Alumina Parts Ceramic Eyelets for Wire Guide
| Type | Alumina part/eyelets |
| Material | 95%/99.7% alumina ceramic |
| Forming method | Sintering |
| Customization: | Yes |
| Working surface | Polishing |
| Application | For wire/textile/yarn guiding. |
| Feature | High hardness, good wear/corrosion resistance |
| well thermal endurance, excellent polishability,etc. |
| Serve Life | Durable |
| Sample | Yes |
| Place of origin | China |
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| CERAMIC PROPERTIES: |
| * Outstanding hardness/ strength |
| * Well Surface Finish |
| * High Corrosion Resistance |
| * High fracture toughness |
| * Low coefficient of thermal expansion |
| * Low heat conductivity |
| |
| ZIRCONIA CERAMIC PERFORMANCE PARAMETER FOR REFERENCE: |
| Color: White/ Yellow |
| Density: 5.5-6.05 g/cm3 |
| Modulus of elasticity: 1400 Gpa |
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| ALUMINA CERAMIC PERFORMANCE PARAMETER FOR REFERENCE: |
| Color: Ivory/ pink, etc. |
| Density: 3.6-3.9 g/cm3 |
| Modulus of elasticity: 1200-2100 Gpa |
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Here We supply precision ceramics:
Ceramic guides,rollers,eyelets,pigtails,tubes,rods,nozzles, etc.
Material: Alumina ceramic, zirconia ceramic, etc.
To offer you the most suitable products, kindly advise the following info:
1, Your drawing?
2, Material?
3, Guiding what kind material of the wire?
4, Qty for each size?
5, Other requirements?(e.g.: polishing grade, hardness, etc.)
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Alumina Ceramic Eyelet Properties:
| Properties | Units | Alumina(Al2O3) |
| Porous | Mullite | Al2O3 92% | Al2O3 96% | Al2O3 99% | Al2O3 99.5% |
| Al2O3 |
| Mechanical | Density | g/cm3 | | 2.8 | 3.6 | 3.7 | 3.9 | 3.9 |
| Color | —— | —— | Tan | White | White | Ivory | Ivory |
| Water Absorption | % | | 0 | 0 | 0 | 0 | 0 |
| Vickers Hardness | Gpa | —— | 7.4 | 11 | 11.5 | 13 | 14 |
| Flexural Strength (20°C) | Mpa | 50~100 | 170 | 345 | 358 | 380 | 380 |
| Compressive Strength (20°C) | Mpa | 20~100 | 550 | 2200 | 2300 | 3000 | 3000 |
| Thermal | Thermal Conductivity (20°C) | W/m.K | 3.1 | 3.5 | 16.7 | 24.8 | 25~35 | 25~35 |
| Thermal Shock Resistance (20°C) | ΔT(C) | —— | 300 | 250 | 250 | 200 | 200 |
| Maximum Use Temperature | °C | 1900 | 1700 | 1500 | 1600 | 1700 | 1700 |
| Electrical | Volume Resistivity (25°C) | Ω.cm | —— | >1014 | >1014 | >1014 | >1014 | >1014 |
