The technical index of refractory high aluminate CA50 cement :
|
Items
|
Unit
|
Index
|
|
|
CA-50
|
|||
|
Chemical
|
Al2O3
|
%
|
≥53.00
|
|
CaO
|
%
|
≥33.00
|
|
|
SiO2
|
%
|
≤6.0
|
|
|
Fe2O3
|
%
|
≤2.50
|
|
|
TiO2
|
%
|
≤3.5
|
|
|
Specific surface area
|
m2/Kg
|
≥4000
|
|
|
Initial setting time
|
min
|
≥90
|
|
|
Final setting time
|
h
|
≤6
|
|
|
Compression strength
|
1day
|
Mpa
|
≥8.00
|
|
3days
|
Mpa
|
≥10.00
|
|
|
Rupture strength
|
1day
|
Mpa
|
≥70.00
|
|
3days
|
Mpa
|
≥80.00
|
|
|
Refractoriness
|
°C
|
≥1400
|
|
|
Test Standard
|
KTB01013-2004
|
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|
Package
|
Woven bag with plastic lining 25kg/bag
|
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