The result of your conversion between grain/cubic inch and Copper appears here
To convert between Grain/cubic Inch and Copper you have to do the following:
First divide ((0.45359237/16)*(192/175)/480)/(0.0037854118/231) / 8906 = 0.000444
Then multiply the amount of Grain/cubic Inch you want to convert to Copper, use the chart below to guide you.
Symbol: gr/in³
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Symbol: copper
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