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B-1, B-2, C-1, C-2 : Insulating Firebricks ( JIS Group ) |
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| Key Specifications/Special Features: |
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B-1 |
B-2 |
C-1 |
C-2 |
| 1.Maximum Service Temperatures :°C |
900 |
1000 |
1300 |
1400 |
| 2.Bulk Density, g/cc |
0.65-0.70 |
0.75-0.80 |
0.75-0.80 |
0.85-0.90 |
| 3.Apparent Porosity, % |
70-75 |
70-75 |
70-72 |
65-70 |
| 4.Cold Crushing Strength, kg/cm2 |
10-15 |
20-30 |
30-40 |
40-50 |
| 5.Modulus of Rupture, kg/cm2 |
10-12 |
10-12 |
15-20 |
20-25 |
| 6.Thermal Conductivity, K Cal/hr.m°C at 350°C |
0.17 |
0.18 |
0.30 |
0.38 |
| 7.Chemical Analysis, % Approx; |
54.2 |
51.3 |
50.3 |
34.6 |
| Silica (SiO2) |
| Alumina (Al2O3) |
36.5 |
39.1 |
42.8 |
60.2 |
| Iron Oxide (Fe2O3) |
3.3 |
3.0 |
2.7 |
1.4 |
| 8.Applications : Back-up lining for fire clay and high
Alumina bricks in boiler, reheating furnaces, glass furnaces and kiln.
Floor lining of kiln cars and back-up lining of cyclone preheater and
coolers in the cement rotary kiln, hot gas generator and hot air duct is
also suitable. |
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LRB20, LRB-23, LRB-26, LRB-28, LRB-30 : Insulating Firebricks ( ASTM Group ) |
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| Key Specifications/Special Features: |
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LRB-20 |
LRB-23 |
LRB-26 |
LRB-28 |
LRB-30 |
| Classification : |
Group LRB
Class 1 |
Group LRB
Class 1 |
Group LRB
Class 2 |
Group LRB
Class 2 |
Group LRB
Class 2 |
| Physical Data : (Typical) |
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| 1.Maximum Service Temperatures :°C |
1200 |
1300 |
1400 |
1500 |
1550 |
| 2.Bulk Density, g/cc |
0.45-0.50 |
0.55-0.60 |
0.70-0.75 |
0.75-0.80 |
0.80-0.85 |
| 3.Thermal Conductivity, kcal/mh°C |
0.15 |
0.17 |
0.20 |
0.20 |
0.25 |
| 4.Reheat Shingkage (%) at ()°Cx8 hrs. |
0.10
(1200) |
0.20
(1300) |
0.40
(1400) |
0.40
(1500) |
0.40
(1550) |
| 5.Cold Crushing Strength, kg/cm2 |
10-15 |
10-15 |
15-20 |
15-20 |
20-25 |
| 6.Modulus of Rupture, kg/cm2°C at 350°C |
5-10 |
5-10 |
10-15 |
15-20 |
15-20 |
| 7.Chemical Analysis, % Approx; |
52 |
50 |
45 |
38 |
30 |
| Silica (SiO2) |
| Alumina (Al2O3) |
40 |
42 |
48 |
52 |
58 |
| Iron Oxide (Fe2O3) |
2.0 |
1.8 |
1.5 |
1.2 |
1.2 |
| 8.Applications : Back-up lining for fire clay and high
Alumina bricks in boiler, reheating furnaces, glass furnaces and kiln.
Floor lining of kiln cars and back-up lining of cyclone preheater and
coolers in the cement rotary kiln, hot gas generator and hot air duct is
also suitable. |
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- Primary Competitive Advantages:
- Very light and porous, full casting process
- Export Markets:
- Value of Minimum Order:
- Payment Term:
- Deliver lead-time:
- Prompt or 30-45 days after order confirmation depending on shapes
- FOB Port
- FOB Price Range
- Please contact for quotation
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Copyright © 2012 Patrarefractory Co., Ltd. All rights
reserved.
Reproduction in whole or in part in any form or medium without
express written permission of Patrarefractory Co., Ltd. is prohibited |
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