Brass C360 (Free-Cutting Brass)

Brass C360 is the gold standard for machinability, rated at 100% on the machinability index. The addition of lead creates short chips and allows high-speed machining, making it the most efficient material for high-volume CNC turned parts.

Machinability

100/100

Tolerance

±0.005 mm

Category

Brass Alloys

Material Properties

PropertyValue
Tensile Strength385 MPa (56 ksi)
Yield Strength310 MPa (45 ksi)
Hardness78 HRB
Density8.49 g/cm³
Machinability Rating100/100
Thermal Conductivity115 W/m·K
Melting Point885–900 °C
Tolerance±0.005 mm

Common Grades

C360C36000CZ121

Advantages

  • Highest machinability rating (100%)
  • Excellent surface finish
  • Good corrosion resistance
  • Electrically conductive

Limitations

  • Contains lead (not RoHS compliant)
  • Relatively heavy
  • Lower strength than steel

Common Applications

Fittings

Connectors

Valve bodies

Screw machine parts

Electrical terminals

Plumbing components

Industries Served

PlumbingElectronicsAutomotiveIndustrial Machinery

Available Surface Finishes

Nickel PlatingChrome PlatingPassivationLacquerNatural Patina

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