CEM II/B-L 32.5N

CEMENT FOR RAILWAYS AND ROADS

BULK

MAIN APPLICATIONS

  • Reinforced and mass concrete in big volumes
  • Mass concrete foundations
  • Soil-cement
  • Gravel-cement
  • Compacted concrete
  • Soil stabilization
  • Mortars and masonry in general

MAIN USAGE RESTRICTIONS

  • Prestressed concrete
  • High strength and emergency repair concrete
  • Concrete for rapid removal of formwork and uncasing
  • Shotcrete
  • Structural precast concrete

PRECAUTIONS

  • Store in a watertight and dry place
  • Store preferably for less than three months
  • Take care of the dosage, mixing and curing to avoid desiccation
  • Store bags in a dry place, protected against rain and isolated from soil
  • Do not mix with gypsum or other type of cement

SPECIFICATIONS

• Specifications UNE-EN 197-1:2011

Constituents:

  • Clinker: 65-79%
  • Limestone: 21-35%
  • Minor constituents: 0-5%

These values refer to the cement core excluding calcium sulphate or any other additive

Chemical requirements:

  • Sulphates ≤ 3.5%
  • Chlorides ≤ 0.10%

Mechanical requirements:

  • Compression strength at 7 days ≥ 16.0 MPa
  • Compression strength at 28 days ≥ 32.5 MPa ≤ 52.5 MPa

Physical requirements:

  • Initial setting time ≥ 75 minutes
  • Soundness ≤ 10 mm