Tháng 9 10, 2026

If you’ve ever wondered whether nitrogen reflow is worth the extra cost, this guide cuts through the hype. It breaks down exactly how each method works, where nitrogen actually helps (hint: OSP finishes, dense BGAs, and lead-free assemblies), and why the right choice depends on your board, your paste, and your defect history—not trending manufacturing gossip. Get the facts before you invest.

Selective soldering targets individual through-hole joints with surgical precision, keeping your reflowed BGA and QFN packages completely untouched—no more drowning heat-sensitive components in wave solder. This practical guide walks through equipment selection, nozzle strategies, workflow optimization, and defect prevention, with production data showing defect rates can drop by up to 30%.