Lost-wax casting · Precious metals · Precious / casting metal
Bronze
A warm-toned, durable casting metal; figurines, medallions and artworks.
What is Bronze?
Bronze is a copper-tin alloy that has been used in sculpture and art casting for thousands of years. It develops a patina over time and is preferred for figurines, medallions, plaques and artworks.
- Metal
Technical data
Typical values compiled from common manufacturer datasheets; they vary by brand and grade.
| Density | ≈ 8.7 – 8.9 g/cm³ |
|---|---|
| Melting range | ≈ 950 – 1050 °C |
Design guidelines for Bronze
General guidelines for Lost-Wax Casting technology. All design guidelines
- Minimum wall thickness0.6 – 1 mm
- Smallest detail0.3 mm
- Clearance for moving parts0.3 mm
- Text and logosEmbossed ≥ 0.35 mm
- Minimum hole diameterØ 0.8 mm
- Unsupported overhang angleFor the pattern, ≥ 30° from horizontal; flatter surfaces need support
Applications
- Figurines and figures
- Medallions and plaques
- Artworks
Advantages
- Durable
- Beautiful patina
Limitations
- Heavy
- Changes color over time
Comparison
Bronze and alternatives
| Property | Bronze | Brass | Sterling silver 925 |
|---|---|---|---|
| Density | 8.8 g/cm³ | 8.5 g/cm³ | 10.4 g/cm³ |
| Tensile strength | — | — | — |
| Elongation at break | — | — | — |
| Modulus (stiffness) | — | — | — |
| Heat deflection (0.45 MPa) | — | — | — |
Values are averages of typical ranges; see each material page for details.
Good to know
Frequently asked questions about Bronze
What is Bronze?
Bronze is a copper-tin alloy that has been used in sculpture and art casting for thousands of years. It develops a patina over time and is preferred for figurines, medallions, plaques and artworks.
Is Bronze heat resistant?
Bronze is a metal; it keeps its strength at much higher temperatures than polymers.
Can Bronze be used outdoors?
Yes. Bronze has good resistance to UV light and weather; it is suitable for outdoor parts.
Which parts are made with Bronze?
Bronze is typically used in applications such as figurines and figures, medallions and plaques, artworks.
Which material can be used instead of Bronze?
Depending on the application, Brass, Sterling silver 925 can be alternatives. You can see the differences in the comparison tables on the material pages.
Does TAİ Robotik produce with Bronze?
For Bronze, send us your part's dimensions, quantity and operating conditions; we will determine the best production route and, if needed, an equivalent alternative together.
Lost-wax casting · Precious metals
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