LF-4300 SAC305 Solder Wire (No Clean)


SKU: ICB97304

AMTECH’s water-washable, no-clean LF-4300 SAC305 solder wire is a low residue flux core solder designed for lead-free hand soldering and re-work applications. The flux core provides sufficient activity to successfully solder bare copper, tin, silver, gold and other hard-to-solder surfaces. The flux is classified as REL0.

Manufacturer: Amtech 

Manufacturer Item Number: 4075

Key Specifications/Technical Details

  • Diameter of .015 or .031
  • 1 lb full reel corewire_photo2
  • Flux percentage 3.3%
  • Non Eutectic at 217-219°C
  • Shelf life of 36 months when stored in normal conditions


  • Light amber residue
  • No-clean
  • Water-washable
  • Lead-free
  • Solder to bare copper and other hard to solder surfaces