design of bond rod mill work index

Testwork: Bond rod mill work index

The Bond rod mill work index is not as common as the Bond ball mill work index, and there are two different variations on the mill apparatus.The SAGMILLING.COM models expect a mill with a "wave liner", and is not compatible with mills using "smooth liners".

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bond mill work index

Bond Index Ball Mill / Rod Mill BT 100 XL - RETSCH 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 2 ...

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Bond Work Index Rod Mill | Titan Process Equipment Ltd.

The Titan Bond Work Index Rod Mill is one-piece cast construction with integral wave liners of a form described by Bond. This mill is used to perform the necessary metallurgical testing to determine the grinding characteristics of ores and power requirements for operating production-size rod mills.

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Appendix B-2 Bond Work Index Test Procedure for …

The Bond Rod Mill Work Index determination is carried out in a standard test mill and under standard conditions. The test mill has an internal diameter of 305 mm and is 610 mm long. It has a wave lining.

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Bond Tests | SGS

* Bond F. C., “Crushing Tests by Pressure and Impact”, Trans AIME, Vol 169, 1947, pp 58-66. Bond Rod Mill Grindability Test The test determines the Bond Rod Mill Work Index which is used with Bond’s Third Theory of Comminution to calculate net power

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Rod Mill

Bond had used short tons to determine work index. To convert to metric tons the factor 1.1 has been used here, (62 × 1.1 = 68.2). 2. W i conforms to the motor output on an average overflow rod mill of 2.44 m internal diameter, wet grinding in open circuit.

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C O N S U L T I N G L T D TECHNICAL MEMORANDUM

Many people refer to “the” Bond work index when they really mean the Bond ball mill work index. There are two other Bond work index measurements commonly used: the rod mill work index and the crushing (low-energy im-pact) work index. Figure 3: Rod mill for

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Comparison of Ore Hardness Measurements for Grinding Mill Design …

standard Bond crushing, and rod mill work indices, abrasion indices and by Dawson for Bond Ball Mill Work Index tests using crushed feed, and Standard Autogenous Grinding Design (SAGDesign) Tests, patented by Outokumpu. (See reference 8 below).

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What Can Go Wrong in Comminution Circuit Design?

had one of Bond’s original design machines and similar results were obtained. As a consequence, metallurgists requesting impact work index test work should understand what equipment is being used and how the data should be interpreted. Bond rod mill work

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Table of Bond Work Index by Minerals

This Table of Ball Mill Bond Work Index of Minerals is a summary as tested on ‘around the world sample’. You can find the SG of each mineral samples on the other table.

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SAGMILLING.COM .:. Articles

Commentary on the apparatus of the Bond rod mill work index The Bond "Third Theory" of comminution was originally divided into three size classes reflecting the varieties of comminution equipment common during the time period when Bond (and his collaborators) were gathering the information to calibrate comminution models.

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Rapid determination of Bond rod-mill work index by …

 · For comparing the standard Bond rod-mill work index and the new modeled method, work index (W i) and produced fine particles in a cycle (G i) for the four samples determined. The performed paired Student’s t -test results indicated that the Standard Deviation for G i and W i obtained by the shortened method are respectively 0.50 and 0.58 in respect of traditional Bond method.

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(PDF) Rapid determination of Bond rod-mill work index …

Generally, Bond work index is a common method for selecting comminution equipment as well as estimation of grinding efficiency and calculating required power. In the current research, a simple, fast and accurate procedure is introduced to find the

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