May 19, 2015 . Furthermore the type of mechanical stress applied in a certain crusher or mill type, .. Using results from rock mechanical tests to describe comminution behavior is an .. Bond defined a crushing work index (in kWh/t) by: calibration of small scale tests and at a later stage of a mine development project.

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The Bond crushing work index test (sometimes called the "impact work index" test) is noisy, and the difference you observed is perfectly reasonable. The paper by Angove Dunne (1997) reports a standard deviation in crushing work index tests across laboratories as

Comparison of UCS to Bond Work Indices Alex Doll, Alex G Doll Consulting Ltd, Edmonton, Canada Derek Barratt, DJB Consultants Inc, North Vancouver, Canada Ken Wood, Fluor Mining Minerals, Vancouver, Canada Abstract Unconfined Compressive Strength (UCS) is a commonly used rockmass strength measurement used by rock mechanics practitioners.

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Bond Impact Crushing Work Index Procedure and Table of Crushability View Larger Image 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.

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Bond Work Index Tests – Used to calculate power requirements, and size rod and ball mills for a circuit. Crusher Work Index Tests – Used to calculate power requirements, and size crushing equipment. SMC Test – Used to determine energy requirements for a wide variety of comminution equipment.

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Testwork: Bond crushing work index SAGMILLINGCOM. The Bond lowenergy impact crushing work index (more informally, the Bond crushing work index) is not as common as the Bond ball mill work index, and it is a . More Info; INCREASING SAG MILL CAPACITY AT THE COPPER ,

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