Stirri's LT-HF solder paste is said to be the world's first low-temperature halogen-free solder paste with an optical tracer.

Incorporates QC-Aid to harness UV light and allow for immediate visual PCB contamination inspection without complex testing equipment or training. Specially designed for tin-bismuth applications, and ensures exceptional soldering performance while maintaining the longevity and reliability of delicate electronic components promoting mechanical properties of Bismuth-containing alloys while enabling instant optional visual QC.

Stirri

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