#### A new model between the Bond and Hardgrove grindability based on ...

The standard Bond grindability test is the dry grinding and dry sieving process until a steady state is obtained with a closed cycle logic in a standard Bond ball mill ( cm) given in Fig. 2. The procedure for the Bond grindability test is defined as follows ( Bond and Maxson, 1943, Austin and Brame, 1983, Magdalinović, 1989, Deniz ...