MASONRY CEMENT MC 22,5 X

MASONRY CEMENT MC 22,5 X

COMPOSITION OF CEMENT

  • Portland clinker in an amount of 40-100%
  • silica fly ash in an amount of 0 - 39%
  • calcium sulphate as a setting time regulator

PROPERTIES

  • density 2,75 kg/dm3
  • bulk density 1,37 t/m3
  • mortar layer thickness: 5 - 45 mm
  • strength - MC 22.5 category (≥ 22.5 MPa after 28 days)
  • high plasticity and durability
  • vapour permeability
  • combining elements in a stable and durable wall

FIELD OF APPLICATION

  • internal and external plasters
  • levelling mortars
  • all masonry works
  • construction of floors above ground, all kinds of walls and foundations
  • combining ceramics, bricks and concrete elements

CEMENT SPEŁNIA WYMAGANIA

  • EN 413-1:2011 "Masonry cement." Part 1: Composition, specifications and conformity criteria" European Standard, which sets out the definitions and composition of masonry cements commonly used in Europe for the production of mortars and plasters and rendering coats and renders (for the conformity assessment of masonry cements used is EN 413-2:2005)
Requirements according to PN-EN 413-1 UNIT REQUIRED VALUES
Compressive strength after: 7 days MPa ≥ 10,0
Compressive strength after: 28 days MPa ≥ 22,5 ≤ 42,5
Binding time: (start) min ≥ 60
Soundness mm ≤ 10
90μm sieve residue % ≤ 15
Water retention % ≥ 75
Sulphate content (as SO3) % ≤ 3,5
Chloride content % ≤ 0,10
Chrome content - Cr (VI) ppm ≤ 2,0

 

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