China 8 Year Exporter Magnesite Refractory Bricks - High Quality High Refractory Alumina Ball – Rongsheng factory and manufacturers | Rongsheng

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"Control the standard by the details, show the power by quality". Our organization has strived to establish a highly efficient and stable employees team and explored an effective high-quality command method for Casting Refractory Cement, Glassy Carbon Working Electrode, Heat Resistant Bricks For Fireplace, We sincerely welcome you come to visit us. Hope we have good cooperation in the future.
China 8 Year Exporter Magnesite Refractory Bricks - 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 8 Year Exporter Magnesite Refractory Bricks - High Quality High Refractory Alumina Ball – Rongsheng factory and manufacturers | Rongsheng detail pictures

China 8 Year Exporter Magnesite Refractory Bricks - High Quality High Refractory Alumina Ball – Rongsheng factory and manufacturers | Rongsheng detail pictures


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"Control the quality by the details, show the power by quality". Our enterprise has strived to establish a remarkably efficient and stable team team and explored an effective excellent control system for China 8 Year Exporter Magnesite Refractory Bricks - High Quality High Refractory Alumina Ball – Rongsheng factory and manufacturers | Rongsheng , The product will supply to all over the world, such as: Myanmar, Japan, Pakistan, Our company has already had a lot of top factories and qualified technology teams in China, offering the best goods, techniques and services to worldwide customers. Honesty is our principle, skilled operation is our work, service is our goal, and customers' satisfaction is our future!
  • With a positive attitude of "regard the market, regard the custom, regard the science", the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.
    5 Stars By Amber from Georgia - 2017.03.07 13:42
    The sales person is professional and responsible, warm and polite, we had a pleasant conversation and no language barriers on communication.
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