10 Questions
What characteristic of pellets enables good bed permeability?
Spherical shapes and open pores
What is the main advantage of pellets in terms of reducibility compared to hard burden sinter or natural ores?
Good Reducibility
What drawback is associated with the low angle of repose of pellets?
Uneven binder distribution
How does the high uniform porosity of pellets impact the reduction process?
Faster reduction and high metallization
What advantage do pellets have over sintering in terms of heat consumption?
Less heat consumption
What is the purpose of pelletization in the iron making process?
To utilize fine concentrates that are too small to be used directly.
How are iron ore pellets hardened for handling and transportation?
By firing at 1200 - 1350°C.
Why is pelletization important in India's steel industry?
Due to the lack of availability of lump iron ore and the need to utilize fines efficiently.
What are some advantages of iron ore pellets over the parent ore?
Better tumbling index and suitability for use in blast furnaces.
What are the two types of pellets that can be formed during the pelletizing process?
(a) Acidic Pellets & (b) Basic Pellets.
Learn about practices such as economizing mineral use, energy conservation through burden preparation, utilizing waste in-plant fines, and the process of pelletization for mineral handling and transportation.
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