The result of your conversion between ounce/cubic inch and grain/cubic inch appears here
To convert between Ounce/cubic Inch and Grain/cubic Inch you have to do the following:
First divide (0.45359237/16)/(0.0037854118/231) / ((0.45359237/16)*(192/175)/480)/(0.0037854118/231) = 437.5
Then multiply the amount of Ounce/cubic Inch you want to convert to Grain/cubic Inch, use the chart below to guide you.
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