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Composition
Tin (Sn): 60%
Lead (Pb): 40%
Flux content in core: 1 – 3%
Flux composition:
Rosin: 90%
Activating agent: 10%
Catalyst (promoter): 3%
Boiling point:
600°C (solder)
124°C (flux)
Melting point: 183–191°C (solder)
Specific gravity: 8.53 (water = 1 at 25°C)
Weight: 100g
Diameter (ϕ): 0.8mm