Sand Testing GFN | Sand - ScribdTo measure the sand grain size and calculate the Grain Fineness Number (GFN). 2.2.To understand the advantages and disadvantages of sieve analysis and its.industry gfn sand equipment,Optimizing Green Sand Properties of Fluidized Sand from Aeration .Green Sand Testing Equipment. 50. 3. Factor and Level .. reference green sand properties for the sand casting industry. . Grain fineness number (GFN), sand.
industry gfn sand equipment