Technical index of alumina ceramic ring
Main technical indicators of wear-resistant ceramics:
Alumina ceramic content: ≥ 92%
Density: ≥ 3.6 g / cm
Rockwell hardness: ≥ 80 HRA
Compressive strength: ≥ 850 MPa
Fracture toughness K I C: ≥ 4.8mpa · M1 / 2
Bending strength: ≥ 290mpa
Thermal conductivity: 20W / m.k
Coefficient of thermal expansion: 7.2 × 10-6m / m.k
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Changes of alumina ceramic structure at high temperature
Alumina ceramics is a kind of ceramics with alumina as the core, which is characterized by super high hardness, light weight, high heat conduction, high brittleness and wear resistance. Because cerami...
发表时间：2019-12-18
Toughening technology of alumina ceramic ring
Toughening technology of alumina ceramic ringMetal materials are easy to produce plastic deformation, because the metal bond is not directional. In ceramic materials, the bond between atoms is covalen...
发表时间：2019-12-14
What is the difference between alumina ceramics and ordinary ceramics?
Alumina ceramic is a kind of ceramic material with alumina (Al2O3) as the main body, which is used in thick film integrated circuit. Alumina ceramics have good conductivity, mechanical strength and hi...
发表时间：2019-12-10
Injection molding of alumina ceramic tube
Alumina ceramic tubes have excellent properties such as high mechanical strength, wear resistance, corrosion resistance, high temperature resistance, high thermal conductivity and resistivity. They ar...
发表时间：2019-12-10
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1What are the sintering and functions of alumina ceramics?
2019-12-19
2Changes of alumina ceramic structure at high temperature
2019-12-18
3Toughening technology of alumina ceramic ring
2019-12-14
4Injection molding of alumina ceramic tube
2019-12-10
5What is the difference between alumina ceramics and ordinary ceramics?
2019-12-10
6What can alumina ceramics be used for?
2019-12-09
7What are the preparation methods of alumina ceramics?
2019-12-09
8Introduction of sintering process of alumina ceramics
2019-12-09
