SK36 SK38 SK40 High Alumina Refractory Bricks Refractory Concrete Bricks Glass
Price:
200-800USD
MOQ:
1 Ton
Delivery Time:
20-30DAYS
Brand:
Rongsheng Xinwei
Product Description
Product Description of Rongsheng SK36 SK38 SK40 High Alumina Refractory Bricks for Cement, Glass, Steel Smelting
High alumina brick is a kind of neutral refractory with alumina content above 48%. It is formed by shaping and calcining bauxite or other raw materials with high alumina content. High thermal stability and fire resistance above 1770 ℃.
Product Features of Rongsheng SK36 SK38 SK40 High Alumina Refractory Bricks for Cement, Glass, Steel Smelting
1. High refractoriness;
2. High temperature strength;
3. High thermal stability;
4. Neutral refractory;
5. Good resistance to acid and basic slag corrosion;
6. High refractoriness under load;
7. High temperature creep resistance;
8. Low apparent porosity;
Application of sk36 sk38 sk40 high alumina refractory fire brick
As a basic material in the field of high-temperature technology, high alumina bricks are widely used in cement, glass building materials, steel smelting, petrochemical and other industries. High temperature industrial furnaces for high alumina bricks include blast furnace, hot blast furnace, electric furnace, blast furnace, reverberatory furnace and rotary kiln lining. In addition, high alumina bricks can also be processed into open hearth regenerative grid bricks, socket bricks for pouring system, nozzle bricks, etc. according to the requirements of industrial furnaces.
Product Specification of sk36 sk38 sk40 high alumina brick for sale
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High Alumina Refractory Brick Physical and Chemical Index:
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Item
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Properties
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RS-80
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RS-75
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RS-65
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RS-55
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RS-48
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Al2O3 (%)
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80
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≥75
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≥65
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≥55
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≥48
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Refractoriness (°C )
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≥1790
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≥1790
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≥1790
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≥1770
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≥1750
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Bulk density (g/cm3)
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2.65
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2.5
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2.45
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2.4
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2.3
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Softening temperature under load (°C )
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1530
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≥1520
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≥1500
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≥1470
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≥1420
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Linear changes on reheating (%)
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1500°CX2H
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0.1
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0.1
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0.1
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0.1
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-0.4
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-0.4
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-0.4
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-0.4
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1450°CX2H
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0.1
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-0.4
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Apparent porosity (%)
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22
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≤23
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≤23
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≤22
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≤22
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Cold crushing strength (Mpa)
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55
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≥50
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≥45
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≥40
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≥35
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Application |
steel furnace, glass furnace, sodium silicate furnace, ceramic shuttle kiln, cement rotary kiln, blast furnace, electric furnace,
blast furnace and reverberatory furnace. |
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Company
Henan Rongsheng Xinwei New Materials Research Institute Co., Ltd
Location
11th Floors, Building 6, China Central Electronic Commerce Port, Daxue Road, Zhengzhou, Henan, China
Contact Person
Jacky Han