Customization: | Available |
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Application: | Refractory, Structure Ceramic, Industrial Ceramic |
Ceramic Tube & Rod: | Ceramic Tube |
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The main characteristics of alumina ceramic tubes
1. Extraordinary electrical insulation, is always used in various high-voltage, high-current applicationThe Description of Alumina Ceramic Tubes
Alumina ceramic tube has great performance in electronic insulation, high heat resistance, and high wear resistance, making it perform well in different thermocouple protection devices.Other types of alumina ceramic tubes
Technical Datasheet of various advanced ceramic materials
General | Properties | Unit | 99.5% Al2o3 | 99% Al2O3 | 96% Al2O3 |
Mechanical | Volume Density | G/cm 3 | ≥3.90 | ≥3.85 | ≥3.65 |
Hardness | HRA | 1700 | 1700 | 1500 | |
Porosity | % | 0 | 0 | 0 | |
Compressive Strength | Mpa | ≥2240 | ≥2240 | ≥2000 | |
Bending Strength |
Mpa | ≥379 | ≥338 | ≥320 | |
Elastic Modulus |
Gpa | 370 | 350 | 303 | |
Thermal | Thermal Conductivity | W/m.K | 30 | 29 | 24 |
Coefficient of Thermal Expansion |
1*10 -6 m/k | 6.5~8.0 | 6.2~8.0 | 5.0~8.0 | |
Electrical | Insulation Breakdown | KV/mm | 19 | 18 | 18 |
Volume Resistivity | Ohm.cm | >1*1014 | >1*1014 | >1*1014 |
Our advantage and strength
1. Own in-house comprehensive types of manufacturing equipment from raw material to precision machining.