ISO 12900:2018

INTERNATIONAL ISO
STANDARD 12900
Third edition
2018-11
Hard coal — Determination of
abrasiveness
Houille — Détermination de l'abrasivité
Reference number
ISO 12900:2018(E)
©
ISO 2018

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ISO 12900:2018(E)

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ii © ISO 2018 – All rights reserved

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ISO 12900:2018(E)

Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principle . 1
5 Apparatus . 1
6 Sample preparation . 5
7 Procedure. 8
8 Calculation . 8
9 Reporting of results . 8
10 Precision of the determination . 8
11 Test report . 9
Bibliography .10
© ISO 2018 – All rights reserved iii

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ISO 12900:2018(E)

Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out
through ISO technical committees. Each member body interested in a subject for which a technical
committee has been established has the right to be represented on that committee. International
organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.
ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of
electrotechnical standardization.
The procedures used to develop thi
...