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Product Description
 | AL2O3 plate Alumina ceramic is the most mature of the engineering ceramics, offering excellent electrical insulation properties together with high hardness and good wear resistance |
Advantages of alumina plate 1). Excellent insulation, security, long working life. 2). High temperature resistance 3). Resistance to electric breakdown 4). Stand wear and tear 5). High strength |  |
 | Features of high alumina sheet 1. High density 2. High hardness 3. Low thermal conductivity 4. High pressure 5. Resistance to molten metals |
Main use of alumina ceramic plate It is specifically used for high temperature and high pressure insulation parts, circuit substrates, high temperature devices, mechanical wear-resistant parts, sealing rings, plungers, etc. |  |
Alumina Material Data
Alumina Purity | 92% | 95% | 96% | 99% | 99.6% |
Color | White | White | White | Ivory White | White |
Volume density | 3.45g/cm3 | 3.5g/cm3 | 3.7g/cm3 | 3.75g/cm3 | 3.9g/cm3 |
Water Absorption | 0 | 0 | 0 | 0 | 0 |
Flexural Strength | 300Mpa | 300Mpa | 320Mpa | 330Mpa | 330Mpa |
Vickers hardness | 1300 | 1400 | 1400 | 1800 | 1800 |
Dielectric Constant | 10(at 1MHZ 25℃) | 10(at 1MHZ 25℃) | 10(at 1MHZ 25℃) | 10(at 1MHZ 25℃) | 10(at 1MHZ 25℃) |
Modulus of elasticity | 350Gpa | 350Gpa | 350Gpa | 370Gpa | 370Gpa |
thermal conductivity (30℃) | 18W/（m.K） | 24W/（m.K） | 24W/（m.K） | 25W/（m.K） | 28W/（m.K） |
Volume resistivity | 10^14Ω•cm | 10^ 14Ω•cm | 10^14Ω•cm | 10^14Ω•cm | 10^ 15Ω•cm |
Dielectric strength | 20KV/mm | 20KV/mm | 20KV/mm | 20KV/mm | 30KV/mm |
Company Profile
Packaging & Shipping
Packing Details | We will packing by professional export packing,safety against breakage, finally into the wooden cases/ carton/pallet or customized package. We have ERP authentication. |
Delivery Details | We can deliver by SEA,air,rail transportation,the China-Europe Railway Express etc. TNT, DHL,UPS, FEDEX, EMS，S.F EXPRESS etc. |
| 1. Sample service | 2. Optimal price | 3. Customized logo |
| 4. Fast feedback | 5. Customized size | 6. Safety package |
| 7. ISO9001 | 8. Aftersale service | 9. Low procurement risk |
