Properties of Lead-Free Solders.
(Properties of Sn-37Pb are provided for comparison)

Appearance of Solidified Solder Surface

Note that the surface of SN100C is smooth and bright. SN100C Sn-0.7Cu-0.05Ni+Ge SC Sn-0.7Cu SCAB Sn-0.7Cu-0.3Ag+Bi SN96CI Sn-3.8Ag-1.0Cu SAC Sn-3.0Ag-0.5Cu SPb Sn-37Pb

Typical Soldering Temperature

Thermal Profile for SN100C (wave-soldering)