[Shop-talk] single vs. dual stage compressors

[Mark Andy]

Howdy,

On Thu, 20 Nov 2008, Randall wrote:
> But there is something to be said for not pumping a big tank up to 175 
> psi if you don't need it.  I just can't imagine not needing it.  Even a 
> small die grinder typically needs at least 4 cfm @ 90 psi; which 
> translates to some 28 scfm in compressor-speak.  And even if I could 
> afford a 28 cfm compressor, I don't have enough electrical power to turn 
> it!

Wait.

What?

if the die grinder says its needs 4 cfm @ 90 psi and the compressor says 
it'll provide 16 cfm @ 90 psi... What's the problem?

Mark