KOMPOSITION FOER BEREDNING AV EN VAERMEISOLERANDE KERAMISK BELAEGGNING PAA EN METALL, FOERFARANDE FOER DESS FRAMSTAELLNING, ANVAENDNING AV DENSAMMA SAMT AVGASROER FOERSETT MED EN BELAEGGNING AV EN SAADAN KOMPOSITION

摘要

The invention relates to a composition for forming a heat-insulating ceramic coating on a metal, said composition comprising, in % by weight: 10 - 50% of potassium silicate 10 - 50% of silica 5 - 40% of inorganic filler 1 - 25% of ceramic fibres 2 - 40% of water 2 - 20% of hollow microparticles 0 - 5% of surface active agent. The invention also relates to a method for preparing a composition having the above-mentioned components. Furthermore, the invention relates to the use of the composition comprising the above-mentioned components, for application to internal combustion engine exhaust pipes. Finally, the invention relates to internal combustion engine exhaust pipes coated with layers of the above-mentioned composition.