Iso Certificate Calcined Alumina Oxide Powder
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2.Delivery in time
3.Best Service
Product Description:
Calcined alumina is a white powder with good flowability,stable chemical properties,excellent sintering property,hardly soluble in acid and alkali.It is used as high quality material for refractory,sintering corundum and ceramics.
Specification:
| Items | Unit | Specification |
| Mesh size | 325 mesh |
| Al2O3 | % | Min 99.3 |
| SiO2 | % | Max 0.05 |
| Fe2O3 | % | Max 0.03 |
| Na2O | % | Max 0.40 |
| Loss of ignition | % | Max 0.1 |
| α-Al2O3 | % | Min 93 |
| True specific gravity | g/cm3 | Min 3.94 |
Application:
It is widely used in the production of heat-resisting,wear resisting,corrosion-resisting products,such as high alumina refractory products,strong ceramics,high grade abrasive,electronic products etc.
Package:25kg woven bag,1 MT big bag or as customers request.
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