匯集全系列錫膏、焊錫絲、焊條，提供適合各種SMT場景的焊接材料
Sn63Pb37 eutectic alloy with a single melting point of 183℃, the best wettability and bright joints; a classic leaded alloy system.
Sn55Pb45 alloy system with a wide solidus-liquidus range around a melting point of 183/183℃ and strong oxidation resistance; suitable for soldering copper parts, tinned copper parts and the like.
Sn60Pb40 alloy system with a narrow solidus-liquidus range around a melting point of 183~190℃, excellent wettability, and a working temperature of 240~265℃.
