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ISO/AWI 20362

Hard coal — Determination of plastometric indices — Automated Sapozhnikov penetration plastometer method

General information

20.00     Feb 2, 2026

ISO

ISO/TC 27/SC 5

International Standard

Scope

This document specifies a method for the determination of plastometric indices with an automated Sapozhnikov penetration plastometer. These indices are the maximum thickness of the plastic layer, Y, in mm, and the final contraction, X, in mm.
This document is applicable to hard coals with a determined ash level of less than 15 % as dry basis as described in ISO 11722 and ISO 1171.

Life cycle

PREVIOUSLY

PUBLISHED
ISO/TS 20362:2022

NOW

PROJECT
ISO/AWI 20362
20.00 New project registered in TC/SC work programme
Feb 2, 2026