Mawoṣe: SD09F
Eyi dọgba si idinku ninu lilo solder rẹ ti o to 50% fun iye kanna ti iṣelọpọ, iwọn iyapa alloys jẹ to 98%, apẹrẹ ọrọ-aje pẹlu ifẹsẹtẹ kekere ati rọrun lati gbe; iṣẹ aisinipo laisi eruku, Iwọn imularada giga, agbara alabọde.