ISO-4698 › Iron ore pellets for blast furnace feedstocks - Determination of the free-swelling index

ISO-4698 - 3RD EDITION - CURRENT
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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.

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73.060.10 (Iron ores)

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Document Number

ISO 4698:2022

Revision Level

3RD EDITION

Status

Current

Publication Date

Nov. 1, 2022

Committee Number

ISO/TC 102/SC 3