ISO 5074
Hard Coal - Determination of Hardgrove Grindability Index
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| Organization: | ISO |
| Publication Date: | 1 October 2015 |
| Status: | active |
| Page Count: | 8 |
| ICS Code (Coals): | 73.040 |
scope:
This International Standard specifies the method for determining the grindability index of hard coal using the Hardgrove machine. It also specifies the procedure for calibrating the test machine and for preparing the standard reference coal samples.
NOTE In this International Standard, the term "hard coal" is used as an indication of maturity or rank in the coalification sequence and is not related to the physical properties of the coal.
Document History
ISO 5074
October 1, 2015
Hard Coal - Determination of Hardgrove Grindability Index
This International Standard specifies the method for determining the grindability index of hard coal using the Hardgrove machine. It also specifies the procedure for calibrating the test machine and...
December 15, 1994
Hard Coal - Determination of Hardgrove Grindability Index
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