Hardgrove grindability index


Also found in: Acronyms.

Hardgrove grindability index

[′här‚grōv ‚grīn·də′bil·əd·ē ‚in‚deks]
(engineering)
The relative grindability of ores and minerals in comparison with standard coal, chosen as 100 grindability, as determined by a miniature ball-ring pulverizer. Also known as Hardgrove number.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
Chemical properties and hardgrove grindability index of various coal types of Punjab were determined.
Hardgrove Grindability Index, Australian Coal Association Research Program (ACARP) Report, Publication Issue No.5, Australian Coal Research Limited P.O.Box A244, Sydney South NSW, Australia.
Estimation of hardgrove grindability index of Turkish coals by neural networks.
Effects of moisture and coal blending on hardgrove grindability index of western Australian coal, Fuel Processing Technology, 81: 67-76.