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Model NO.: A2
Trademark: TCH
Specification: 25KG
Origin: China
HS Code: 281820000
1. Technics: Calcined temperature beyond 1300C, the alumina powder be calcined without Boron, Ultimate crystal size 3-5um.
2. Application: TCH-1/TCH-2/TCH-3 is good for producing electronic alumina ceramic/wear resistant ceramic(alumina wear tile, alumina ceramic brick, alumina ball)/alumina ceramic substrate.
3. Payment Term: TT/LC AT sight.
4. Delivery time: Within 2 weeks to ship since the date we receive your deposit or L/C at sight.
5. AI2O3>99.7% Na2O < 0.3% Fe2O3< 0.024% SiO2< 0.019% TiO2< 0.008%.
6. Loss weight when burning< 0.2% Density=3.96g/cm3 a-Al2O3>93%
Medium particle size(D50) 75um Ultimate crystal size 3-5um
BET specific surface area 1.0 m2/g
| Brand | AI2O3 ≥ % | Na2O ≤ % | Fe2O3 ≤ % | SiO2 ≤ % | TiO2 ≤ % | Density g/cm3 | a-AI2O3 ≥ % | Medium Particle size | BET m2/g |
| TCH-101 | 99.70 | 0.10 | 0.02 | 0.018 | 0.006 | 3.96 | 96 | 75 | 0.6-0.8 |
| TCH-102 | 99.60 | 0.10 | 0.02 | 0.018 | 0.006 | 3.95 | 95 | 75 | 0.6-0.8 |
| TCH-103 | 99.50 | 0.20 | 0.02 | 0.018 | 0.006 | 3.95 | 95 | 75 | 0.8-1.0 |
| TCH-105 | 99.40 | 0.30 | 0.02 | 0.018 | 0.006 | 3.93 | 93 | 75 | 0.8-1.0 |
| TCH-31 | 99.4 | 0.30 | 0.02 | 0.018 | 0.006 | 3.92 | 90 | 75 | 0.1-0.8 |
| TCH-30 | 99.5 | 0.25 | 0.02 | 0.019 | 0.008 | 3.95 | 95 | 3 | 1.0-1.2 |
| TCH-33 | 99.4 | 0.30 | 0.02 | 0.018 | 0.006 | 3.95 | 95 | 10 | 0.9-1.0 |
| TCH-003 | 99.4 | 0.30 | 0.02 | 0.018 | 0.006 | 3.95 | 95 | 4 | 1.0 |
| TCH-35 | 99.0 | 0.30 | 0.02 | 0.020 | 0.006 | 3.90 | 90 | 10 | 0.9-1. |
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