| Product ID | Formula | Purity | Dimension | Inquiry |
|---|---|---|---|---|
| 4900FI001 | In | 99.995% | 100 mm x 100 mm x 0.05mm | Inquire |
| 4900FI002 | In | 99.99% | 100 mm x 100 mm x 0.1mm | Inquire |
| 4900FI003 | In | 99.995% | 100 mm x 100 mm x 0.1mm | Inquire |
| 4900FI004 | In | 99.999% | 50 mm x 50 mm x 0.2mm | Inquire |
| 4900FI005 | In | 99.99% | 100 mm x 200 mm x 0.25mm | Inquire |
| 4900FI006 | In | 99.999% | 100 mm x 200 mm x 0.25mm | Inquire |
| 4900FI007 | In | 99.99% | 100 mm x 100 mm x 1mm | Inquire |
| 4900FI008 | In | 99.999% | 100 mm x 100 mm x 1mm | Inquire |
| 4900FI009 | In | 99.999% | 100 mm x 100 mm x 2mm | Inquire |
Indium metal foil is a high-purity, soft, ductile metallic material widely used in electronics, semiconductors, thermal interface materials, and advanced research applications. With excellent malleability, low melting point, and high electrical conductivity, indium foil is ideal for precision bonding, thin film deposition, and low-temperature thermal management solutions.
Our indium foils feature 99.99% (4N) to 99.999% (5N) purity, uniform thickness, smooth surface, and reliable mechanical properties, ensuring consistent performance for industrial production and laboratory applications.
High Purity: 4N–5N purity for minimal impurities and high reliability.
Flexible Thickness: Standard thickness from 0.01 mm to 0.5 mm, customizable.
Excellent Conductivity: Reliable electrical and thermal performance.
Smooth Surface: Polished or matte finish options for bonding and deposition.
Stable Quality: Suitable for electronics, optoelectronics, and material research.
Thermal Interface Materials: Enhances heat transfer in microelectronics and optoelectronics.
Semiconductor & Electronics: Used in low-temperature bonding, interconnects, and soldering.
Thin Film Deposition: Applied in evaporation sources or laminated structures.
Optoelectronic Devices: Ideal for LEDs, photodetectors, and infrared sensors.
Material Expertise: Decades of experience in high-purity metals and foil products.
Custom Solutions: Flexible foil thickness, size, and surface finish.
Quality Assurance: ICP-MS impurity control and strict mechanical property checks.
Reliable Supply: Stable production and global delivery on schedule.
Technical Support: Dedicated team to assist in your project requirements.
1. What is Indium Metal Foil?
Indium Metal Foil is a thin, flexible form of metallic indium with high ductility, good thermal conductivity, and electrical conductivity. Its softness and conformability make it suitable for thermal interface, sealing, bonding, cryogenic, vacuum, and electronic applications.
2. What purity is available for Indium Metal Foil?
Indium Metal Foil is available in different purity grades, including 99.99% and 99.995%, depending on application and impurity-control requirements. Higher-purity indium foil is suitable for applications where low metallic impurities are important, such as advanced electronics, thermal interfaces, and specialized research.
3. What is Indium Metal Foil used for?
Indium Metal Foil is commonly used as a thermal interface material, sealing material, and conductive interface in electronics, semiconductor, cryogenic, vacuum, and other specialized applications. Its softness allows it to conform closely to mating surfaces, helping improve thermal or electrical contact.
4. How do I choose Indium Metal Foil?
When choosing Indium Metal Foil, consider the required purity, thickness, length and width, operating temperature, surface condition, and intended application. For thermal interface applications, foil thickness and surface conformity are important, while sealing and electronic applications may require specific dimensions, purity, and mechanical properties.
5. Can Indium Metal Foil be customized?
Yes. Indium Metal Foil can be customized according to required purity, thickness, length, width, shape, and packaging requirements. It can also be supplied as sheets or cut to specific dimensions for thermal interface, sealing, electronic, and research applications.
6. What thicknesses and sizes are available for Indium Metal Foil?
Indium Metal Foil is available in a range of thicknesses and sheet dimensions, depending on the application and supplier specifications. Standard and custom thicknesses, widths, lengths, and shapes can be provided. For custom requirements, the desired purity, thickness, dimensions, tolerance, and packaging should be confirmed before production.
Each batch is supplied with:
Certificate of Analysis (COA)
Technical Data Sheet (TDS)
Material Safety Data Sheet (MSDS)
Third-party testing reports available upon request
Chemical Formula: In
Atomic Weight: 114.818
Density: 7.31 g/cm³
Melting Point: 156.6°C
Boiling Point: 2072°C
Crystal Structure: Hexagonal Close-Packed
Inner Packaging: Vacuum-sealed bags and boxed to prevent contamination and moisture.
Outer Packaging: Cartons or wooden crates selected based on size and weight.
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