合金組成 R A R M A 特殊 線徑 包裝 備註
SN/CU 0.3m/m ↓ 2.0m/m
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SN/AG
SN/AG/CU
(W) SN/AG/CU/SB
Flux content 2.3~5% 2%3%3.5% 2.3~5%
Halogen Content 0.45% 0.20% F(0.3)%
Insulation resistant over1x1011π over1x1012π over1x1011π
Expansion(%) 80%以上 78%以上 75%以上
Application Good dispersion And suitable for ordinary trolling soldering Good dispersion And suitable for ordinary trolling soldering Suitable for substrate difficult to weld.