Ildfast mørtel og dens anvendelse til fugning af ildfaste ovnbeklædninger

摘要

The invention concerns the use of a reactive refractory mortar which is self-extinguishing beyond a predetermined penetration depth. The mortar consists of a mixture of 11 to 17 dry wt % aluminium powder, 18 to 31 dry wt % iron oxide, 8 to 18 dry wt % magnesium sulphate dissolved in water and 44 to 60 dry wt % magnesium oxide. The mortar is used for pointing refractory kiln linings consisting of refractory bricks, in particular for rotary kilns.