National products manufactures a range of quality and high performance solders, fluxes and pcb chemicals used in electronics, instrumentation, automobiles, telecommunication, computer and other allied industries. National products offers pb free solder pastes. Pb-free solder paste is manufactured with the atomized gas and centrifugal sparing methods. The pb free solder pastes can be used in air-reflow and n2 reflow processes. The features of the pb free solder pastes are: