C360 Brass, often referred to as “Free-Cutting Brass,” stands out in the vast world of metals for its unparalleled machinability. This leaded brass alloy is a top choice for precision CNC machining, offering both functionality and aesthetics.

Chemical Composition: At the heart of C360’s exceptional properties is its unique chemical makeup:

• Copper: 60-63%
• Lead: 2.5-3.7%
• Zinc: Remainder

This composition not only gives C360 its distinctive yellowish hue but also contributes to its machining and mechanical properties.

Key Features:

1. Superior Machinability: C360 brass boasts a machinability rating of 100%, making it one of the easiest metals to machine. This results in smoother finishes, tighter tolerances, and less wear on tools.
2. Good Strength: While it’s not the strongest metal around, C360 offers a good balance of strength and ductility, making it robust enough for many applications.
3. Corrosion Resistance: C360 is known to resist corrosion from water and mild industrial atmospheres, enhancing its longevity in various environments.

Machining Insights: When it comes to CNC machining, C360 is a dream material. Its chips break off easily, reducing the chances of clogging or damaging tools. It also allows for high-speed machining, ensuring quicker turnaround times for projects. However, due to its lead content, welding C360 can be challenging, so it’s typically joined using other methods like brazing.

Applications in CNC Machining: Given its properties, C360 finds its way into a plethora of applications:

• Precision Instruments: Its ability to achieve tight tolerances makes it ideal for components in precision instruments.
• Valve Components: Its resistance to corrosion makes it a preferred choice for valve stems and bodies.
• Decorative Hardware: The aesthetic appeal of polished C360 brass is undeniable, making it popular for decorative hardware and fittings.
• Gears and Pinions: The ease of machining intricate designs makes it suitable for gears and other detailed components.

Design Tips for Engineers: When designing with C360 brass, here are some pointers:

• Leverage its machinability to achieve intricate designs that might be challenging with other materials.
• While it offers good corrosion resistance, it’s essential to consider the specific environment it will be used in.
• For applications requiring welding, consider other joining methods or choose a different brass alloy.

C360 Brass is more than just a metal; it’s a testament to what’s achievable when you have the right blend of properties. For CNC machinists and engineers, it offers an opportunity to craft precision components that are both functional and visually appealing.

Interested in exploring C360 brass for your next CNC machining project? Connect with our team for insights, samples, and a detailed discussion