China Design and Manufacturing of Tap-Hole Clay Blast Furnace Refractory Castables, Find details about China Iron Industry Stemming Tap Hole, Water Free Tap Hole from Design and Manufacturing of Tap-Hole Clay Blast Furnace Refractory Castables
Item | Data | |
Brand-1 | Brand-2 | |
PN | GN | |
Al2O3, % | ≥35 | ≥33 |
SiC+C, % | ≥30 | ≥32 |
Apparent Porosity, 1450ºC×3h, % | ≤33 | ≤32 |
Bulk Density,1450ºC×3h, g/cm3 | ≥1.8 | ≥1.9 |
Cold Crushing Strength, 1450ºC×3h, Mpa | ≥4 | ≥5 |
Bending Strength, 1450ºC×3h, Mpa | ≥2 | ≥2 |
Linear Variation, 1450ºC×3h, % | ±2.0 | ±1.5 |
Marshall Value, Mpa* | Test Data |