Bond Impact Crushing Work Index Procedure
Sizing a crusher can be done reliably calculated thanks to the Impact/Crushing Work Index and the testwork research done by Fred Chester Bond and his 1952 paper According to Bond s Third Theory of Comminution the work/energy input is proportional to the new crack tip length created during particle breakage and equivalent to the work represented by the product
Haulage system selection for open pit mines using fuzzy
Haulage costs in mining operation are significantly raised with the increase in the diesel prices Therefore the movable plans such as the mobile and semi mobile haulage system are the alternatives to replace trucks and reduce haulage costs Regarding the various criteria used in the selection of the suitable haulage alternatives a multi criteria decision making