5-Axis CNC Machining for Stainless Steel 316

5-axis machining of 316 stainless is reserved for high-value components where the superior corrosion resistance justifies the challenging machining and high tooling costs.

Recommended Machining Parameters

ParameterValue
Achievable Tolerances±0.01 mm
Surface FinishRa 1.0-3.2 μm
Cutting Speed40-80 m/min
Feed Rate0.05-0.10 mm/tooth
Tooling RecommendationsNanocomposite-coated premium carbide. Variable helix end mills. Consider ceramic for roughing.

Expert Machining Tips

1

Premium tooling pays for itself — do not skimp

2

Program tool orientation to maximize chip thickness

3

Reduce speed further at full-slot engagement angles

4

Allow ample time for thermal equilibrium

Common Parts Made

Marine propeller components

Pharmaceutical mixing impellers

Nuclear valve bodies

Offshore structural parts

Machining Challenges

  • Extreme tool wear
  • Stringy chips clog flutes at awkward angles
  • Requires most rigid machine possible

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