Starc Metals is a well-respected manufacturer and supplier of Free Cutting Brass Rods based in Canberra, Australia. We take pride in offering top-notch copper-zinc alloys that are celebrated for their outstanding machinability, strength, and resistance to corrosion. Our free cutting brass rods are crafted specifically for precision machining applications, where achieving a smooth surface finish and precise dimensions is crucial. At Starc Metals, we guarantee excellent mechanical performance, consistent composition, and high surface quality, making our rods perfect for industries like automotive, electrical, plumbing, and hardware that require dependable and easily machinable materials.
Typically, Free Cutting Brass Rods are made up of about 57–59% copper, 39–41% zinc, and around 2–3% lead, which enhances their machinability. This unique alloy blend allows the material to boast impressive cutting characteristics without causing tool wear, all while maintaining solid strength and corrosion resistance. The rods have a tensile strength ranging from approximately 350–500 MPa and offer excellent thermal and electrical conductivity. Their remarkable chip-breaking properties and ease of workability make them ideal for high-speed machining and precision turning tasks.
| Chemical Requirements | Content (%) | ||
| Cu | 61.5 | ||
| Pb | 3 | ||
| Zn | 35.5 |
| Condition | Metric | Imperial |
| Density | 8.49 g/cm3 | 0.307 lb/in³ |
| Melting point | 885°C | 1630°F |
| Tensile strength | 338-469 MPa | 49000-68000 psi |
| Yield strength (depending on temper) | 124-310 MPa | 18000-45000 psi |
| Elongation at break ( in 457.2 mm) | 53% | 53% |
| Elastic modulus | 117 GPa | 17000 ksi |
| Poisson’s ratio | 0.34 | 0.34 |
| Machinability (UNS C36000 (free-cutting brass) = 100) | 100 | 100 |
| Shear modulus | 37 GPa | 5370 ksi |
Yes, Free Cutting Brass Rods are known for their excellent machinability, making them easy to bend, shape, and fabricate. They are ideal for precision applications and can be customized easily.
Yes, Free Cutting Brass Rods are available in various finishes, including polished, matte, and coated options. These finishes cater to diverse industrial, decorative, and functional applications.
Store Free Cutting Brass Rods in a dry, well-ventilated area, away from moisture and corrosive substances. Use protective coverings to prevent scratches, and avoid stacking to maintain their quality.
You’ll find Free Cutting Brass Rods commonly used in electrical components, connectors, fasteners, plumbing fittings, clock parts, and precision instruments. They’re also utilized in the production of gears, valves, and hardware components that demand high machinability and corrosion resistance. The material’s ability to maintain excellent dimensional stability and finish during machining makes it a go-to choice for mass production. With consistent performance, durability, and cost-effectiveness, Free Cutting Brass Rods from Starc Metals deliver reliable solutions for industries that prioritize precision, efficiency, and lasting quality.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Starc Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Canberra, Australia
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