Refractory Brick for Hot-Blast Stoves

Features:1) Low creep fire brick N41 for hot-blast stoves:a) Al2O3 (%): 42b) Refractoriness SK: 34c) Porosity (%): 24d) Bulk density (g/cm³) : 2.25e) Cold crushing strength (MPa): 30f) Permanent change 1,400oC x 2hrs (%): +/ -0.2g) Refractoriness under load 0.2 (MPa) T2 (oC): 1,450h) Creep at 0.2 (MPa) x 1,250oC x 50hrs (%): 0.8 2) Low creep fire brick X X for hot-blast stoves:a) Al2O3 (%): 42b) Refractoriness (SK): 34c) Porosity (%): 20d) Bulk density (g/cm³): 2.15e) Cold crushing strength (MPa): 35f) Refractoriness under load 0.2 (MPa) T2 (oC): 1,450g) Creep at 0.2 (MPa) x 1,250oC x (20-50) hrs (%): 0.2 3) Low creep high alumina brick DRL-130 for hot-blast stoves:a) Al2O3 (%): 60b) Porosity (%): 22c) Bulk density (g/cm³): 2.30d) Cold crushing strength (MPa): 55e) Permanent change 1,450oC x 2hrs (%): +0.1 - -0.4f) Creep at 0.2 (MPa) x 1,3000oC x 50hrs (%): 0.8g) 4) Low creep high alumina brick DRL-140 for hot-blast stoves:h) Al2O3 (%): 65i) Porosity (%): 22j) Bulk density (g/cm³): 2.40k) Cold crushing strength (MPa): 55l) Permanent change 1,450oC x 2hrs (%): +0.1 - -0.2m) Creep at 0.2MPa x 1,400oC x 50hrs (%): 0.8 5) Low creep high alumina brick DRL-150 for hot-blast stoves:a) Al2O3 (%): 75b) Porosity (%): 21c) Bulk density (g/cm³): 2.50d) Cold crushing strength (MPa): 60e) Permanent change 1,550oC x 2hrs (%): +0.1 - -0.2f) Creep at 0.2 (MPa) x 1,500oC x 50hrs (%): 0.8 6) Mullite brick H27 for hot-blast stoves:a) Al2O3 (%): 50b) Fe2O3 (%): 1.5c) Refractoriness (SK): 35d) Porosity (%): 22e) Bulk density (g/cm³): 2.30f) Cold crushing strength (MPa): 55g) Refractoriness under load 0.2 (MPa) T2 (oC): 1,450h) Creep at 0.2MPa x 1,270oC x 50hrs (%) 0.8 7) Mullite brick H25 for hot-blast stoves:a) Al2O3 (%): 65b) Fe2O3 (%): 1.5c) Refractoriness (SK): 36d) Porosity (%): 24e) Bulk density (g/cm³) : 2.50f) Cold crushing strength (MPa): 60g) Refractoriness under load 0.2 (MPa) T2 (oC): 1,550h) Creep at 0.2 (MPa) x 1,350oC x 50hrs (%): 0.8 8) Mullite brick H23 for hot-blast stoves:a) Al2O3 (%): 65b) Fe2O3 (%): 0.5c) Refractoriness (SK): 38d) Porosity (%): 19e) Bulk density (g/cm³): 2.50f) Cold crushing strength (MPa): 55g) Refractoriness under load 0.2 (MPa) T2 (oC): 1,700h) Creep at 0.2MPa x 1,450oC x 50hrs (%): 0.6 9) Mullite brick H21 for hot-blast stoves:a) Al2O3 (%): 75b) Fe2O3 (%): 0.5c) Refractoriness (SK): 38d) Porosity (%): 20e) Bulk density (g/cm³): 2.60f) Cold crushing strength (MPa): 55g) Refractoriness under load 0.2 (MPa) T2 (oC): 1,700h) Creep at 0.2MPa x 1,550oC x 50hrs. (%): 0.6