High Purity Calcined Alumina Powder 99.5% (a-Al2O3)

High Purity Calcined Alumina Powder 99.5% (a-Al2O3)

Model No.︰JZBT-CA

Brand Name︰JZBT

Country of Origin︰China

Unit Price︰US $ 560 / mt

Minimum Order︰20 mt

Inquire Now

Product Description

High Purity Calcined Alumina Powder 99.5% (a-Al2O3)
CAS No.: 1344-28-1
EINECS No.: 215-691-6
Appearance: White powder 
Material: a -Al2O3 
Features: 
1. Stable crystal form 
2. High hardness 
3. Good resistance to abrasion 
4. High mechanical strength 
5. High melting point
6. Excellent electric insulating property 
7. Outstanding resistance to corrosion 
Property: 
Calcined Alumina is white powder, good flow ability, performance stability, hardly soluble in acid and alkali, excellent sintering property. It used as high quality material for aluminous refractory, sintering corundum and ceramics. 
Application: 
It's wildly used in the production of heat-resisting, wear-resisting, corrosion-resisting products, such as high alumina refractory products, strong ceramics, high grade abrasive, electromagnetic equipments, etc. 
Note: Particle size can be made as your requirements.

Application Al2O3  Na2O Fe2O3 SiO2 TiO2 LOI  True density A-Al2O3 D50 Particle size Specific surface
≥ % ≤ % ≤ % ≤ % ≤ % ≤ % G/m3 ≥ % um um M2/g
Dry pressing/CIP series 99.7 0.08 0.02 0.018 0.006 0.15 3.96 96 75 2--3 0.6-0.8
99.6 0.1 0.02 0.018 0.006 0.15 3.95 95 75 2--3 0.6-0.8
99.5 0.2 0.02 0.018 0.006 0.2 3.95 95 75 2--3 0.8-1.0
99.4 0.3 0.02 0.018 0.006 0.2 3.93 93 75 2--3 0.8-1.0
Injection moulding  99.5 0.15 0.02 0.018 0.006 0.15 3.95 95 75 3-4 0.5-0.6
99.7 0.1 0.02 0.018 0.006 0.1 3.96 96 75 3-5 0.5-0.6
Refractory series 99.4 0.3 0.02 0.018 0.006 0.15 3.92 90 75 2-3 0.1-0.8
99.5 0.25 0.02 0.019 0.008 0.1 3.95 95 3 2-4 1.0-1.2
99.4 0.3 0.02 0.018 0.006 0.15 3.95 95 43 2-3 0.9-1.0
99.4 0.3 0.02 0.018 0.006 0.13 3.95 95 4 3-5 1.0-1.2
99 0.3 0.02 0.02 0.006 0.2 3.9 90 43 3-5 0.9-1.0
Active A-Al2o3 98.8 0.15 0.02 0.15     3.95 95 1    
98.6 0.15 0.02 0.15     3.93 93 0.8    
Polishing series 97 0.1 0.1-0.2 0.18-2     3.95 95 40-60    
97 0.1 0.1-0.2 0.18-2     3.95 95 4-5    
98 0.1 0.05-0.6 0.18-0.2     3.97 95 4-5    
Glazing series 99.6 0.2 0.02 0.018     3.95 95 55    
99.6 0.2 0.02 0.018     3.95 95 15    
99.6 0.2 0.02 0.018     3.95 95  4  

Payment Terms︰ TT/LC/DP