Product Code: GAL99AAAC

99.99% Gallium

Lead-free99.99% Purity Low-Melting Alloy Base Melts at 85.6°F Semiconductor and Research Use
High-purity 99.99% gallium metal for low-melting alloys, research and semiconductor applications. Melts at 85.6°F (29.8°C).
Solidus
86°F (30°C)
Liquidus
86°F (30°C)
Density
0.214 lbs/in³ (5.91 g/cm³)
Primary Elements
Ga
Nominal Composition
99.99% Ga
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Product Overview

99.99% Gallium is high-purity gallium metal. Gallium is a soft, silvery metal that melts at just 85.6°F (29.8°C), so it can turn liquid in a warm room or in the hand, and it stays liquid over an unusually wide temperature range. It is used to make low-melting alloys such as gallium-indium-tin, as a dopant and compound source in semiconductor materials such as gallium arsenide and gallium nitride, in thermometers and thermal interface materials, and in laboratory and research work. Density is 0.213 lbs/in³ (5.91 g/cm³). Unlike most metals, gallium expands by about 3% when it freezes, which affects how it should be stored. Forms: metal. Contact Belmont for available package sizes.

Available Forms

Metal

Product Code

GAL99AAAC

Technical Info

Thermal Properties

Melting Point (Solidus)86°F (30°C)
Melting Point (Liquidus)86°F (30°C)

Physical Properties

Density (imperial)0.214 lbs/in³
Density (metric)5.91 g/cm³
Primary ElementsGa
Lead FreeYes
Key Features
99.99% PurityLow-Melting Alloy BaseMelts at 85.6°FSemiconductor and Research Use
Solubility Note

Liquid gallium attacks and embrittles aluminum and wets glass and many metals. Store in plastic or polyethylene containers, away from aluminum.

Nominal Composition

  • 99.99% Ga
Store it in a plastic or polyethylene container, never glass or metal, because gallium expands when it freezes and can crack a rigid container. Keep it well away from aluminum, which liquid gallium rapidly attacks and weakens.
Gallium is regulated as a corrosive dangerous good because it attacks aluminum aircraft structures, so air shipment is restricted and requires special packaging. Ground shipment is usually the simpler option; contact Belmont for shipping details.
Lower-purity gallium is adequate for many alloying uses, while 99.99% (4N) material is preferred for research, electronic materials and applications where trace impurities affect properties.

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