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APEX-NPW-14-11-3
Sn-Cu series

Pb free resin flux cored wire solder

This product is Fluorine activator type flux cored lead-free solder wire
Good solderability to base materials to solder difficulty, such as stainless, Ni and brass and so on.

Table .Characteristics

Items Characteristics Test method
Alloy composition(%) Sn:Balance, Cu: 0.55±0.15 Allowable impurity level is based on JIS Z 3282 class-A
Solidus temperature(°C) 226 DSC (Differential Scanning Calorimetry)
Liquidus temperature(°C) 226
Flux contents(mass %) 2.7~3.3 JIS Z 3197 8.1.2
Halide contents(mass%) 0.1~0.4 JIS Z 3197 8.1.4.2.1
Fluoride contents(mass%) 0.2~0.4 JIS Z 3197 8.1.4.2.4
Copper plate corrosion test Passed JIS Z 3197 8.4.1
Insulation resistance test(Ω) More than 1.0×10⁸ JIS Z 3197 8.5.3 JIS type, 85°C-85%RH, 168h, measured with DC100V inside of chamber
Migration test Passed JIS Z 3197 8.5.3 JIS type, 85°C-85%RH, 1000h, applied with DC48V, visual check
Aqueous solution resistance test(Ωm) More than 700 JIS Z 3197 8.1.1
Dryness test Passed JIS Z 3197 8.5.1
Spreading factor test(%) More than 70 JIS Z 3197 8.3.1.1
Remarks JIS Z 3197:1999 Testing method for soldering fluxes