Огнеупорные бетоны

Corundummulliteseriesrefractorycastables Product Corundummulliterefractorycastablesforkilnmouth Corundummulliterefractorycastablesforpulverizedcoalburner Corundummulliterefractorycastablesforkilnmouth Corundummulliterefractorycastablesforpulverizedcoalburner Highperformancerefractorycastables Brand JC-PA80K JC-PA80P JC-75MK JC-75MP JC-131P Maximumservicetemperature 1650 1650 1780 1780 1680 Bulkdensity(kg/m3) 110°C×24h≥ 2600 2600 2700 2700 2700 Chemicalcomposition(%) Al2O3+SiC≥ 80 80 75 75 70(A+SiC+ZrO2) SiO2≥ 10 10 Al2O3+SiO2≥80 Al2O3+SiO2≥80 Coldcrushingstrength(MPa) 110°C×24h≥ 60 55 100 100 60 1100°C×3h≥ 60 55 110 110 120 1350°C×3h≥ — — 130 120 125 Coldmodulusofruptuer(MPa) 110°C×24h over 7 6 6 7 8 1100°C×3h 7 6 7 7 10 1350°C×3h — — over 12 over 12 over 12 Linearchangeafterheating(%) 1100°C×3h -0.5 -0.5 ±0.3 ±0.3 ±0.5 Servicearea Kilnmouthandkilndoorhood pulverizedcoalburner kilnmouth pulverizedcoalburner pulverizedcoalburner Properties Suitableforemergencyrepair,repairandwinterconstruction;shortconstructionperiod;easytocureandbake Usedinthekilnmouthforlargescalecementkiln;easytoconsstruct,goodthermalshockresistance,longcampaignlife Goodfluidity,easytoconstruct,longcampaignlife Itisanewproductwithlongercampaignlife