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Photovoltaic Solutions

Tabbing Conductors

All DuPont™ Solamet® tabbing silver compositions can be used with lead containing and lead-free solders. Laboratory tests have shown the choice of flux is critical to achieve high adhesion when changing to a lead-free solder.

Tabbing Conductor metallization processTabbing Conductor Requirements:

  • High adhesionFor greater reliability
  • Good solderability For high speed automatic processes
  • Good print resolution

DuPont Paste Offerings:

  • Solamet® PV202 Ag/Al (Cd-free)Is the standard Ag/Al paste
  • Solamet® PV502 (Cd free)Pure Ag is the current standard tabbing silver
  • Solamet® PV585 (Cd + Pb free)Pure Ag has particularly high adhesion

For more information on Solamet® or other DuPont Photovoltaic Solutions, please contact your local representative.