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Technonicol waterproofing mastic #24 (MGTN) - TECHNONICOL

Application areas

Application areas for TECHNONICOL waterproofi ng mastic #24:
– Surface waterproofer of concrete, wood and other engineering structures (basements, cellars, piles);
– Anticorrosion treatment of metal surfaces, structures and items, including pipes and car bodies

Description of material

TECHNONICOL mastic #24 is a ready-to-use material based on oil bitumen containing process additives, mineral fillers, and solvent.

Method of application

Mastic is applied to a processed surface using a paint brush, putty knife or by pouring and levelling using special combs. Mastic surface coverage for one layer is no more than 1 kg per 1 m2.


Store in a dry place protected against sunlight at a temperature between –20°C and +30°C. Guaranteed storage period — 12 months.

Reliably protects against corrosion

Can be used in sub-zero temperatures


Property TECHNONICOL Mastic #24
Strength of adhesion to the base, MPa, not less than  with concrete 0,1 
with metal 0,1 
Shear strength of glued bond, kN/m, not less than 2,0 
Water absorption over the course of 24 h, % by weight, not less than 0,4 
Mass fraction of non-volatile substances, %, not less than 65 
Softening temperature, °С, not less than 80 
Relative viscosity, s, not lower than 10 
Flexibility on R=5.0±0.2 mm beam at –50°C no cracks 
Water resistance during 72 h at a pressure of 0.001 MPa withstands 

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