
Finish Machining 95% Al2O3 Alumina Ceramic Thin Sheet
Alumina ceramic plate is widely used in sheller blades, textile industry guide wheels, ceramic guide rails and other industries.
Since the establishment of our company, we have been constantly innovating brands and developing new ceramic fiber webbing tape, Ceramic Heating Pads, silicon nitride thermocouple protection tubes and achieved good economic and social benefits. We strive to break through innovation and expand development space to provide new momentum for our business development. The core of products to be accepted by consumers is to be marketable and meet the demand. We work hand in hand with many partners to meet the innovation challenges from the sustainable development of economy, environment and society. We will create a brilliant tomorrow with the management concept of "responsibility is more important than right, create the future with one heart".
Description
Alumina ceramic plate is widely used in sheller blades, textile industry guide wheels, ceramic guide rails and other industries.
Properties of Alumina Ceramic Plate
With the characteristics of high density, good wear resistance, corrosion resistance and high chemical stability.
Craftsmanship
Powder preparation
The alumina powder entering the factory is prepared into powder materials according to different product requirements and different molding processes.
The particle size of the powder is below 1μm. If high-purity alumina ceramic products are manufactured, in addition to the alumina purity of 99.99%, ultra-fine pulverization and uniform particle size distribution are required.
When extrusion molding or injection molding is used, binder and plasticizer should be introduced into the powder, generally thermoplastic plastic or resin with a weight ratio of 10-30%. The organic binder should be at a temperature of 150-200 with alumina powder.
Mix uniformly under the bottom to facilitate the molding operation. The powder raw material formed by the hot pressing process does not need to add a binder. If semi-automatic or fully automatic dry pressing is used, there are special technological requirements for the powder, and the powder needs to be processed by spray granulation to make it spherical, so as to improve the fluidity of the powder and facilitate the automatic filling of the mold during the molding. wall. In addition, in order to reduce the friction between the powder and the mold wall, it is necessary to add 1 to 2% of lubricants, such as stearic acid, and binder PVA.
When dry pressing is desired, the powder needs to be sprayed and granulated, and polyvinyl alcohol is introduced as a binder. A research institute in Shanghai developed a water-soluble paraffin to be used as a binder for Al203 spray granulation, which has good fluidity under heating. The powder after spray granulation must have good fluidity, loose density, and flow angle friction temperature less than 30℃. Ideal particle gradation ratio and other conditions to obtain a larger green density.

Data Sheet
Index | Value (%) |
Al2O3 | 99.3 |
SiO2 | 0.3-0.5 |
CaO+MgO | 0.2-0.3 |
K2O+Na2O | 0.15-0.3 |
Fe2O3 | <0.05 |
Others | <0.05 |
Q&A
1. What is our advantages?
We have stable products quality and delivery time and we also have rich experience in exporting field.
2. What is the working temperature?
The working temperature is usually at 1700℃.
We have many years of sales and experience in the field of Finish Machining 95% Al2O3 Alumina Ceramic Thin Sheet. We take innovation as the solution, improve production efficiency as the guiding direction, rely on our own high-quality management, research and development, production capacity and quick response speed to provide customers with high-quality products and considerate services. We should always adhere to the correct concept of righteousness and profit, and shape a responsible and responsible world-class image of Chinese enterprises.
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