Lightweight design: Ceramic material has a low density (3.9 g/cm³), reducing the burden on operators.
Non-magnetic: Avoids interference with precision instruments, suitable for applications such as semiconductor manufacturing.
Smooth surface: Reduces the risk of scratching workpieces, ideal for high-precision assembly.
Aluminum oxide ceramic wrenches are tools made from high-purity aluminum oxide (Al₂O₃) material, combining the hardness and high-temperature resistance of ceramics. They are suitable for precision operations under special working conditions. The following are its core characteristics and application scenarios:
Material Characteristics
1. High Hardness and Wear Resistance: Aluminum oxide ceramics have a Rockwell hardness of HRA80-90, second only to diamond. Their wear resistance is 266 times that of manganese steel, allowing them to withstand high-load friction and extend tool lifespan.
2. High Temperature Resistance: They can maintain structural stability at high temperatures up to 1600℃, making them suitable for high-temperature environments such as metallurgy and aerospace.
3. Chemical Stability: They are resistant to acid and alkali corrosion, making them suitable for chemical, electronics, and other fields requiring chemical corrosion resistance.
4. Insulation Performance: High resistivity and low dielectric loss make them suitable for insulation operations in power equipment or electronic components.
Application Scenarios
1. Electronics Industry: Wafer chucks and insulating components in semiconductor equipment.
2. Mechanical Manufacturing: Wear-resistant components such as bearings and seals.
3. High-Temperature Operations: Repair of metallurgical furnace tubes and hot-end components of aircraft engines.
Technical Parameters
index | 99.5% alumina ceramic | 99.9% alumina ceramic |
Density (g/cm³) | 3.9 | 3.9 |
Flexural strength (MPa) | 440 | 450 |
Thermal conductivity (W/m•K) | 33 | 30 |
Supports custom specifications.
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