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China OEM China Insulation Refractory Brick - High Quality High Refractory Alumina Ball – Rongsheng factory and manufacturers | Rongsheng Featured Image
  • China OEM China Insulation Refractory Brick - High Quality High Refractory Alumina Ball – Rongsheng factory and manufacturers | Rongsheng
  • China OEM China Insulation Refractory Brick - High Quality High Refractory Alumina Ball – Rongsheng factory and manufacturers | Rongsheng

China OEM China Insulation Refractory Brick - High Quality High Refractory Alumina Ball – Rongsheng factory and manufacturers | Rongsheng

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China OEM China Insulation Refractory Brick - High Quality High Refractory Alumina Ball – Rongsheng factory and manufacturers | Rongsheng Detail:

Alumina refractory balls have the fine quality of high strength, high hardness, excellent abrasion ability, thick bulk density, high temperature performance, corrosion resistance, less pollution and other excellent properties. alumina balls have been widely used in finishing and deep processing different types of ceramic, enamel, glass, chemicals and other thick and hard materials.

Properties of Alumina Refractory Balls

  1. High Temperature Resistance
  2. Good Heat Resistance
  3. High Mechanical Strength
  4. Long Service Life

Composition of Alumina Refractory Balls

Alumina refractory balls are made of AL2O3, kaolin, synthetic aggregate, mullite crystal and other materials. According to the rolling and the press molding method. aluminum refractory balls have the advantages of high strength, good thermal shock resistance, convenient replacement and cleaning, long service life and so on.

Alumina Refractory Balls Process

In order to make alumina refractory balls, the electrode is placed at the bottom of the graphite crucible, and the arc can be started by adding a certain amount of industrial alumina powder. Operating current 1.0kA, voltage 80~100V.After striking, as Al2O3 molten, loading gradually, until the material liquid filled with graphite crucible, the material liquid temperature is 2200 ~ 2300 ℃.After that, the crucible is poured out and the solution flows out.

Alumina Refractory Balls Product Details

Item High alumina Low creep Mullite Corundum
Size(mm) 40-80 40-80 40-80 40-80
AL2O3(%) 65 70 75 95
Refractoriness under load(°C) 1450 1460 1530 1650
Apparent Porosity(%) 25 23 22 18
Bulk Density(g/cm3) 2.3 2.4 2.5 3.1
Cold crushing strength(Mpa) 13 14 32 36
Thermal shock resistance(1100°Cwater cooling) cycle ≥ 15 10 20 7
Refractoriness(°C) 1710 1750 1800  1800

Application of Alumina Refractory Balls

Alumina refractory balls have been widely used in finishing and deep processing different types of ceramic, enamel, glass, chemicals and other thick and hard materials. Especially the aluminum refractory balls suitable for air separation equipment heat accumulator and steel blast furnace gas heating furnace as heat storage filler

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China OEM China Insulation Refractory Brick - High Quality High Refractory Alumina Ball – Rongsheng factory and manufacturers | Rongsheng detail pictures

China OEM China Insulation Refractory Brick - High Quality High Refractory Alumina Ball – Rongsheng factory and manufacturers | Rongsheng detail pictures

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Adhering to your principle of "quality, assistance, performance and growth", we have now gained trusts and praises from domestic and international customer for China OEM China Insulation Refractory Brick - High Quality High Refractory Alumina Ball – Rongsheng factory and manufacturers | Rongsheng , The product will supply to all over the world, such as: USA, Victoria, Rotterdam, It using the world's leading system for reliable operation, a low failure rate, it suitable for Argentina customers choice. Our company is situated within the national civilized cities, the traffic is very convenient, unique geographical and economic conditions. We pursue a people-oriented, meticulous manufacturing, brainstorm, build brilliant" business philosophy. Strict quality management, perfect service, reasonable price in Argentina is our stand on the premise of competition. If necessary, welcome to contact us by our website or phone consultation, we'll be happy to serve you.
    • The supplier cooperation attitude is very good, encountered various problems, always willing to cooperate with us, to us as the real God.
    5 Stars By Doreen from Mexico - 2017.09.16 13:44
    The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
    5 Stars By Daphne from Swaziland - 2018.03.03 13:09
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