BLASTFURNACE CEMENT CEM III/A 32,5 N-LH

BLASTFURNACE CEMENT CEM III/A 32,5 N-LH

COMPOSITION OF CEMENT

  • Portland clinker in an amount of 35-50%
  • granulated blast furnace slag in an amount of 50-65%
  • minor constituents in an amount of 0-5%
  • setting time regulator - calcium sulphate

PROPERTIES

  • density 2,98 kg/dm3
  • bulk density 1,37 t/m3
  • high resistance to chemical attack
  • low shrinkage
  • low heat of hydration
  • moderate early strength growth dynamics

FIELD OF APPLICATION

  • reight concrete according to PN-EN 206-1
  • structures and monolithic or prefabricated elements
  • concrete foundation
  • concrete for massive structures
  • concrete for hydraulic engineering constructions
  • concrete with high resistance to chemical attack
  • concrete for underground structures (culverts, tunnels)
  • soil stabilization and substructures of roads
  • "bricklaying and plastering" mortars
  • "lean" concrete for the foundation of supporting structures

CEMENT SATISFIES THE REQUIREMENTS OF:

  • EN 197-1:2011 "Cement - Part 1: Composition, specifications and compliance criteria for common use cements" standard.
  • EN 197-2:2014 "Cement - Part 2: Conformity assessment" standard.

Requirements according to EN 197-1 UNIT REQUIRED VALUES
Compressive strength after: 7 days MPa ≥ 16,0
Compressive strength after: 28 days MPa ≥ 32,5 ≤ 52,5
Binding time: (start) min ≥ 75
Soundness mm ≤ 10
Loss on ignition % ≤ 5
Insoluble residue % ≤ 5
Sulphate content (as SO3) % ≤ 4
Chloride content % ≤ 0,10
Chrome content - Cr (VI) ppm

≤ 2,0

Heat of hydration after 41 h J/g ≤ 270

 

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