Item |
Index |
Bulk Density |
Kg/m3 |
≥2350 |
Drying compressive strength |
MPa |
≥60 |
Burning compressive strength |
MPa |
≥35 |
Drying flexural strength |
% |
≥9 |
Burning flexural strength |
Time |
≥5 |
Folding strength after 1100 ° C ~ room temperature water quenching and rapid heat cycle 5 times |
℃ |
≥4 |
Line change rate after burning |
|
±0.4 |
|
|
|
Refractoriness |
|
≥1610 |
Al2O3 |
℃ |
≥70 |
Suitable for linings such as folding angles, furnace arches, etc., which require high tensile strength and high thermal shock resistance