Process & Material
Tellurium Copper Micro EDM Thickness Review (0.5–1 Mm Thin Sheet)
Tellurium Copper at 0.5–1 mm thin sheet changes how Micro EDM must be supported, flushed, finished, and inspected. The controlling dimension is feature size, electrode size, aspect ratio, discharge stability, fixturing and measurement resolution, not merely the outside stock size.
Quick Answer
For Micro EDM on Tellurium Copper, treat 0.5–1 mm thin sheet as a setup input rather than a guaranteed accuracy band. Confirm the real feature size, electrode size, aspect ratio, discharge stability, fixturing and measurement resolution, material condition, datum, functional faces, and inspection method before assigning tolerance or finish.
Key Thickness Decisions
What This Thickness Range Means
Feature size, support and inspection resolution remain the main controls in thin sheet. On Tellurium Copper, the supplied condition still changes support and surface response. This is the Micro EDM thickness decision; it does not turn the range into a machine promise.
Choosing the Right Setup
For Micro EDM on Tellurium Copper at 0.5–1 mm thin sheet, plan electrode wear, feature-to-electrode ratio, micro-flushing, aspect ratio, edge radius, thermal stability, and measurement resolution. Then state the supplied condition, support the functional features, and define surface and inspection requirements separately. Apply the tightest tolerance and finest finish only to the dimensions and faces that control function.
What to Watch For
At 0.5–1 mm thin sheet, the failure is not simply “too thick” or “too deep.” The short path reduces aspect ratio but increases sensitivity to support and breakthrough. A micro-hole can flare at the exit or a slot can pull the sheet out of plane; use a sacrificial backing layer and inspect after release. If the setup ignores that physical progression, the named feature can pass at the accessible face while failing at depth, at the exit, or after unclamping. The Tellurium Copper condition must be included in the same inspection decision.
Technical Context
A fine electrode and low-energy pulses remove very small volumes without cutting force. At 0.5–1 mm thin sheet, The short path reduces aspect ratio but increases sensitivity to support and breakthrough. A micro-hole can flare at the exit or a slot can pull the sheet out of plane; use a sacrificial backing layer and inspect after release. Control electrode stiffness and wear, micron-scale gap stability, micro-flushing, thermal drift, and metrology resolution. For Tellurium Copper, the supplied condition still determines support and surface acceptance.
Micro EDM Capability Reference
| What you're asking | What you can expect |
|---|---|
| Feature types | micro holes, micro slots, miniature cavities, fine pins, and sub-millimeter precision details |
| Tolerance | ±0.002–0.010 mm |
| Surface finish | Ra 0.1–1.6 μm |
| Feature scale | Sub-millimeter holes, slots, and cavities |
| Primary micro limit | Electrode wear and measurement resolution |
| Main limitation | Loose-tolerance or easily accessible features are rarely economical with Micro EDM. |
Thickness Range Reference
| Thickness or depth input | What it means for this process |
|---|---|
| 0.5–1 mm thin sheet | Feature size, support and inspection resolution remain the main controls in thin sheet. |
| Primary controls | Plan feature depth, electrode size, aspect ratio, discharge stability, edge allowance, and measurement method. |
Material Condition Reference
| Condition | What to expect | Watch out for | Surface notes |
|---|---|---|---|
| annealed | Use gentle fixturing and adjust energy for high conductivity. | Soft edges can mark or roll under poor support. | Keep contact, bearing, and cosmetic faces as separate finish requirements. |
| half-hard or work-hardened | Balance work-hardening stress with wear compensation. | Thin sections can move and micro features can round as electrodes wear. | Inspect edge radius and functional texture. |
Thickness Impact
Tellurium Copper is a free-machining copper alloy that retains high conductivity while cutting more easily than pure copper. In the 0.5–1 mm thin sheet setup, state the supplied condition, support the functional features, and define surface and inspection requirements separately. The material condition changes support and surface response, while Micro EDM determines how the feature is accessed and controlled.
Surface and Edge Control
For Micro EDM on Tellurium Copper at 0.5–1 mm thin sheet, inspect the functional face or edge from its own datum. Use gentle fixturing and a finish strategy that protects contact, sealing or heat-transfer surfaces. Keep texture, edge condition, recast, corrosion protection, and post-processing as separate acceptance items when service requires them.
Tellurium Copper Micro EDM Thickness Checkpoints
- Show the actual feature access depth represented by 0.5–1 mm thin sheet, not only the outside part size.
- Plan feature depth, electrode size, aspect ratio, discharge stability, edge allowance, and measurement method.
- Mark the functional tolerance, finish, datum, and inspection method on the drawing.
Limits and Better Alternatives
Main Limit
The 0.5–1 mm thin sheet label cannot replace the real feature size, electrode size, aspect ratio, discharge stability, fixturing and measurement resolution or the supplied Tellurium Copper condition. Soft conductive edges and mixed thermal response can make fixturing and finish control more important than cutting force.
Consider Another Route When
Use conventional EDM for larger features, precision laser processing for suitable thin geometry, or mechanical micro-drilling where a tool can reach.
Practical Next Step
Send the Tellurium Copper drawing with its condition, the actual feature access depth in the 0.5–1 mm thin sheet range, feature geometry, controlled tolerance, surface requirement, quantity, and inspection method.
Practical Takeaway
For Tellurium Copper at 0.5–1 mm thin sheet, plan Micro EDM from the real feature axis, support, debris control, and inspection method instead of treating the range as a blanket capability statement.
Technical Reference
Use the values as planning references and define the functional requirement on the controlled drawing.
Use This Guide to Prepare Your RFQ
Contact us when your drawing and requirements are ready for review.
- Process: Micro EDM
- Material: Tellurium Copper
- Thickness: 0.5–1 mm thin sheet
- Drawing or part sketch
- Material grade
- Thickness / part size
- Quantity
STEP/STP, DXF, DWG, PDF, IGS/IGES or ZIP.
Confidential drawing review. NDA support available on request.