walnut

I clean the scale off pool tile with #10 glass bead. I want to change my system to walnut shell. Will this work? Vanair 25 hp rotary screw 70 cfm at 1oo psi 150' 1/2" air line from compressor to pot. Pot is a basic 100# pot with 1/2" plumbing in and 3/4" at the media valve. 25' of 1/2" blast...