Refractory Gunning Mix

Gunningmix Product Mullitegunningmix Mullitehighstrengthgunningmix SiCbasedgunningmix Brand JC-M40 JC-M46 JC-M50 Maximumservicetemperature 1400 1450 1350 Bulkdensity(kg/m3) 110°C×24h 2000 2130 2200 Coldcrushingstrength(Mpa) 110°C×24h 34 50.3 45 1100°C×3h 21 25 25 1350°C×3h 40 45 45 Linearchangerate(%) 1100°C×3h -0.3 -0.3 -0.3 1350°C×3h ±0.7 ±0.7 ±0.5 Thermalconductivity(W/(m.k)) 600°C 0.79 0.79 0.8 Chemicalcomposition Al2O3 44 50.5 Al2O3+SiC≥50 Fe2O3 1.2 1.2 1.0 Serviceareaandproperties 1-5stagespreheaterandpipes,decompositionfurnace,tertiaryairduct,preheater,kilnendhood,gratecooler,etc. Binderaddition 11-12 11-12 11-12