Technical Specification of Conventional Castables |
PRODUCT: |
WHYTHEAT A |
WHYTHEAT K |
WHYTHEAT C |
TABCAST 94 |
TABCAST 97 |
FIRECRETE (N) |
FIRECRETE (SPL) |
FIRECRETE (SUPER) |
TYPE: |
90% ALUMINA |
60% ALUMINA |
50% ALUMINA |
94% ALUMINA |
97% ALUMINA |
45% ALUMINA |
45% ALUMINA |
70% ALUMINA |
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DENSE CASTABLE |
DENSE CASTABLE |
DENSE CASTABLE |
CASTABLE (HS) |
DENSE CASTABLE |
CASTABLE |
CASTABLE (HS) |
CASTABLE |
NATURE OF BOND : |
HYDRAULIC |
HYDRAULIC |
HYDRAULIC |
HYDRAULIC |
HYDRAULIC |
HYDRAULIC |
HYDRAULIC |
HYDRAULIC |
INSTALLATION: |
VIBRATION CASTING |
VIBRATION CASTING |
VIBRATION CASTING |
VIBRATION CASTING |
VIBRATION CASTING |
VIBRATION CASTING |
VIBRATION CASTING |
VIBRATION CASTING |
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GENERAL PROPERTIES |
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RAW MATERIAL BASE: |
BROWN TABULAR |
CALCINED DIASPORE |
CALCINED CLAY |
WHITE TABULAR |
WHITE TABULAR |
CALCINED CLAY |
CALCINED CLAY |
CALCINED CLAY |
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ALUMINA |
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ALUMINA (WTA) |
ALUMINA |
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MAX. SERVICE TEMP. |
17500C |
16000C |
15000C |
18000C |
18500C |
14000C |
13500C |
14500C |
MAX GRAIN SIZE: |
5 mm |
5 mm |
5 mm |
5 mm |
5 mm |
5 mm |
5 mm |
5 mm |
WATER REQ. FOR CASTING: |
7.5 - 8.5% |
9.5 - 10.5% |
9.5 - 10.5% |
8.5-9.5% |
8.5-9.5% |
10.5-11.5% |
10.5-11.5% |
10-11% |
REVERSIBLE THERMAL EXPANSION: |
0.80% at 10000C |
0.60% at 10000C |
0.55% at 10000C |
0.90% at 10000C |
0.90% at 10000C |
0.55% at 10000C |
0.55% at 10000C |
0.65% at 10000C |
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CHEMICAL ANALYSIS,% |
TY SPE |
TY SPE |
TY SPE |
TY SPE |
TY SPE |
TY SPE |
TY SPE |
TY SPE |
AL2O3 |
90.30 90.00 min. |
60.50 60.00 min. |
50.50 60.00 min. |
94.40 94.00 min. |
94.40 94.00 min. |
46.00 45.00 min. |
46.50 45.00 min. |
70.50 70.00 min. |
SiO2 |
02.60 - |
32.30 - |
41.30 - |
0.20 0.3max |
0.18 0.3max |
39.40 - |
34.70 - |
11.50 - |
FE2O3 |
0.75 0.80max |
0.90 1.0max |
1.2 1.0max |
0.16 0.3max |
0.20 0.3max |
3.20 4.00max |
3.50 4.00max |
4.20 5.00max |
TiO2 |
1.2 - |
1.4 - |
2.20 - |
0.18 - |
0.10 - |
5.30 - |
6.60 - |
7.20 - |
CaO |
4.70 - |
4.30 - |
4.20 - |
4.85 5.0max |
4.85 2.8max |
5.60 - |
8.00 - |
6.10 - |
LOI |
0.20 - |
0.30 - |
0.30 - |
0.20 - |
0.20 - |
0.20 - |
0.40 - |
0.30 - |
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PHYSICAL PROPERTIES |
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Bulk density, g/cc |
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after drying at 1100C/24
hrs |
2.80 2.75 min |
2.22 2.20 min |
2.18 2.10 min |
2.84 2.80 min |
2.83 2.80 min |
2.14 2.10 min |
2.22 2.20 min |
2.55 2.50 min |
CCS, kg/cm2 |
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after drying at 1100C/24
hrs |
640 600 min |
380 350 min |
380 350 min |
660 600 min |
450 400 min |
300 250 min |
425 400 min |
400 350 min |
after heating at 8000C/3
hrs |
430
- |
280
- |
280
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480 450 min |
300 280 min |
240 - |
300 - |
250 - |
after heating at11000C/3
hrs |
430
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230
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220
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450 400 min |
275 250 min |
180 - |
225 - |
200 - |
after heating at 14500C/3
hrs |
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500 450 min |
after heating at 15000C/3
hrs |
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750 700 min |
425 400 min |
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after heating at 15500C/3
