Gallium is a soft, silvery metal and one of only six elements that melt just above room temperature. Its unique physical properties, combined with its exceptional purity when refined for electronic applications, make it indispensable to modern semiconductor technology.
Approximately 95% ofall highpurity gallium is used to produce III–V compound semiconductors, including:
- Gallium Arsenide (GaAs)
- Gallium Nitride (GaN)
- Gallium Antimonide (GaSb)
These materials are essential for highfrequency microwave devices, infrared optoelectronics, highspeed semiconductor components, and blue and violet LEDs.
Ultrahighpurity gallium is also used to manufacture sputtering targets and evaporation materials for thinfilm deposition processes. In addition, it serves as a critical source material for molecular beam epitaxy (MBE), supporting both advanced semiconductor research and commercial production where precise control of film composition and purity is vital.
General Properties
| Properties | Value |
| Symbol | Ga |
| CAS Number | 7440-55-3 |
| EINECS Number | 231-163-8 |
| Atomic Number | 31 |
| Atomic Mass | 69.723 |
| Density | 5.91 g/cm3 |
| Melting Point | 29.76°C |
| Boiling Point | 2400 °C |
| Thermal Conductivity | 40.6 W/(m⋅K) |
| Electrical Resistivity | 270 nΩ⋅m (at 20 °C) |
| Electronegativity | Pauling scale: 1.81 |
| Heat of Vaporization | 256 kJ/mol[2] |
| Heat of Fusion | 5.59 kJ/mol |
Product Availability
We provide high-purity (MBE-grade) Gallium (Ga) tailored for semiconductor and industrial requirements.
| Purity | Up to 99.999999% (8N) |
| Forms | Various sizes and shapes |
| Package | Vacuum-sealed |
If you require any of this high-purity metal, please contact our sales team for details at sales@american-gmg.com.