Quality Control Laboratory
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Depending on each product and in accordance with the requirements of CE, made on a monthly basis by the laboratory quality control:
Sieve analysis (EN 933-1)
- Tests for geometrical properties of aggregates.
- Determination of particle size charts.
- Method with sieves.
Check Sand equivalent (EN 933-8)
- Tests for geometrical properties of aggregates.
- Assessment of fines (filler).
- Sand equivalent test.
Methylene blue (EN 933-9)
- Tests for determining the geometric characteristics of the aggregates.
- Qualitative assessment of fines.
- Methylene blue test.