aerospace Components

1.Turbine blade cooling holes
2.Fuel system orifices

3.Lightweight structural parts

Medical Devices

1.Surgical tool electrodes
2.Implant lattice structures
3.Micro-fluidic components

Automotive Tooling

1.Extrusion dies
2.Gear forging dies
3.Injection mold cores

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Quality Assurance

1. Material Certification
   • Hardness testing
   • Composition analysis
2. Process Validation
   • Electrode wear compensation
   • Thermal distortion control
3. Final Inspection
   • Optical comparators
   • CMM verification
   • Surface roughness testing

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graph LR A[CAD Model] –> B[Electrode Design] B –> C[Process Simulation] C –> D[EDM Machining] D –> E[Quality Verification]

Why Choose GC Indus?

✔ 13+ Years EDM experience
✔ 0.01mm position repeatability
✔ 50% Faster than industry standard
✔ 24/7 production capacity
✔ ITAR/Nadcap compliant

FAQ

Q: Minimum feature size?
A: 0.02mm with micro EDM

Q: Lead times?
A: 1-2 weeks prototypes, 3-4 production

Q: Surface finishes?
A: 0.1-0.8μm Ra standard

Q: Material limits?
A: Must be electrically conductive