PCB Assembly Solder Pastes
Low-Temperature Solder Pastes
Indium Corporation has been a leader in low-temperature applications for more than 90 years. Choose from a wide selection of low-temperature solder pastes and alloys designed to meet the diverse needs of electronic applications. Our flux vehicles enhance performance to ensure optimal results, while our solutions help customers achieve unparalleled reliability and reduce ownership costs and energy consumption.
Powered by Indium Corporation
- Large Selection of Alloys for a Variety of Uses
- 90+ Years of Temperature Expertise
- Patented Alloys for Enhanced Drop Shock Reliability

Product Overview
We know that one size doesn’t fit all, which is why we’re committed to selecting the right product tailored to each application’s specific needs, ensuring just the right fit without excess or insufficiency.
Traditional Bi- and In-Containing Alloys
Backed by decades of experience and a reliable supply chain, our traditional options are preferred by manufacturers.
Bi+
We recently introduced a doped bismuth alloy designed to enhance thermal cycling reliability in low-temperature applications.
Durafuse® LT
This patented alloy technology brings exceptional drop shock reliability in low-temperature applications.
Product Data Sheets
Low-Temperature Solder PDS 99261 (A4) R1.pdf
Low-Temperature Solder PDS 99261 R1.pdf
Indium5.7LT-1 Low-Temp Solder Paste PDS 99375 (A4) R5.pdf
Indium5.7LT-1 Low-Temp Solder Paste PDS 99375 R5.pdf
Related Applications
Low-temperature solder pastes are suitable for a wide range of applications.
Related Markets
Businesses across various markets are increasingly adopting lower-temperature alloys and processes to reduce costs and minimize their carbon footprints.
Expert Support for Reliable Results
Do you have technical questions or sales inquiries? Our dedicated team is here to help. “From One Engineer to Another®” isn’t just our motto—it’s our commitment to delivering exceptional service. We’re ready when you are. Let’s connect!

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