Evaluation of iron ore sinters and pellets for bf and dr use presented by: ms mashao


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EVALUATION OF IRON ORE SINTERS AND PELLETS FOR BF AND DR USE

  • Presented by: MS Mashao

  • Kumba Iron Ore


OVERVIEW

  • List of most popular tests performed:

    • Tumble Strength (ISO 3271)
    • Crushing Strength (ISO 4700)
    • Swelling Index (ISO 4698)
    • Size range
    • Reducibility (ISO 4695)
    • Relative Reducibility (ISO 7215)
    • Reduction Disintegration (ISO 4695)
    • Reduction Disintegration and metallization for DR feedstock (ISO 11257)


OVERVIEW

  • List of most popular tests performed:

    • Corex tests
    • REAS (Reduktion Erweichung und Abschmelzung)
    • Drop tests


PHYSICAL PROPERTIES

  • Important properties

    • Size distribution
    • Strength
    • Degradation


PHYSICAL PROPERTIES



PHYSICAL PROPERTIES



PHYSICAL PROPERTIES



PHYSICAL PROPERTIES



METALLURGICAL PROPERTIES

  • Important properties

    • Reduction Disintegration
    • Reducibility
    • Swelling
    • Sticking
    • Softening and melting


METALLURGICAL PROPERTIES



REDUCTION DISINTEGRATION



REDUCTION DISINTEGRATION



REDUCTION DISINTEGRATION



REDUCIBILITY



REDUCIBILITY



REDUCIBILITY



REDUCIBILITY



FREE SWELLING INDEX



FREE SWELLING INDEX



STICKING INDEX



METALLURGICAL PROPERTIES



REAS



REAS



REAS



REAS



PELLET vs. SISHEN 20mm




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