Solder is a metal wire with a low melting point. For electronics, it is traditionally a mix of tin and lead. Other alloys are used for plumbing, mechanical assembly and other applications. The various types which are manufactured are Rosin Core Solder Wire, lead-free solders, solder alloys, silver solder, solder plates, silver sticks etc. to keep up with the continuously changing electrical and electronic field.
Their individual usage ranges from being in demand in the entertainment and professional electronic, defense electronics and avionics fields and industry. Also is used in the mass production of capacitors, fuses etc.