CEMENT CEM IV /B (V) 32.5N ACCORDING EN 197-1 DATA SHEET
Cement is a binder, a finely ground inorganic material which, when mixed with water forms a paste that sets and hardens by means of hydration reactions and processes and, once hardened, retains its strength and stability even under water.
MAIN STANDARD COMPONENTS
- CLÍNKER (K) 45-64 %
- ASH (V) 36-55 %
- MINORITY COMPONENTS 0-5 %
STANDARDIZED CEMENT SPECIFICATIONS
- CHLORIDES <=0,10 %
- SULFATES <=3,5 %
- SETTING START >=75 min
- EXPANSION <=10 mm
- RESISTANCES TO 7 DAYS >=16,0 MPa
- RESISTANCES TO 28 DAYS >=32,5 Mpa <=52,5 Mpa
- POZZOLANICITY 8 to 15 days
RECOMMENDATIONS FOR USE AT WORK
Very suitable for:
- Masonry mortars
- Works of mass concrete of large volumes
- Cement treated road bases
- Soil stabilization
- Concrete flooring for road
- Works in marine environments (plain concrete). Recommended SR or MR
- Works in total immersion (plain concrete). Mandatory SR or MR
- Works in career tidal zone (plain concrete). Mandatory SR or MR
- Works in contact with soil and water with sulfates (plain concrete). The cement should be SR
- Works in contact with acidic water (plain concrete)
- Works in contact with aggressive carbonated water (plain concrete)
- Works in contact with pure water of high solvent power (mass concrete)
- Works with reactive aggregate concrete (plain concrete). Recommended low cement alkali content
Suitable for:
- Mass concrete foundations
- Pavements on very aggressive bases
- Works in total immersion (reinforced concrete). Mandatory SR or MR
- Works in contact with acidic water (concrete)
- Works in contact with aggressive carbonated waters (concrete)
- Works in contact with pure water of high solvent power (reinforced concrete)
Little suitable for:
- Reinforced concrete foundations
- Works in marine atmospheres (reinforced concrete). Recommended SR or MR
- Works in career tidal zone (reinforced concrete). Mandatory SR or MR
- Works in contact with soil and water with sulfates (reinforced concrete). The cement should be SR
- Works with reactive aggregate concrete (reinforced concrete). Recommended low alkali cement.
Not suitable for:
- Fast emergency repairs
- Works in marine atmospheres (PSC). Recommended SR or MR
- Works in total immersion (PSC). Mandatory SR or MR
- Works in tidal race area (PSC). Mandatory SR or MR
- Works in contact with soil and water with sulfates (PSC). The cement should be MR
- Works in contact with acidic water (PSC)
- Works in contact with aggressive carbonated waters (PSC)
- Works in contact with pure water of high solvent power (PSC)
- Works with reactive aggregate concrete (prestressed concrete). Recommended low alkali cement.
RECOMMENDATIONS FOR USE IN CONCRETE
Very usable for:
- Roller compacted concrete
- Reactive aggregate concrete
- Mass concrete
Little usable for:
- Reinforced concrete
- Concrete for other precast structural elements not prestressed
Not usable for:
- High Strength Concrete
- Concrete for fast stripping, decentering and unmolding
- Concrete for prestressed prefabricated structural elements
- Concrete for other precast structural elements not prestressed
- Prestressed concrete