store.curiousinventor.com This video demonstrates how to solder .5mm pitch QFN chips using only hot air and a soldering iron, without solder paste or a stencil. It also discusses hot air temperature and air settings, and flux type.
Here’s a couple of soldering products you should check out:
Consumer Notice: This web page may contain affiliate links which means if you purchase something through them I may get paid an affiliate commission. However, you could find exactly what your searching for!