Single Crystal Silicon Curved Electrode Hole Drilling

Challenges

❌ Immature machining solution

❌ Hard to control hole perpendicularity

❌ Hole wall roughness ≥Sa 6.54μm

❌ Hole roundness ≥0.025mm

Conprofe Solution

🔔 Ultrasonic Precision Engraving and Milling Center ULM-600

🔔 Ultrasonic Machining System

🔔 Solid PCD Micro Drill

Conprofe Benefits

✅ Continuous machining of over 2,000 D0.45×24.75mm ultra-deep holes

✅ With ultra-deep micro-hole drilling, no obvious chipping around hole edges

✅ Hole roundness 0.003mm

✅ Hole wall roughness down by 99.8%, from Ra 6.540μm to Ra 0.013μm