Thanks. I know the HP rating is as bogs as a shop-vacs - was only
referencing it so you'd know the model/type of a/c. Yeah, an IR would be
nice but it's just me in the garage... :-)
At 03:31 02/17/2002, Randall Young was inspired to say:
>Well, I used to know how to do this ... a cubic ft is 7.48 gallons, so your
>60 gal tank is about 8 cf. Atmospheric pressure is about 15 psi, so you've
>got about 9 atm * 8 cf or roughly 72 scf. Divide by 6.5 and your compressor
>is producing about 11 cfm.
>
>You'll have to compare that to the cfm rating, since compressor hp rating is
>pretty much a meaningless number. Or to put it another way, 11 scfm is
>about normal for a CH 7hp, but an IR 7hp should produce over twice that much
Cheers!
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