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CNC Machining DFM Guidelines: Design for Manufacturability

Last updated: 2026-08-13 · Source: MADES AI manufacturing database

The MADES AI DFM tool scored your Aluminium 6061 CNC part (100×80×20 mm) at 100/100 — good for manufacturability.

What makes a part easy to CNC machine?

FactorGuideline
Wall thickness≥ 0.8 mm for aluminium
Internal radii≥ 1/3 × cavity depth
TolerancesAvoid tight tolerances unless needed
FeaturesMinimize deep pockets and small features

CNC DFM checklist

Frequently Asked Questions

What are CNC DFM guidelines?

Keep wall thickness ≥0.8 mm for aluminium, use adequate internal radii, avoid deep pockets, and design for standard stock sizes.

How does MADES AI help with DFM?

The MADES AI Assistant runs DFM analysis on your part and returns a manufacturability score with actionable issues.