Wheeler Ball Mill 1970
2021-4-29 · 45C1575B-5F2B-08514E.DOC 3 Air Flow 3000fpm 60 minhr A N p POPB Where A Flow Area of one conduit ft2 N No. Of conduitspulverizer Po Standard barometric pressure psiu Pb Barometric pressure at plant altitude psiu p Density of air at standard pressure 150 F. Note Western fuels are often controlled to 135 F which would also require a density