CNC Milling for Brass C360 (Free-Cutting Brass)

Brass C360 is a dream material for CNC milling. It machines at extremely high speeds with excellent chip formation, minimal tool wear, and superb surface finish. It is the benchmark for machinability.

Recommended Machining Parameters

ParameterValue
Achievable Tolerances±0.005 mm (±0.0002")
Surface FinishRa 0.2-0.8 μm
Cutting Speed200-500 m/min (SFM 650-1650)
Feed Rate0.08-0.20 mm/tooth
Tooling RecommendationsCarbide or HSS end mills, 2-3 flutes. Uncoated tools work well. PCD for ultra-high volume.

Expert Machining Tips

1

Can use very high spindle speeds

2

Sharp tools produce mirror-like finishes

3

Dry machining possible for light cuts

4

Chips break cleanly — easy to manage

5

Multiple parts from one setup for efficiency

Common Parts Made

Fittings and adapters

Valve bodies

Electrical connectors

Decorative hardware

Plumbing components

Machining Challenges

  • Lead content health concerns (dust management)
  • Soft material may deform under heavy clamping

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