Valantin found a linear relationship between normal force acting on a pick and Cechar hardness index, and exponential relationship between uniaxial compressive strength and Cerchar hardness index.Cerman investigated the effect of thrust force and rotational speed on Cerchar hardness index on marl, calcareous phosphate and carried out a statistical analysis in order to find a relationship ...
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به خواندن ادامه دهید[randpic] relation between denver grindability index and mohs hardness. A higher Hardgrove index is equivalent with better grindability, but no proportionality exists between Hardgrove index (Beke 1970, 1975) his finding that there exists a qualitative relationship between grindability and the ster of particle size distribution, or which is the same, (Mohs hardness 3-3.5) and rock salt (Mohs ...
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به خواندن ادامه دهیدThe relationship between Q and Hv is shown in Fig. 7; this relationship is expressed by the following equation. (3) Q = 36 Hv − 0.72 − 1.15. Download : Download full-size image; Fig. 7. Relationship between the total grinding throughput rate required to achieve a mean particle diameter of 7 μm and Vickers hardness.
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