Small hole processing
Small Hole Processing: Precision Solutions for Your Manufacturing Needs
In precision manufacturing, small hole processing remains one of the most critical yet challenging operations. Our advanced small hole processing technology delivers unmatched accuracy and efficiency for industries ranging from aerospace to medical device manufacturing.
Key Product Specifications
- Hole Diameter Range: 0.05mm - 3.0mm
- Positional Accuracy: ±0.002mm
- Surface Finish: Ra 0.1μm achievable
- Material Compatibility: Stainless steel, titanium, Inconel, aluminum, ceramics
- Processing Methods: Micro-drilling, EDM, laser drilling
Technical Comparison Table
| Method | Minimum Diameter | Aspect Ratio | Best For |
|---|---|---|---|
| Micro-drilling | 0.05mm | 10:1 | High volume production |
| EDM | 0.1mm | 30:1 | Hard materials |
| Laser | 0.02mm | 15:1 | Non-contact processing |
Small Hole Processing FAQ Section 1
Q: What makes small hole processing different from conventional drilling?
A: Small hole processing requires specialized equipment with ultra-high spindle speeds (often exceeding 100,000 RPM) and micro-tooling capable of withstanding extreme rotational forces. The process demands superior vibration control and thermal management to maintain dimensional accuracy in micro-scale features.
Applications of Our Small Hole Processing
Our small hole processing technology enables critical applications across multiple industries:
- Fuel injector nozzles in automotive systems
- Cooling channels in turbine blades
- Microfluidic channels in medical devices
- Filter screens for industrial processes
Process Capabilities Table
| Capability | Specification |
|---|---|
| Roundness | ≤0.001mm |
| Cylindricity | ≤0.002mm |
| Through Hole Depth | Up to 50mm |
| Blind Hole Depth | Up to 30mm |
Small Hole Processing FAQ Section 2
Q: How do you ensure quality control in small hole processing?
A: We implement a multi-stage quality assurance process including: (1) Pre-process material inspection, (2) Real-time tool wear monitoring with acoustic emission sensors, (3) Optical measurement systems with 0.1μm resolution for post-process verification, and (4) Statistical process control tracking of all critical dimensions.
Advanced Features
- Automated tool changing for continuous operation
- High-pressure coolant delivery (up to 1000psi)
- Machine vision alignment systems
- Thermal compensation technology
Small Hole Processing FAQ Section 3
Q: What are the advantages of using EDM for small hole processing?
A: Electrical Discharge Machining (EDM) offers distinct advantages for small hole processing in hard materials: (1) No mechanical stresses on the workpiece, (2) Ability to machine regardless of material hardness, (3) Excellent surface finish (down to Ra 0.2μm), (4) Capability to produce holes with high aspect ratios (up to 30:1), and (5) Minimal heat affected zone compared to laser processing.
Custom Solutions
Our engineering team specializes in developing customized small hole processing solutions for unique applications. Common customizations include:
- Non-standard hole geometries
- Angled hole entries
- Hole patterns on contoured surfaces
- Special surface treatments