Very concretely, here are the various stages of concrete preparation in a
Batch Plant:
Preparation and Transport of Aggregates
The aggregates are the first to be added to the mixer. They are therefore transported via a skip from their silo to a dosing tank.
At this point, the aggregates can also be sieved to retain only the finest. And yes: the grain size can be more or less important depending on the concrete. Some sites require fine gravel concrete for a mo