FZXT FERROALLOY SMELTING CO
FZXT
FERROALLOY SMELTING CO.,LTD
LADLE LINING
FIREBRICK
| |
ALUMINA-CHROMITE BRICK
|
PHOSPHORIC ACID BINDED
HIGH ALUMINA BRICK |
HIGH ALUMINA BRICK |
| ALUMINA AL2O3
(%) |
≥65 |
≥80
|
≥75 |
≥70 |
≥80
|
≥75 |
≥70 |
| CHROMITE Cr2O3
(%) |
≥12 |
/ |
/ |
/ |
/ |
/ |
/ |
| APPARENT POROSITY
(%) |
≤20 |
≤17 |
≤17 |
≤17 |
≤22
|
≤22 |
≤22 |
| BULK DENSITY
(g/cm3) |
≥3.0 |
≥2.9
|
≥2.76 |
≥2.68 |
≥2.72
|
≥2.65 |
≥2.60 |
| COLD CRUSHING STRENGTH (MPa )
|
≥60 |
≥90
|
≥78 |
≥65 |
≥60 |
≥55 |
≥49 |
| REHEAT CHANGE
at 1500OC/2h
(%) |
-0.2-- +0.1 |
-0.5 -
+0.1 |
-0.5 - +0.1 |
-0.5 - +0.1 |
-0.5 - +0.1 |
-0.5 - +0.1 |
-0.5 - +0.1 |
| REFRACTORINESS UNDER LOADING
0.2MPa
(OC) |
≥1550 |
≥1420
|
≥1000 |
≥1350 |
≥1510
|
≥1500 |
≥1490 |
| REFRACTORINESS
(OC) |
≥1800 |
≥1780
|
≥1760 |
≥1780 |
≥1790
|
≥1790 |
≥1790 |
