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ZhengZhou Kaier Kiln Refractory Co.，Ltd
ZhengZhou Kaier Kiln Refractory Co.，Ltd
Professional Refractory Bricks Supplier |
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Product Details:
Payment & Shipping Terms:
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| Product Name: | High Alumina Refractory Bricks | Al2o3: | 55%-82% |
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| Raw Materials: | Calcined Bauxite | Application: | Metallurgy |
| Color: | Light Yellow | Size: | As Request |
| Bulk Density: | 2.3-2.7 G/cm3 | Fe2O3: | 2% |
| High Light: | 82% Al2o3 High Alumina Refractory Bricks,2.7g/cm3 High Alumina Refractory Bricks,82% Al2o3 alumina silicate refractory brick |
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82% Al2o3 High Alumina Refractory Bricks
High Alumina Refractory Bricks Description
1. Fire clay bricks were mainly made from chamotte, flint clay and combining clay powder, being high pressure pressed and sintered in high temperature.
2. Fireclay bricks is Al2O3 content of 30% to 48% aluminum silicate clay material products.
3. Refractoriness is 1580-1750°C, refractoriness under load is 1250-1450°C.
High Alumina Refractory Bricks Application:
1. Iron & steel making industry: Blast furnace, hot blast furnace(stove), pellet shaft furnace, hot metal ladle, steel ladle, tundish, heating furnace, soaking pit furnace, heat treatment furnace, refining furnace, reheating furnace, metal mixter furnace, annealing furnace, cupola furnace, electric arc furnace, induction furnace, AOD furnace, VOD furnace,etc thermal technology equipment.
2. Non-ferrous Metal industry: Smelting furnace, refining furnace, reverberatory furnace, converter furnace.
3. Building materials industry: Cement kiln, glass kiln, ceramic kiln, lime kilns, kiln car, tunnel kiln
4. Energy & Incineration: Coke oven, general boiler, power generation, boiler, circulating fluidized bed boiler, electric furnace, carbon rosating furnace, waste incinerators.
5. Others: Petrochemical industry furnace.
High Alumina Refractory Bricks Physical and chemical indexes
| Item/Grade | Fire clay brick | High alumina brick | ||||||
| SK-30 | SK-32 | SK-34 | SK-35 | SK-36 | SK-37 | SK-38 | SK-40 | |
| AL2O3% (≥) | 30 | 35 | 38 | 45 | 55 | 65 | 70 | 82 |
| Fe2O3% (≤) | 2.5 | 2.5 | 2 | 2 | 2 | 2 | 2 | 2 |
| Refractoriness(SK) | 30 | 32 | 34 | 35 | 36 | 37 | 38 | 40 |
| Refractoriness under load, 0.2MPa, °C (≥) | 1250 | 1300 | 1360 | 1420 | 1450 | 1480 | 1530 | 1600 |
| Apparent porosity (%) | 22-26 | 20-24 | 20-22 | 18-20 | 20-23 | 20-23 | 20-22 | 18-20 |
| Bulk density (g/cm³) | 1.9-2.0 | 1.95-2.1 | 2.1-2.2 | 2.15-2.22 | 2.25-2.4 | 2.3-2.5 | 2.4-2.6 | 2.5-2.7 |
| Cold crushing strength ,MPa (≥) | 20 | 25 | 30 | 40 | 45 | 50 | 60 | 70 |
High Alumina Refractory Bricks Features:
Mechanical strength
Excellent load-bearing properties
High temperature
Excellent resistance to spalling
Resistant to corrosion
Product Range
Contact Person: Mika
Tel: 86-15981951014
