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an overall approach for design under blast external loads is still missing Some design strategies are also recommended aiming to ensure increased robustness in building structures that are to endure localized failure However no guidelines are provided in EN for the calculation

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an overall approach for design under blast external loads is still missing Some design strategies are also recommended aiming to ensure increased robustness in building structures that are to endure localized failure However no guidelines are provided in EN for the calculation

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The geometry of a mill with conical ends is shown in Figure 8.6 The total volume inside the mill is given by Vm 4 D2 mL 1 2 Lc L L 1 Dt/Dm 3 1 Dt/Dm 8.16 The density of the charge must account for all of the material in the mill including the media which may be steel balls in a ball mill or large lumps of ore in an

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