Cut new heat shrink tube sleeve with scissors so it's slightly longer than the open wires you will solder together. Slide sleeve over metal wire until it's out of the way. Make sure the diameter ...

[Martin Thuo] at Iowa University used this property to make solder joints at room temperature using Field’s metal (a combination of bismuth, indium, and tin). The key is a process that coats the ...

[Bam] from the LulzBot forums has successfully printed metal using his ... He’s making use of 3mm solder purchased from McMaster (76805a61), which has a blend of 95.8% tin, 4% copper and ...