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ISO 4698:2022

Iron ore pellets for blast furnace feedstocks — Determination of the free-swelling index

Nov 10, 2022

General information

60.60     Nov 10, 2022

ISO

ISO/TC 102/SC 3

International Standard

73.060.10  

English  

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Scope

This document specifies a method to provide a relative measure for evaluating the increase in volume of iron ore pellets, when reduced in an unconstrained bed under conditions resembling those prevailing in the reduction zone of a blast furnace. It specifies the determination of the free-swelling index.
This document is applicable to hot-bonded pellets.

Life cycle

PREVIOUSLY

Revises
ISO 4698:2007

NOW

PUBLISHED
ISO 4698:2022
60.60 Standard published
Nov 10, 2022

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