Application: | Refractory, Structure Ceramic, Industrial Ceramic, ISO9001 |
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Function: | Wear Resistant |
Material: | Alumina Ceramic |
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Name |
Long(L)mm | Outside diameter(R)mm | Internal diameter(r)mm | Notes |
Alumina Ceramic Tube | ≤500 | 30-450 | 30-450 | Tolerance of each dimension±1% |
Specifications
Name: | 99% Alumina Ceramic Tube | ||||
Size: | As your request | ||||
Content of Al2O3: | ≥ 99% | ||||
Density: | 3.9g/cm3 - 3.95g/cm3 | ||||
Max. Length | 2000mm | ||||
Usage temperature: | ≤1800ºC | ||||
Color | Ivory | ||||
Chemical component | |||||
Al2O3 | R2O | Fe2O3 | SiO2 | ||
≥99% | ≤0.2% | ≤0.1% | ≤0.2% | ||
Technical parameters | |||||
Volume density: | ≥3.80 g/cm3 | ||||
Apparent porosity: | <1% | ||||
Bending resistance: | >350 Mpa | ||||
Compressive strength: | >12000 Mpa | ||||
Dielectric conatant ε (1MHz): | 2 | ||||
Maximum usage temperature: | 1800C | ||||
Usage 1) Thermocouple protections; 2) Heat treatment furnace and toughened furnace; 3) Inner liner tube and heating tube in electric furnace; 4) Some are used in furnaces. |