en-free copper no less than 0.0165ohms mm2/m, t2 copper no less than 0.0172ohms mm2/m.
4. Solder tin component: 63%sn37%pb£¬60%sn40%pb(tm-a), 96.5%sn3.0%ag0.5%cu£¬99%sn1%ag(tm-b), 62%sn36%pb2%ag (tm-c)
5. Solder tin melting point: 179-217
6. Tensile strength: no less than 200n/mm2
7. Extensibility: no less than25%
8. According to customer requirements, we can provide different chemical coating and different sizes of products
Normal packing
