Blast furnace slag and granulated slag are also called ground granulated blast furnace slag (GGBS or GGBFS). It is obtained by quenching molten iron slag (a by-product of iron and steel making) from a blast furnace in water or steam, to produce a glassy, granular product. Granulated blast furnace slag always be dried and ground into a fine powder to make durable concrete structures in combination with ordinary portland cement and/or other pozzolanic materials.
High efficiency fine crusher can used in crushing blast furnace slag,cement clinker grinding machinery and cement mixing materials crushing plant.
Existing media can be recycled. When refurbishing existing beds, if the media is in a reasonable condition, it can be excavated, cleaned on site and replaced into the filter.
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