Duration 25:21

Lets Make Very Low Melt Solder - An Amalgam of Bismuth, Tin & Lead - 83-120°C Melting Point

Published 3 Sep 2023

Making a 50/50 mix of 60/40 Tin Lead Solder and Bismuth mixed into existing leaded or lead free solder it'll lower the melting point to: 94-98°C on Leaded Solder 100-120°C on Lead Free depending on the Alloy Mix whereas conventional solder melting points are: Leaded Solder 60/40 Sn-Pb, which melts at 188°C Leaded Solder 63/37 Sn-Pb, which melts at 183°C Leaded Solder 40/60 Sn-Pb, which melts at 234°C Common Lead Free Solder Sn-Ag-Cu, which melts at 217°C The low melting point of this solder works really well for desoldering connectors and components from PCBs , it mixes with the existing solder lowering the melting temperature and staying in a molten liquid state a very long time at a much lower heat than conventional solders take to melt...

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