Precision Drilling Alumina Ceramic Parts
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Advantages of Alumina ceramic parts
1. Alumina ceramic parts composed primarily of aluminum oxide (Al2O3).
2. High Hardness and Wear Resistance: Alumina ceramic parts are renowned for their hardness, ranking just below diamond on the Mohs scale.
3. Thermal Stability: With a melting point exceeding 2000°C, alumina ceramic parts maintain their structural integrity at high temperatures.
4. Electrical Insulation: Alumina ceramic parts are excellent electrical insulators, making them suitable for use in electronic and electrical applications.
5. Corrosion Resistance: The chemical inertness of alumina ceramic parts ensures resistance to corrosion from acids, alkalis, and other harsh chemicals, which is beneficial in chemical processing industries.
6. Biocompatibility: Alumina ceramic parts are biocompatible, meaning they can be used in medical and dental applications without adverse reactions.
Applications of Alumina ceramic parts
1. Industrial Machinery: Alumina ceramic parts are used in machinery components such as bearings, seals, and pump components.
2. Electronics: Alumina ceramics parts suitable for substrates, insulators, and heat sinks in electronic devices.
3. Medical Devices: Alumina ceramics parts their biocompatibility allows for use in medical implants, surgical instruments, and dental fixtures.
4. Aerospace and Defense: Alumina ceramic parts are employed in the aerospace and defense sectors for applications requiring high strength and resistance to extreme temperatures.
5. Chemical Processing: The chemical inertness of alumina ceramic parts makes them ideal for use in reactors, piping, and containment vessels in chemical plants.
6. Automotive: In the automotive industry, alumina ceramic parts are used for components that require high-temperature resistance and durability, such as spark plugs and sensors.
Product Features
▪ Precision drilling alumina ceramic parts made by 99.3%-99.7% high purity alumina
▪ Precision drilling alumina ceramic parts max working temperature is 1800C
▪ The quality can pass the SGS and DIN43724/DIN43725/DIN40680
▪ Accept the custom size and shape
Alumina ceramic performance index (Notice of Correct in Leakeage Rate）
NO. | Property | Unit | Alumina |
1 | Al2O3 | % | >99.3 |
2 | SiO2 | % | — |
3 | Density | g/cm3 | 3.88 |
4 | Water absorption | % | 0.01 |
5 | Compressive strength | MPa | 2300 |
6 | 20℃ leakage rates | Torr・L/sec | >10-11=1.33322×10-12Pa・m3/sec |
7 | Twisting in high temperature | mm | 0.2 allowed in 1600℃ |
8 | Bonding in high temperature | not bonded in 1600℃ | |
9 | 20—1000℃ coefficient of thermal expansion | mm.10-6／℃.m | 8.2 |
10 | Thermal conductivity | W/m.k | 25 |
11 | Electric insulation strength | KV/mm | 20 |
12 | 20℃direct current insulation resistance | Ohm/cm | 1014 |
13 | High-temperature insulation resistance | 1000℃ MΩ | ≥0.08 |
1300℃ MΩ | ≥0.02 | ||
14 | Thermal shock resistance | 4 times not cracked in 1550℃ | |
15 | Maximum working temperature | ℃ | 1800 |
16 | Hardness | Mohs | 9 |
17 | Flexural strength | Mpa | 350 |
Our factory
Jinzhou Yunxing Industrial Ceramics Co., Ltd. was established in 2000, mainly producing various types of tubular ceramic products and various industrial parts with alumina content above 99.3%. The factory covers an area of 4000 square meters.
The company's main products are: alumina ceramic tubes, alumina ceramic crucibles, alumina ceramic rods, alumina ceramic boats, alumina ceramic plates, alumina ceramic parts, etc.
There ars 3pcs 1800 ° C high-temperature kilns ,2pcs 1400 ° C low-temperature kilns produced by our company independently. There are slip casting(main),and extrusion molding,injection molding etc other molding technologies,which can satisfy the produvtion requirements of various specific ceramics products.
The company has 105 employees, including one senior ceramic engineer, three engineers, six overseas sales staff, and four professional after-sales staff.
FAQ
A1. Ceramics are non-metallic, inorganic materials that are typically composed of a combination of metallic and non-metallic elements. Alumina is a type of ceramic oxide, specifically an oxide of aluminum. It is widely used in various applications due to its excellent mechanical, thermal, and electrical properties.
A2. Because of their excellent chemical stability, alumina ceramicparts are used widely in acid-resistant pump impellers, pump bodies, acid-carrying pipe linings and valves. Aluminum oxide ceramics are used in the manufacture of textile wear parts and knives. This is due to their extreme hardness and wear resistance.
A3. Alumina ceramic parts is a very hard ceramic that is excellent at resisting abrasion and is ideal for wear-resistant inserts or products.
Certificates
Feedback
1. If you have any questions or questions, please contact us and we will communicate with you as soon as possible.
2. For any other satisfaction, please also feedback to us to make our service better and better.
