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Low Sodium Calcined Alumina (CA) Series for Ceramics

Low Sodium Calcined Alumina (CA) Series for Ceramics

YUFA Group can produce various ceramics alumina series which is suitable for hot die casting pressing, isostatic pressing, or dry pressing and other forming process.

Features

1. Low Sodium,which can below 0.1%.

2. High Purity Alumina

3. Crystal size can be customized


Product Detail

Product Tags

CA banner

Specification

Model No. Chemical Composition(%) True Density Apparent Density Grain Size D50 +325 Mesh Original Crystal D50 Features Recommended Applications
Al2O3
≥%
SiO2
≤%
Fe2O3
≤%
Na2O
≤%
LOI
≤%
 g/cm3
g/cm3
D50
(μm)
<% D50(μm)
CA1A 99.5 0.05 0.03 0.10 0.1 3.97 >0.95 ~70 \ 5.0-6.0 1. High temperature calcination
2. Low sodium
3. Large crystal
4. High conversion rate
5. Stable shrinkage. Good fluidity
6. High insulation performance
7. High mechanical strength
1. High-performance ceramics, such as vacuum tubes
2. Especially suitable for hot -pressing casting process
CA1D 99.5 0.05 0.03 0.08 0.1 3.95 >0.90 \ 3.0-4.0 1. Low sodium
2. Moderate crystal size
3. Good particle size distribution
4. Small shrinkage and stability
1. Spark plugs
2. Vacuum tubes
3. Wear-resistant ceramics, etc.
4. More suitable for static pressure, dry-pressing and other forming processes
CA1 99.5 0.05 0.03 0.10 0.1 3.95 >0.90 \ 3.0-3.8 1. Static kiln calcination
2. Low sodium
3. Moderate crystal size
4. Good particle size distribution
5. High porcelain density
1. Mainly used in electronic ceramics
2. Especially suitable for Hot die casting process
CA2 99.5 0.08 0.03 0.08 0.1 3.96 >0.90 \ 2.8-3.8 1. Low sodium
2. Strict crystal size control
3. Good fluidity
4. Stable shrinkage
1. Electronic ceramics, structural ceramics
2. Especially suitable for Hot die casting process
CA2G 0.15 >0.90 3.0-3.5 < 3.0 1. CA2 full grinding
2. Particle size control stability
3. Low sodium
4. Shrinkage stability
1. Electronic ceramics
2. Structural ceramics, more suitable for making ceramic rollers
CA3 99.5 0.05 0.03 0.04 0.1 3.96 >0.85 ~70 \ 2.0-2.6 1. Strict control of firing temperature
2. Small crystal size
3. Good particle distribution
4. Pretty-low sodium
Suitable for electronic ceramics, such as IC substrates
CA3G 0.1 2.4-2.9 <1.0 Fully grinding of CA3
CA4 99.5 0.05 0.03 0.10 0.1 3.93 >0.90 ~70 \ 1.0-1.8 1. Good activity
2. Low sodium
3. High density after firing
4. Stable shrinkage
5. High mechanical strength
1. Structural ceramics
2. Electronic ceramics
3. 99 alumina ceramic granulation powder material
4. Suitable for extrusion molding process as well
CA4G 0.1 >0.60 1.5-2.2 <1.0  Fully grinding of CA4
CA5 99.5 0.05 0.02 0.05 0.1 3.92   ~70 \ <1.0 1. Small & unifrom crystal size
2. Good activity
99 alumina ceramic hot die casting process, etc
CA5G   1-1.3 <1.0 1. Small & unifrom crystal size
2. Good activity
3. Fully grinding
4. Narrow particle size distribution
Ceramic filter,etc

Applications

CA application

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