Characteristics of solder bar:
1. Applied to household appliances, communication devices, instruments, etc.
2. The residue is easy to be removed by hot air after welding
3. There are many kinds of alloy, which can be produced according to customer's demand
4. After welding, the surface is smooth and bright
5. Good mechanical performance
6. Strong moisture
7. Very few crumbs
8. Form: strips, wire