hrs |
650
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520
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500
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MOR, kg/cm2 |
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after drying at 1100C/24
hrs |
95 - |
65 - |
65 - |
100 - |
80 - |
50 - |
60 - |
65 - |
after heating at 8000C/3
hrs |
60
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30
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30
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75 - |
55 - |
28 - |
30 - |
35 - |
after heating at11000C/3
hrs |
45
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27
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27
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50 - |
35 - |
20 - |
25 - |
30 - |
after heating at 14500C/3
hrs |
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after heating at 15000C/3
hrs |
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100 - |
85 - |
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after heating at 15500C/3
hrs |
110 - |
90 - |
85 - |
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% Retained on maximum size |
2 5max |
2 5max |
2 5max |
1 5max |
1 5max |
2 5max |
2 5max |
1 5max |
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THERMAL PROPERTIES |
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Refractoriness, Orton/0C |
+37 +37/+1820
min. |
+37/1717
+31/+1683 min. |
+31/1683
+30/+1665 min. |
+38/+1835 +38/+1835 min. |
+38/+1835 +38/+1835 min. |
+23/+1605 +20/+1564 min. |
+16/+1491 +1450 min. |
+32/+1717 +31/+1683 min. |
PLC,% |
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after heating at 8000C/3
hrs |
-0.06
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-0.12
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-0.06
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-0.06
±0.20 Max |
-0.06
±0.10 Max |
-0.06
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-0.12
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- |
after heating at11000C/3
hrs |
-0.12
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-0.19
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-0.12
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-0.12
±0.20 Max |
-0.12
±0.20 Max |
-0.12
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-0.15
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-0.18
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after heating at 14500C/3
hrs |
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after heating at 15000C/3
hrs |
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-0.85
±1.00 Max |
-0.24
±0.50 Max |
-0.60
±0.80 Max |
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after heating at 15500C/3
hrs |
-0.80
±0.80 Max |
-1.20
±1.50 Max |
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HMOR at 14000C,
kg/cm2 |
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Thermal conductivity, Kcal/m hr0C |
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At 4000C
HF |
1.15 - |
0.81 - |
0.75 - |
1.37 - |
1.40 - |
0.74 - |
0.75 - |
0.93 - |
At 6000C
HF |
1.20 - |
0.83 - |
0.78 - |
1.40 - |
1.43 - |
0.78 - |
0.80 - |
0.95 - |
At 8000C
HF |
1.26 - |
0.86 - |
0.81 - |
1.42 - |
1.46 - |
0.84 - |
0.86 - |
0.98 - |
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Packaging: |
50 Kg bags |
50 Kg bags |
50 Kg bags |
50 Kg bags |
50 Kg bags |
50 Kg bags |
50 Kg bags |
50 Kg bags |
Storage life: |
9 months |
9 months |
9 months |
9 months |
9 months |
9 months |
9 months |
9 months |
Delivery state: |
dry |
dry |
dry |
dry |
dry |
dry |
dry |
dry |
TY : TYPICAL VALUE
SPE : SPECIFICATION
HS : HIGH STRENGTH
SS : SUPERIOR STRENGTH |