ISO 4698:2022

International Standard   Current Edition · Approved on 10 November 2022

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

ISO 4698:2022 Files

English 24 Pages
Current Edition
164.17 USD

ISO 4698:2022 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.

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