Solder Connection

Solutions in Soldering Technology

Delta WS700 Water Soluble Solder Wire

Qualitek Delta WS700 is a water soluble cored solder wire designed for electronic applications, available in leaded and lead-free alloys. WS700 has rapid wetting action and flux residues are easily removed with water rinse or inline cleaning systems. WS700 cored solder wire will not decompose or carbonize under prolonged heat. WS700 meets IPC-J-STD-004B specifications.

WS700 is a water-soluble formulation; therefore, the residues must be removed for typical applications. For advise on residue removal contact our sales office to discuss your application.

Key Product Features and Benefits:

  • Rapid wetting action
  • Residues easily removed with water
  • Flux does not carbonize or decompose under prolonged heat
  • Available in leaded (63/37 & 60/40) and lead-free (SAC305) alloys
  • RoHs compliant* 
  • Flux Classification: ORH1

*SAC305 Alloy


Product Number : WS700