2021 Good Quality Refractory Grade Calcined Alumina - Low Sodium Calcined Alumina (CA) Series for Ceramics – Yufa
2021 Good Quality Refractory Grade Calcined Alumina - Low Sodium Calcined Alumina (CA) Series for Ceramics – Yufa Detail:
Applications
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 |
Product detail pictures:





Related Product Guide:
Our objective is to present premium quality products at aggressive prices, and top-notch services to buyers around the world. We have been ISO9001, CE, and GS certified and strictly adhere to their excellent specifications for 2021 Good Quality Refractory Grade Calcined Alumina - Low Sodium Calcined Alumina (CA) Series for Ceramics – Yufa , The product will supply to all over the world, such as: Greece, Czech Republic, El Salvador, We welcome you to visit our company, factory and our showroom displayed various products that will meet your expectation, meanwhile, it is convenient to visit our website, our sales staff will try their efforts to provide you the best service. If you need more information, please do not hesitate to contact us by E-mail or telephone.

Sales manager is very enthusiastic and professional, gave us a great concessions and product quality is very good,thank you very much!

Write your message here and send it to us