Audited Supplier
5N
1344-28-1
215-691-6
Al2O3
Chemical Industry Product
Particle
Al2O3
White Powder
Chemical
Used for Sapphire/Pulishing/Abrasive
Aotai
25kg/Barrel
99.99%min
P. R. China
2818200000
Product Description
1.Luminescent materials: rare earth trichromatic phosphors used as the main raw material long afterglow phosphor, PDP phosphor, LED phosphor;
2.Transparent ceramics: used as fluorescent tubes for high pressure sodium lamp, electrically programmable read-only memory window;
3.Single Crystal: for the manufacture of ruby, sapphire, yttrium aluminum garnet;
4.High strength high alumina ceramic:as the substrate used in the manufacture of integrated circuits, cutting tools and high purity crucible;
5.Abrasive:manufacture the abrasive of glass, metal, semiconductor and plastic;
6.Diaphragm: Application for the manufacture of lithium battery separator coating;
7.Other: as an active coating, adsorbents, catalysts and catalyst supports, vacuum coating, special glass materials, composite materials, resin filler, bio-ceramics etc.
| Specification | Unit | Acceptable Value |
| Appearance | White powder | White powder |
| AL2O3 | % | ≥99.99 |
| Na | ppm | ≤30 |
| Fe | ppm | ≤8 |
| Si | ppm | ≤30 |
| Cu | ppm | ≤5 |
| Mg | ppm | ≤5 |
| Ca | ppm | ≤5 |
| D50 | ppm | 0.6-40 |
| Moisture | % | ≤0.1 |
| Specific Surface | m²/g | 2-10 |
| Apparent Density | g/cm³ | 0.3-0.5 |
| Application | Sapphire crystal, laser crystal, phosphor | |
FAQ
Q: Are you factory?
A: Yes, we are factory.
Q: How is your quality?
A: We have top grade production equipment and precision measuring instruments and we also have engineers and technicians carry out quality control.
Q: Can you supply free samples?
A: 1kgs free sample is available, but freight charges will be at your account, The charges will be return to you or deduct from your order in the future.
Q: What about the payment?
100% T/T in advance, 30% T/T in advance, the balance 70% against the B/L copy, Irrevocable L/C at sight
Q: The MOQ is?
A: MOQ is usually 1 ton, special products can be coordinuted with each other.
Q: Can I visit your factory?
A: Yes, we welcome you to visit our factory at anytime
Q: How about your delivery time?
A: Usually the shipment is within 15 days after confirming receipt of your payment, some products maybe need longer time.
