|
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À¯´Ï¿Â ¾Ë·ç¹Ì³ª ½Ã¸àÆ®´Â °íÇ°Áú ¿ø·á¸¦ »ç¿ëÇÏ¿© ¾ö¹ÐÇÑ Ç°Áú°ü¸®ÇÏ¿¡ °í¿ÂÀ¸·Î ¿ëÀ¶ ¶Ç´Â ¼Ò¼ºÇÏ¿©
Á¦Á¶µÇ¾î ±¹³»´Â ¹°·Ð ÇØ¿Ü¿¡¼µµ ±× Ç°ÁúÀÇ ¿ì¼ö¼ºÀ» ÀÎÁ¤¹Þ°í ÀÖ½À´Ï´Ù. |
|
Cement Properties
|
Properties |
Unit. |
Specification |
Typical Range |
|
Min |
Max |
|
Chemical
Composition |
CaO |
% |
34 |
38 |
35.0~37.0 |
|
Al2O3 |
% |
50 |
|
51.0~54.0 |
|
SiO2 |
% |
3 |
6 |
3.5~5.5 |
|
TiO2 |
% |
|
4 |
2.5~3.5 |
|
Fe2O3 |
% |
|
2 |
0.8~1.5 |
|
Na2O |
% |
|
|
0.02~0.1 |
|
K2O |
% |
|
|
0.1~0.3 |
|
MgO |
% |
|
|
0.5~3.5 |
|
Fineness |
90§ remains
|
% |
|
5 |
1.5~3.5 |
|
Blaine |
§²/g |
4000 |
|
4500~5500 |
Mortar Properties (Cement
: Sand : Water = 1 : 2.2 : 0.56)
|
Properties |
Unit. |
Specification |
Typical Range |
|
Min |
Max |
|
Flow |
23¡É |
3 minutes |
mm |
210 |
|
220~235 |
|
30 munutes |
mm |
210 |
|
220~240 |
|
30¡É |
3 minutes |
mm |
|
|
210~230 |
|
30 minutes |
mm |
|
|
210~230 |
|
Setting
Properties
(23¡É) |
Vicat
test |
Initial |
hr : min. |
|
|
3:00~4:00 |
|
Final |
hr : min. |
|
|
5:00~6:00 |
|
Exothermic Reaction time |
hr : min. |
5 |
7 |
5:30~6:30 |
|
Cured
Strength
(23¡É×24hr) |
Flexural |
kgf/§² |
50 |
|
55~65 |
|
Compressive |
kgf/§² |
450 |
|
520~650 |
|
Dried Strength
(110¡É×24hr) |
Flexural |
kgf/§² |
|
50~55 |
|
Compressive |
kgf/§² |
|
350~450 |
ÇÔ·®ÀÌ
50%ÀÎ ¾Ë·ç¹Ì³ª ½Ã¸àÆ®·Î¼ °µµ°¡ ³ô°í, ³»¿¼ºÀÌ ¿ì¼öÇÏ¿© ¹ü¿ëÀûÀ¸·Î »ç¿ëµË´Ï´Ù.
(³»¿¿Âµµ ÃÖ´ë 1400¡É)
Cement Properties
|
Properties |
Unit. |
Specification |
Typical Range |
|
Min |
Max |
|
Chemical
Composition |
CaO |
% |
26 |
29 |
27.5~28.5 |
|
Al2O3 |
% |
70 |
|
71~72 |
|
SiO2 |
% |
|
0.5 |
0.1~0.3 |
|
TiO2 |
% |
|
|
|
|
Fe2O3 |
% |
|
0.5 |
0.05~0.1 |
|
Na2O |
% |
|
|
0.1~0.2 |
|
MgO |
% |
|
0.6 |
0.1~0.4 |
|
Fineness |
Blaine |
§²/g |
4000 |
|
4800~5400 |
Mortar Properties (Cement
: Sand : Water = 1 : 2.2 : 0.56)
|
Properties |
Unit. |
Specification |
Typical Range |
|
Min |
Max |
|
Flow |
20¡É |
3 minutes |
mm |
210 |
|
230~250 |
|
30 munutes |
mm |
210 |
|
235~255 |
|
60 munutes |
mm |
|
|
220~250 |
|
30¡É |
3 minutes |
mm |
|
|
220~240 |
|
30 minutes |
mm |
|
|
220~240 |
|
Setting
Properties
(23¡É) |
Vicat
test |
Initial |
hr : min |
|
|
4:30~5:30 |
|
Final |
hr : min |
|
|
5:30~7:30 |
|
£ªExothermic Reaction time |
hr : min |
5 |
11 |
7:00~8:30 |
|
Cured
Strength
(23¡É×24hr) |
Flexural |
kgf/§² |
40 |
|
50~65 |
|
Compressive |
kgf/§² |
300 |
|
400~550 |
|
Dried Strength
(110¡É×24hr) |
Flexural |
kgf/§² |
|
|
60~80 |
|
Compressive |
kgf/§² |
|
|
500~600 |
Al©üO©ýÇÔ·®ÀÌ 70%ÀÎ ¾Ë·ç¹Ì³ª ½Ã¸àÆ®·Î¼ ³»È¼º ¹× ÀÀ¿ë¼ºÀÌ ¿ì¼öÇÏ¿© ´Ù¸ñÀûÀ¸·Î »ç¿ëµË´Ï´Ù.
