commonly, sand is used as fine aggregate in the construction industry as it is
a relatively inexpensive material. By definition, fine aggregate particles pass
through a 9.5mm sieve.
aggregate is mixed with coarse aggregate, cement and water to make
High fine aggregate content
has the following effect on concrete properties:
the amount of cement required to make the fresh concrete workable. This also
happens when the average diameter of the fine particles is reduced.
the rate of bleed in a floor slab. This makes it more difficult to judge when
to finish the surface.
water demand to the concrete mix.
- Increases resistance to freeze-thaw.