Carbon Block
Specifications
Microporous Carbon Block for Blast Furnace, SSIT has 4 holding refractory manufacturers, which produce refractories for BFMicroporous Carbon Block for BF
Quality of Material: Carbon
S. NO. |
Properties |
Unit |
Typical Values |
Guaranteed Mean |
Test Method |
1 |
Bulk Density |
g/cc |
1.65 |
≥1.62 |
YB/T119 |
2 |
Ash Content |
% |
19 |
|
GB/T 1429 |
3 |
Apparent Porosity |
% |
14.5 |
≤16 |
YB/T 908 |
4 |
Cold Crushing Strength |
Mpa |
47 |
≥35 |
GB/T 1431 |
5 |
Thermal Conductivity at 200 400 600 |
w/mk
|
10.5 13.8 14.4 |
≥12
|
YB/T 5291
|
6 |
Alkali Resistance |
|
U . |
U or LC |
YB/T 5213 |
7 |
Modulus of Rupture |
Mpa |
12.5 |
|
|
8 |
Permanent Linear Change (2hr at 1500) |
% |
+0.05 |
|
|
9 |
Mean Pore Diameter |
µm |
0.2 |
|
YB/T 118 |
10 |
Volume of Pore Dia. <1µm |
% |
78 |
|
YB/T 118 |
11 |
Permeability |
Mda |
5 |
|
GB/T 9973 |
12 |
Index of Dissolution due to Hot Metal |
% |
26.8 |
|
YB/T 4036 |
|
Main Application: Hearth Bottom and Ring Wall |
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