(³»¿¿Âµµ ÃÖ´ë 1700¡É)
Cement Properties
|
Properties |
Unit. |
Specification
|
Typical Range |
|
Min |
Max |
|
Chemical
Composition |
CaO |
% |
16 |
19 |
17.0~18.5 |
|
Al2O3 |
% |
78 |
|
79~81 |
|
SiO2 |
% |
|
0.4 |
0.1~0.3 |
|
TiO2 |
% |
|
|
|
|
Fe2O3 |
% |
|
0.3 |
0.02~0.1 |
|
Na2O |
% |
|
|
0.2~0.4 |
|
MgO |
% |
|
|
0.1~0.4 |
|
Fineness |
38§ remains |
% |
15 |
25 |
18~22
|
|
Blaine |
§²/g |
|
8300~8700 |
|
£ªFused Alumina
5~3m/m 16% 220F 7%
3~1m/m 30% 325F 14%
1~0m/m 13%
|
Castable Propertis (Cement: £ª Fused Alumina : Water = 1:4.0 : 0.45)
|
Properties |
Unit. |
Specification |
Typical Range |
|
Min |
Max |
|
Flow |
23¡É |
3 minutes |
mm |
140 |
|
155~170 |
|
30 munutes |
mm |
140 |
|
155~170 |
|
Setting
Properties
(23¡É) |
Exothermic Reaction time |
hr : min |
5 |
9 |
6~8 |
|
Cured
Strength
(23¡É×24hr) |
Flexural |
kgf/§² |
30 |
|
40~60 |
|
Compressive |
kgf/§² |
160 |
|
200~230 |
|
Dried Strength
(110¡É×24hr) |
Flexural |
kgf/§² |
|
100~120 |
|
Compressive |
kgf/§² |
|
700~800 |
Al©üO©ýÇÔ·®ÀÌ 80%ÀÎ ¾Ë·ç¹Ì³ª ½Ã¸àÆ®·Î¼ ³»È¼ºÀÌ ¶Ù¾î³ª¼ °í¿ºÎÀ§¿¡ »ç¿ëµË´Ï´Ù. (³»¿¿Âµµ ÃÖ´ë
1800¡É)
· ÀÏ¹Ý Ä³½ºÅ¸ºí ¹× ´Ü¿ ij½ºÅ¸ºí
· °íÀ¯µ¿¼º ¹× Àú½Ã¸àÆ® ij½ºÅ¸ºí
· °í±Þ Castable ¹× Ladle À¯ÀÔÀç
Cement Properties
|
Properties |
Unit. |
Specification
|
Typical Range |
|
Min |
Max |
|
Chemical
Composition |
CaO |
% |
26 |
28 |
26.5~27.5 |
|
Al2O3 |
% |
71 |
|
72~73 |
|
SiO2 |
% |
|
0.5 |
0.1~0.3 |
|
TiO2 |
% |
|
|
|
|
Fe2O3 |
% |
|
0.5 |
0.05~0.1 |
|
Na2O |
% |
|
|
0.1~0.2 |
|
MgO |
% |
|
0.6 |
0.1~0.42 |
|
Fineness |
Blaine |
§²/g |
4000 |
|
4300~4500 |
Mortar Properties (Cement
: Sand : Water = 1 : 2.2 : 0.56)
|
Properties |
Unit. |
Specification |
Typical Range |
|
Min |
Max |
|
Flow |
20¡É |
3 minutes |
mm |
210 |
|
230~250 |
|
30 munutes |
mm |
210 |
|
230~250 |
|
60 munutes |
mm |
|
|
220~240 |
|
30¡É |
3 minutes |
mm |
|
|
220~240 |
|
30 minutes |
mm |
|
|
220~240 |
|
Setting
Properties
(23¡É) |
Vicat
test |
Initial |
hr : min |
|
|
3:30~4:30 |
|
Final |
hr : min |
|
|
4:00~5:00 |
|
£ªExothermic Reaction time |
hr : min |
4 |
9 |
6:00~7:30 |
|
Cured
Strength
(23¡É×24hr) |
Flexural |
kgf/§² |
40 |
|
45~55 |
|
Compressive |
kgf/§² |
300 |
|
350~400 |
|
Dried Strength
(110¡É×24hr) |
Flexural |
kgf/§² |
|
|
60~70 |
|
Compressive |
kgf/§² |
|
|
450~550 |
25§¸/1Åæ Bag
°¡´É
|
