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Semigraphite blocks
Semigraphite blocks are used for lining blast furnaces and other types of metallurgical furnaces.
|
Properties |
Units of measurement |
Typical values |
|
|
Grade |
|
DBPG |
DBPG (M) |
|
Bulk density |
g/cm3 |
1.60 |
1.72 |
|
Open porosity |
% |
20 |
13 |
|
Compression strength |
MPa |
28 |
40 |
|
Ash content |
% |
0.6 |
0.5 |
|
Linear thermal expansion coefficient, (20-520) ºC |
10-6 •К-1 |
3.4 |
3.4 |
|
Heat conductivity at room temperature |
W/m•K |
30 |
31 |
The above values are average values and they do not constitute a specification.
Dimensions of semigraphite blocks:
|
|
Dimensions, mm |
|
|
Width |
from 400 |
to 700 |
|
Height |
from 400 |
to 700 |
|
Length |
As per customer's drawings |
|
Configuration, dimensions and tolerances on geometrical dimensions of the blocks are as per approved customer’s drawings.
NOTE: At customer's request PJSC "Ukrgrafit" will perform test preassembly of semigraphite blocks.
The chief expert in lining products for metallurgical facilities can be reached at hlopkov@ukrgrafit.com.ua.