Rosin Based Liquid Fluxes
| Characteristics | 145 | 186 | 1544 | 1580 |
|---|---|---|---|---|
| Flux Type | Rosin Non-Activated (R) | Rosin Mildly Activated (RMA) | Activated Rosin (RA) | Activated Rosin (RA) |
| Percent Solids | 25 | 18 to 36 | 50 | 20 to 36 |
| Specific Gravity | 0.844 ± 0.005 |
0.879 ± 0.005 (186) 0.848 ± 0.005 (186-25) 0.831 ± 0.005 (186-18) |
0.929 ± 0.005 |
0.890 ± 0.005 (1585) 0.863 ± 0.005 (1587) 0.850 ± 0.005 (1588) 0.837 ± 0.005 (1589) |
| Product Characteristics | Excellent for solderability test procedures specified by military and commercial industries | Designed for high thermal stability and superior solderability. Kester # 186 is available in 18, 25 or 36 percent solids formulations. | Kester's active, non-corrosive rosin type flux. Used on surfaces which are more difficult to solder. | These active formulations are designed for high speed wave soldering applications. Varied solids content and halide activity available |
| Compliant specifications | ANSI/J-STD-004 | ANSI/J-STD-004 | ANSI/J-STD-004 | ANSI/J-STD-004 |
| Residue Removed Method | Residue is non corrosive, but may be removed with solvent or with Kester's # 5768 saponifier at 7-10% solution in de-ionized or soft water at 120-140°F | Residue is non-corrosive, but may be removed with solvent or with Kester's # 5768 saponifier at 7-10% solution in de-ionized or soft water at 120-140°F | Residue is non-corrosive, but may be removed with solvent or with Kester's #5768 saponifier at 7-10% solution in de-ionized or soft water at 120-140°F | Residue is non-corrosive, but may be removed with solvent or with Kester's #5768 saponifier at 7-10% solution in de-ionized or soft water at 120-140°F |
| Thinner # | 108 | 120 | 104 | 103 |