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The document specifies a 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.
| Author | DIN |
|---|---|
| Editor | DIN |
| Document type | Standard |
| Format | File |
| ICS | 75.160.10 : Solid fuels
|
| Number of pages | 7 |
| Replace | DIN 51742 (1989-08) |
| Year | 2001 |
| Document history | DIN 51742 (2001-07) |
| Country | Germany |
| Keyword | 51742 |