Need advice on specialist suction devices for "at Source" collection of small quantities of particles generated in a laser etching process. The process will only generate a couple of grams of particles per hour.
I am particularly curious about off-the-shelf duct inlets ,nozzles and...
Does anyone know how does one go about anticipating the pressure drop due to a complicated nozzle assembly stuck on the end of a vacuum extraction unit hose. the nozzle is annular (donut) in cross section and i can't find any equations for the entry/exit losses into an annular section.
All i...
