It provides reliable and high quality laboratory and in situ technical support concerning the conformity of structure materials in civil works: aggregates, cement, concrete, grout, flying ashes. Also, its activities include concrete and durability technology issues that determine the quality of modern construction (special concretes, special materials such as refractory materials, bentonites, etc.).
Main Tests
- Fresh concrete tests
- Hardened concrete tests
- Non-destructive tests of concrete
- Fibre reinforced concrete tests
- Water and air permeability concrete tests
- Aggregates suitability tests
- Physical and mechanical tests of refractory and insulating materials
- Bentonite physical tests
Main Equipment
- Concretes and mortars compression - bending machines from 50KN to 3,000KN
- Drying ovens and furnaces up to 1,400oC
- Mixers, slump apparatus, air entrainment meter, cubic, cylindrical and prismatic moulds of various dimensions, constant moisture & temperature chamber
- Full range of sieves according to ASTM and EN standards
- Los Angeles abrasion machine
Detailed Laboratory Tests and Standards Applied:
| SAMPLING OF AGGREGATE FOR TESTING (ASTM C702) |
| SIEVE ANALYSIS OF COARSE AGGREGATES (ASTM C136) |
| SIEVE ANALYSIS OF FINE AGGREGATES (ASTM C136) |
| SPECIFIC GRAVITY OF COARSE AGGREGATES (ASTM C127) |
| SPECIFIC GRAVITY OF FINE AGGREGATES (ASTM C128) |
| WATER ABSORPTION OF COARSE AGGREGATES (ASTM C127) |
| WATER ABSORPTION OF FINE AGGREGATES (ASTM C128) |
| SPECIFIC GRAVITY AND ABSORPTION OF COARSE AGGREGATES (ASTM C127) |
| SPECIFIC GRAVITY AND ABSORPTION OF FINE AGGREGATES (ASTM C128) |
| DETERMINATION OF MATERIALS FINER THAN 75-ΜM (NO. 200) (ASTM C117) |
| RESISTANCE TO DEGRADATION OF SMALL AND LARGE SIZE COARSE AGGREGATES BY ABRASION AND IMPACT IN THE LOS ANGELES MACHINE (ASTM C131, ASTM C535) |
| SAND EQUIVALENT TEST (ΕΝ 933.08, ASTM D2419) |
| SOUNDNESS OF AGGREGATES BY USE OF SODIUM OR MAGNESIUM SULFATE (ASTM C88) |
| MIX DESIGN OF CONCRETE |
| PREPARATION OF 1 CONCRETE SPECIMEN |
| MIX PREPARATION ASTM C172 |
| SLUMP TEST (ΣΚ-309, ΕΛΟΤ 521) |
| UNIT WEIGHT OF FRESH CONCRETE (ASTM C138) |
| AIR CONTENT OF CONCRETE (ASTM C231) |
| CURING OF SPECIMEN (1 SPECIMEN FOR 28 DAYS) |
| COMPRESSIVE STRENGTH OF CONCRETE SPECIMENS |
| CAPPING CYLINDRICAL CONCRETE SPECIMENS (ASTM C617) |
| CONCRETE WATER PERMEABILITY TEST (INTERNAL METHODOLOGY) |
| CORE SAMPLING OF CONCRETE SPECIMENS (ASTM C42) |
| SHAPING OF CONCRETE SPECIMES (ASTM C39) |
| REBOUND NUMBER OF HARDENED CONCRETE (ASTM C805) |
| PULL OUT TEST (INTERNAL METHODOLOGY) |
| REINFORCING BAR DETECTION (BS1881-204) |
| SPECIMEN UNIT WEIGHT (ASTM C642) |
| SPECIMEN CARBONATION (CEB BULETIN No182) |
| PH MEASUREMENT OF BETONITE SLURRY (API 13Β-1 ARICLE 11) |
| MATERIAL COARSER THAN 75-ΜM OF BETONITE SLURRY (SAND CONTENT) (API 13A, ARTICLE 11.7) |
| YIELD OF BETONITE SLURRY (INTERNAL METHODOLOGY) |
| WATER CONTENT OF BETONITE POWDER (API 13A, ARTICLE 11.10) |
| PREPARATION OF BETONITE SLURRY (API 13A, ARTICLE 11.3) |
| VISCOSITY OF BETONITE SLURRY (API 13A - ARTICLE 11.3) |
| FILTRATION OF BETONITE SLURRY (API 13A - ARTICLE 11.5) |
| SIEVE ANALYSIS OF REFRACTORY MATERIAL (PRE R25) |
| PREPARATION OF REFRACTORY SPECIMENS (1 SPECIMEN) (PRE R26) |
| SPECIMEN FIRING AT 110OC (PRE R13) |
| SPECIMEN FIRING AT 800OC (PRE R13) |
| SPECIMEN FIRING AT 1100OC OR 1200OC (PRE R13) |
| DENSITY OF REFRACTORY SPECIMENS (PRE R27) |
| SHRINKAGE COEFFICIENT (PRE R13) |
| FLEXURAL STRENGTH OF REFRACTORY MATERIALS (PRE R21) |
| COMPRESSIVE STRENGTH OF REFRACTORY MATERIALS (PRE R27) |