Refractory Mortar

Refractory Mortar 1.Clay based refractory mortar ItemIndexCM-30 CM-42 CM-45 Refractoriness ,≥ 1630 1710 1730 Al2O3 content %, ≥ 30 42 45 Binding strength Mpa, ≥ 110 1.0 1.0 1.0 1400 --- --- --- Binding time, minute 1 3 2.Alumina based refractory mortar ItemIndex AM-55 AM-65 AM-75 AM-85 Refractoriness ,≥ 1770 1790 1790 1790 Al2O3 content %, ≥ 55 65 75 85 Binding strength Mpa, ≥ 110 1.0 1.0 1.0 2.0 1400 4.0 4.0 4.0 --- Linear change on reheating, 1400 + 1% - 5% Binding time, minute 1 3 3.Silicon based refractory mortar Item Index SM-92Refractoriness ,≥ 1770SiO2 content %, ≥ 92Binding strength Mpa, ≥ 110 1.01400 3.0Binding time, minute 1 2