These solder wires contain no-clean flux which complies with ANSI-J-STD 006 and Bellcore Standards. These fluxes are halide-free and may be left on the PCB without further cleaning. The solderability of this flux is better than many RMA type fluxes.
Wires available with this flux type:
| Symbol |
Sn content(%) |
Wire diameter(mmØ) |
Allowable tolerance of wire(mm) |
Single-coil net weight(kg) |
| SN63 |
63±1 |
3.0 2.3 2.0 1.6 1.2 1.0 0.8 ~ 0.46 |
±0.05 |
0.5 |
| SN60 |
60±1 |
| SN55 |
55±1 |
0.5 |
| SN50 |
50±1 |
2.0 |
| SN62+2Ag |
62±1 |
5.0 |
| |
|
|
Characteristics of solder wire Sn60/Pb40 with no-clean flux:
|
|
NC (Non-halide) |
| |
|
| Solder purity |
JIS-Z-3282 A min. |
| Flux content (wt%) |
1.4 ~ 2.2% |
| Halide content (wt%) |
0.04max. |
|
|
| Drying degree of residual flux |
Passed |
| Copper corrosion |
Passed |
| Flux insulation resistance(Ω) |
1.0 X 1012min. |
|
|
| Apllied voltage temperature withstand characteristic(Ω) |
1.0 X 1012min. |
|
|
| Spread factor* (%) |
Oxidized copper plate |
80%min. |
|
|
| Brass plate |
70%min. |
|
|
| Nickel plate |
- |
|
|
| Color of flux after soldering |
Light-yellow color (transparent) |
| Odor when soldering |
Extremely low |
|
| Symbol |
Sn content(%) |
Wire diameter(mmØ) |
Allowable tolerance of wire(mm) |
Single-coil net weight(kg) |
| SN63 |
63±1 |
3.0 2.3 2.0 1.6 1.2 1.0 0.8 ~ 0.46 |
±0.05 |
0.5 |
| SN60 |
60±1 |
| SN55 |
55±1 |
0.5 |
| SN50 |
50±1 |
2.0 |
| SN62+2Ag |
62±1 |
5.0 |
| |
|
|
