Technical Articles
Manufacturing cost, DFM and process review notes.
How to Plan Dimensional Allowance Before and After Surface Finishing of Precision Parts
A practical review of fits, masking boundaries, first-article control, and dimensional verification for low-volume precision parts before and after finishing.
Burr Control Methods and Acceptance Criteria in Precision Parts Machining
A practical guide to controlling burrs on holes, slots, thin walls and intersecting features through drawing review, machining strategy, staged deburring and edge verification.
How CNC Precision Machining Controls Mounting Plate Flatness and Parallelism
A practical review of material stress, workholding, datum transfer, machining sequence, and verification for precision mounting plates.
Material Behavior and Tolerance Control in PEEK Precision Parts Machining
A practical review of heat, workholding deformation, elastic recovery, fits, geometrical controls, burr management, and measurement planning for small-batch PEEK parts.
How to Protect Surfaces When Packaging Small-Batch Precision Parts
How to Protect Surfaces When Packaging SmallBatch Precision Parts Summary:Packaging is part of the manufacturing handoff, not merely a shipping activity. OEMACHreviews material behavior, functional surfaces, part geometry, transpo
CNC Machining Medical Wearable Monitoring Device Parts: Housings, Shafts, Spacers and Clips
Technical article about CNC machining medical wearable monitoring device parts, including aluminum housings, stainless miniature shafts, PEEK spacers, titanium clips, tolerance control, inspection and packaging.
Precision Parts Material Choice: Aluminum, Stainless Steel or Titanium
For the same functional requirement, aluminum, stainless steel and titanium should be chosen by weight, strength, corrosion resistance, machining cost and lead time together.
Small-Batch Machining in Shanghai, Nanjing and Suzhou: Choosing a Factory
For small-batch mechanical parts in Shanghai, Nanjing and Suzhou, reliable suppliers should be judged by engineering response, DFM review, inspection and repeat-order records, not distance alone.
CNC Machining Medical Ultrasound Probe Calibration Fixtures: Datum Control, Materials and Inspection
Technical article about CNC machining medical ultrasound probe calibration fixtures, covering aluminum fixture plates, stainless locating pins, PEEK spacers, titanium clamps, datum control and inspection.
CNC Machining 6061 vs 7075 Aluminum: Parameter and Process Differences
CNC machining 6061 and 7075 aluminum requires different parameter and process choices because strength, hardness, heat, stress and anodizing behavior are different.
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