| Customization: | Available |
|---|---|
| Material: | Alumina |
| Abrasive: | Normal Abrasive |
|
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Experience the exceptional performance of our high-quality Alumina Hollow Sphere, meticulously crafted by Yangzhou Guotai Fiberglass Co., Ltd. Using our advanced electrofused method, we have created a hollow spherulitic heat-insulating material that is truly remarkable.
Our Alumina Hollow Sphere is renowned for its lightweight nature, making it an ideal choice for high-temperature furnaces. Its heat-resistance properties ensure optimal performance even in the most demanding environments. With its close pore structure, this hollow sphere offers superior insulation, effectively conserving energy and reducing heat loss.
As an excellent aggregate for lightweight castable refractory, our Alumina Hollow Sphere provides exceptional strength and durability. Its unique composition enhances the overall performance of refractory materials, making it an indispensable component for various applications.
Choose our Alumina Hollow Sphere and experience the benefits of a heat-insulating and energy-saving refractory. Trust in Yangzhou Guotai Fiberglass Co., Ltd. for high-quality products that meet your needs.
| Index Properties |
Alumina Bubble | ||
| Guarantee value | Typical Value | ||
Chemical composition |
Al2O3 | ≥99 | 99.2 |
| SiO2 | ≤0.2 | 0.18 | |
| Fe2O3 | ≤0.15 | 0.10 | |
| NaO | ≤0.4 | 0.3 | |
| Packing density(g/cm3) | 0.5-1.0 | 0.85 | |
| Damaged rate (%) | ≤15 | 12 | |
| Refractoriness (ºC) | 1790 | ||
| Grain Size: (mm) | 0.25-5,0.2-1,1-3,3-5 | ||
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