The result of your conversion between Copper and pound/cubic foot appears here
To convert between Copper and Pound/cubic Foot you have to do the following:
First divide 8906 / 0.45359237/((0.0037854118/231)*1728) = 555.98341924
Then multiply the amount of Copper you want to convert to Pound/cubic Foot, use the chart below to guide you.
Symbol: copper
No description
Symbol: lb/ft³
No description