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Recent Blog Posts

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  • Solder Alloys
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  • All
  • Solder Alloys
  • Solder Reclaim
  • Ultrafine Solder Paste
2025 The Year of T5 Banner
Blog

2025: The Year of Type 5 Solder Paste 

Preparing for the Next Evolution in Miniaturization AIM Solder is proud to declare 2025 as “The Year of Type 5,” recognizing the growing importance of this powder size and the ...
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Three side by side prints of solder pastes of different powder sizes to show how they look close up
Blog

Understanding Solder Paste Powder Sizes

If you’ve come across the words Type 4, Type 5, or T4, T5, T6 regarding solder paste and wondered what that meant, you’ve come to the right place. First, note ...
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solder paste in a jar viewed from above
Blog

What’s in Solder Paste and How is it Made? 

Solder paste is made from solder powder – tiny spheres of alloyed metal, combined with a flux medium – rosins, resins, and other chemicals designed to promote cleaning and prevent ...
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REL61 solder in bar, wire, jar, and cartridge forms.
Blog

AIM’s REL61 Solder Alloy

This article explores REL61’s place in the evolution of lead-free solder, the unique advantages of its bismuth-enhanced formulation, and its performance compared to widely used alternatives like SAC305.
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Blog

All About Tin: Sourcing, Soldering, and Sustainability

Tin, with its rich history spanning ancient civilizations to modern electronics, remains an integral metal in soldering. In this post, we explore tin's journey—from historical significance to global market, sourcing, ...
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