fine ceramics
High Purity Alumina Granulated Powder for Engineering Advanced Fine Ceramics
Item Number : KM-P02
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Introduction
Ordinary alumina granulated powder is alumina particles prepared by traditional processes, with a wide range of applications and good market adaptability. This material is known for its high purity, excellent thermal stability and chemical stability, and is suitable for a variety of high-temperature and conventional applications.
Features
- High purity: Provide high-purity alumina particles to ensure its stability and performance in the application.
- Excellent thermal stability: Maintain stable physical and chemical properties in high temperature environment.
- Good fluidity: The alumina powder after granulation has good fluidity, which is convenient for automated production and precise batching.
- High hardness and wear resistance: Provide high hardness and good wear resistance, suitable for applications requiring high wear resistance.
Application
- Refractory materials: used to produce high-temperature refractory materials such as refractory bricks and refractory castables.
- High-temperature ceramics: used to manufacture ceramic products that need to be sintered at high temperatures, such as electronic ceramics and structural ceramics.
- Abrasives: used to manufacture abrasive products such as grinding wheels and sandpaper, providing excellent grinding performance.
Technical Parameters
- Appearance: White or slightly colored granular material.
- Particle size range: Usually between a few microns and hundreds of microns, can be customized according to customer needs.
- Purity: Usually above 99%, depending on application requirements.
- Bulk density: Provide the bulk density of the product to evaluate its performance during mixing and transportation.
Detail & Parts
Technical specifications
| Al2O3(%) | Embryo density (g/cm3) | Particle size distribution (mesh) | Bulk density (g/cm3) | Firing temperature (℃) | Hot holding time (h) | Shrinkage (%) | Porcelain density (g/cm3) | Porcelain color | |
|---|---|---|---|---|---|---|---|---|---|
| PZ-99 | ≥99 | 2.0-2.2 |
60-200 mesh Center diameter 140 |
1.0-1.1 | 1650 | 2.5-3 | 18±0.5 | ≥3.85 | Slightly yellow |
| PZ-95A | ≥95 | 2.3-2.4 | 1.1-1.2 | 1630 | 15±0.5 | ≥3.73 | white | ||
| PZ-95 | ≥95 | 2.3-2.4 | 1.1-1.2 | 1630 | 15±0.5 | ≥3.68 | Pale | ||
| 16±0.5 | ≥3.65 | white |
Shrinkage test: cylinder Φ30mm, single-side pressure 80Mpa, weight 20g, pressure: 1.2T/cm2.
Application
| Serial number | Product model | Scope of application |
|---|---|---|
| 1 | DZ-99.5 | Semiconductor components, 5G communication supporting ceramics, etc. |
| 2 | DZ-99A | Ceramic plunger, bushing, photovoltaic, etc. |
| 3 | DZ-93 | Electric vacuum ceramic shell and other metallized products |
| 4 | PZ-95A | Water valve plate, spark plug, etc. |
| 5 | PZ-95 | Fuse, relay supporting ceramics, etc. |
Packaging and storage
- Packaging: Use moisture-proof and dust-proof packaging materials such as plastic bags, cartons or ton bags.
- Storage: It is recommended to store in a dry and ventilated warehouse to avoid contact with moisture and chemicals.
Safety Precautions
- During operation: Wear appropriate personal protective equipment such as masks, gloves and protective glasses.
- Waste disposal: Dispose of waste alumina granulation powder in accordance with local environmental protection regulations.
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