... solder wire, bar, soldering flux, tin alloy soldering and spray materials. We specialize in manufacture solder wire (offering 0.3mm ... 5.0mm), solder bar, solder paste, soldering flux and spray materials-tin zinc wire.We also produce series of lead- ... of RoHS. Tin solder materials widely used in IT,electronic,telecommunication,machinery,instrument, aviation and aerospace,.... spray material Product ...