Bond Index Ball Mill / Rod Mill BT 100 XL RETSCH
The grinding jar for the Bond Index Rod Mill is 12″ x 24″ in size and has a wave shaped design At least 15 to 20 kg sample material is required to simulate a closed grinding circuit in a ball or rod mill The Rod Mill Work Index RWI is used for particle size determination in a size range from 25 mm down to mm whereas Ball Mill Work Index BWI is used for the range from mm down