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Intumescent coating systems

Intumescent Paint for Steel

mcr Polylack A

  • Calcium silicate board with high fire resistance and non-combustibility.
  • For public buildings
    Ideal solution for schools, hospitals, offices, and other public facilities. 
  • For industry and infrastructure
    Perfect for production halls, warehouses, and engineering facilities.
  • Safe for heritage buildings
    Can be applied in historical and renovation projects.

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mcr Polylack A

Aesthetic fire protection for steel

An intumescent coating system for the fire protection of steel structures inside and outside buildings, ensuring high aesthetics and effective fire safety.

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Application

Open profiles – columns and beams

  • Fire resistance classification: R15–R90
  • Coating thickness: 0.236 to 1.883 mm
  • Section factor (U/A ratio): up to 388 m-1
  • Critical steel temperatures: 350°C to 750°C

Closed round and rectangular profiles – columns

  • Fire resistance classification: R15–R90
  • Coating thickness: 0.236 to 1.883 mm
  • Section factor (U/A ratio): up to 388 m-1
  • Critical steel temperatures: 350°C to 750°C

Closed rectangular profiles – beams

  • Fire resistance classification: R15–R90
  • Coating thickness: 0.236 to 1.883 mm
  • Section factor (U/A ratio): up to 388 m-1
  • Critical steel temperatures: 350°C to 750°C

Characteristics

Can be applied undiluted or diluted after thorough mixing.

Diluent quantity: up to 5% by volume

Drying time depends on temperature, ventilation, and curing of previous layers. Application not recommended below +5°C.

Technical specification

Density
1,36 ± 0,06 g/cm3
Color
White
Solids content
76 ± 2 m/m %
Theoretical consumption
1.8 kg/m² per 1 mm of dry film

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