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Indium Powder

Indium Powder

Indium Powder
Product No NRE-8024
CAS No. 7440-74-6
Formula In
Molecular Weight 114.81 g/mol
APS <40um(can be customized)
Purity 99.9%
Color Gray
Density 7.312 g/cm³
Melting Point 156.5985 °C
Boiling Point 2072 °C

Indium Powder Cautions:

Indium powder, a fine, soft, and malleable metal, has a variety of applications across different industries due to its unique properties, including excellent thermal and electrical conductivity, ductility, and corrosion resistance. Here are some common applications of indium powder:

Soldering: Indium is frequently used in soldering applications, particularly in the electronics industry. It forms a ductile and strong bond between components, ensuring reliable electrical connections. Indium-based solder alloys are often used for delicate components and high-temperature applications.

Semiconductor Manufacturing: Indium is used in the production of semiconductors and integrated circuits. It is employed as a masking material for etching processes and as a component in some electronic materials.

Thermal Interface Materials (TIMs): Indium-based TIMs, such as indium foil or thermal grease, are used to enhance heat transfer between electronic components and heat sinks. These materials are crucial for cooling in high-performance electronic devices.

Cryogenic Sealing: Indium’s low-temperature properties make it suitable for sealing applications in cryogenic systems. It remains ductile and effective at extremely low temperatures, ensuring a reliable seal.

Vacuum Seals: Indium gaskets and seals are used in vacuum systems and high-pressure environments, where they provide a hermetic seal. Its malleability allows it to conform to irregular surfaces.

Radiation Shielding: Indium can serve as a shielding material for certain types of radiation, such as X-rays and gamma rays. It is often used in the healthcare industry for radiation protection.

Solar Cells: Some types of thin-film solar cells use indium-based materials to enhance electrical conductivity and light absorption. Indium-tin-oxide (ITO) is commonly used as a transparent conducting layer in photovoltaic cells.

LCD and OLED Displays: ITO-coated glass, which contains indium, is used as a transparent electrode in liquid crystal displays (LCDs) and organic light-emitting diode (OLED) displays. It allows for the passage of electrical current while maintaining transparency.

Aerospace Applications: Indium is used in aerospace applications for its resistance to extreme temperatures and its ability to form reliable seals in high-pressure environments.

Thermoelectric Devices: Indium antimonide (InSb) is a thermoelectric material used in thermocouples and thermoelectric generators for converting heat into electricity.

Alloying: Indium is used to create various alloys, including fusible alloys, which have low melting points and are used in applications like fire sprinkler systems and thermal fuses.

Research and Development: Indium is used in various research and development applications, including in the development of new materials, sensors, and specialized equipment.