|
Item
|
Unit
|
Specification
|
||||
|
HA-80
|
HA-75
|
HA-65
|
HA-48
|
|||
|
Al2O3 content
|
%
|
≥80
|
≥75
|
≥65
|
≥48
|
|
|
Refractoriness
|
.C
|
≥1790
|
≥1790
|
≥1790
|
≥1790
|
|
|
0,2MPa Refractoriness under load
|
.C
|
≥1520
|
≥15200
|
≥1500
|
≥1420
|
|
|
Apparent Porosity
|
%
|
≤22
|
≤23
|
≤23
|
≤23
|
|
|
Cold Crushing Strength
|
MPa
|
≥60
|
≥54
|
≥49
|
≥49
|
|
|
Reheating liner change
(1500.C X 2H)
|
%
|
+0,1
|
+0,1
|
+0,1
|
1450.C x 2H
|
+0,1
|
|
-0,4
|
-0,4
|
-0,4
|
-0,4
|
|||
