Alumina Ceramic Nut Parts
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Advantages of alumina ceramic nut parts
1. Aluminum oxide material has a very high melting point.
2. High strength and good mechanical properties, thermal shock resistance.
3. Ensure the sealing and stability during the experimental process.
4. Easy to clean and cost-effective.
Applications of alumina ceramic nut parts
1. Alumina ceramic nut parts are used as connectors in high-temperature environments.
2. Alumina ceramic nut parts suitable for pipelines and connectors in chemical processing equipment.
3. Alumina ceramic nut parts can be used for bearing sleeves and guide components in mechanical devices, providing sliding and structural support.
Performance index
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 |
Composition table
| NAME | CONTENT(%) |
| Al2O3 | 99-99.3(99.5) % |
| SiO2 | 0.3-0.5 % |
| CaO+MgO | 0.2-0.3 % |
| K2O+Na2O | 0.2-0.35 % |
| Fe2O3 | <0.1 % |
| OTHER | <0.05 % |
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.
The company currently has 3 1800 ° C high-temperature furnaces and 2 1400 ° C low-temperature kilns independently designed and manufactured. The molding process is mainly based on grouting molding, and has other molding process equipment such as extrusion and hot die casting.
The company has 105 employees, including one senior ceramic engineer, three engineers, six overseas sales staff, and four professional after-sales staff.
FAQ
Q1. How to quickly obtain a quotation?
A1. Please provide us with your drawings, purchase quantity, and shipping address.
Q2. What are the uses of alumina ceramics?
A2. Widely used in acid resistant pump impellers, pump bodies, acid resistant pipeline liners, and valves.
Q3. Is alumina ceramic hard?
A3. Alumina is a very hard ceramic that is an ideal choice 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.
