1. Features:
1). Materials: Sn,Pb.Ag
2). Tin solder paste.
3). Can applied in radio, communication, meters and instruments
4). Residue is easy to remove by hot air after soldering work if necessary
5). Available in many alloy compositions
6). Forms: paste.
7). Flux types: no-clean, rosin and water-soluble liquid
2.Sorts and Chemical compositions:
Sort | Chemical composition (wt.%) |
Sn | Pb | Ag | Cu | Bi | Zn | Fe | Al | Cd |
Sn62.8-Pb37 | 62.8±0.5 | 37±0.5 | 0.20 | 0.08 | <0.1 | 0.03 | <0.02 | <0.005 | <0.002 |
Model | PY-305 | PY-0307 | PY-4258 | PY-6435/1 | PY6337 | PY62.8/37/0.2 | PY62.8/36.8/0.4 |
Alloy Composition | Sn96.5Ag3.0Cu0.5 | | | | Sn63Pb37 | Sn63Pb37 | Sn63Pb37 |
Sn99Ag0.3Cu0.7 | Sn42Bi58 | Sn64Bi35Ag1 |
Melting Point | 217°C | 227°C | 138°C | 172°C | 183°C | 180°C | 178°C |
Powder Specification | 15-25/20-38/25-45mm | 15-25/20-38/25-45mm | 20-38/25-45mm | 20-38/25-45mm | 15-25/20-38/25-45mm | 15-25/20-38/25-45mm | 15-25/20-38/25-45mm |
| | | | | 9.5%-10.5% | 9.5%-10.5% | 9.5%-10.5% |
Flux Content | 11%-12.5% | 11%-12.5% | 9.0%-12.5% | 9.0%-12.5% |
| | | | | 160pa.s-210pa.s | 160pa.s-210pa.s | 160pa.s-210pa.s |
Viscosity | 190pa.s-210pa.s | 190pa.s-210pa.s | 160pa.s-210pa.s | 160pa.s-210pa.s |
Solder ball Test | Qualified | Qualified | Qualified | Qualified | Qualified | Qualified | Qualified |
Expansion Rate | Qualified | Qualified | Qualified | Qualified | Qualified | Qualified | Qualified |

Construction, Transportation, touch screen,iPhone,computer,ITO and liquid crystal
OTHER DETAIL, VICIT OUR WEBSITE OR CONTACT US TO CHECK THE MSDS .