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Heat resistant ceramic sheet/alumina plate/board with high purity
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Meorient Import & Export Co.LTD
China - Hangzhou
Trading Company
Trade Capacity
Export Percentage
Nearest Port
Hangzhou,Shanghai
Accepted Delivery Terms
Employees
5-10人
Accepted Payment Currency
USD,CNY
Average Lead Time
45 Day(s)
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Product Specifications
--Product Description
Heat resistant ceramic sheet/alumina plate/board with high purity
Product Description
Features:
1) A variety of specifications available.
2) Satisfy various technical request
3) Lower medium spoilage
4) Good insulation performance and high temperature resistance
5) Stiffness texture
6) High strength
7) OEM, ODM and OBM are welcomed
Alumina ceramic is kind of structural ceramics, with insulation resistance, voltage resistance, high strength, good thermal conductivity, dielectric loss, stable electrical performance characteristics. Used in electronic ceramic substrates, ceramic electrical insulation, vacuum devices, devices porcelain, spark plugs and other products. We can make the part by hot injection pressing, dry pressing, isostatic pressing and extrusion productive technology etc
| Performance | |||||
| Item | Unit | 95 Al2O3 | 96 Al2O3 | 99 Al2O3 | |
| Physical Characteristics | Bulk density | g/cm3 | 3.6 | 3.6 | 3.9 |
| Water absorption | % | 0 | 0 | 0 | |
| Mechanical Characteristics | Flexural strength | Mpa | 320 | 340 | 360 |
| Hardness Vickers | Gpa | 12.2 | 13.5 | 15.6 | |
| Elastic modulus | Gpa | 280 | 320 | 370 | |
| Poisson’s ratio | - | 0.22 | 0.23 | 0.23 | |
| Thermal Characteristics | Linear expansion coefficient | (200C-5000C) 10-6/0C | 7.1 | 7.2 | 8 |
| Thermal conductivity | w/(m.k) | 16 | 24 | 32 | |
| Specific Heat | *10-3J/(kg*K) | 0.78 | 0.78 | 0.9 | |
| Electrical Characteristics | Dielectric constant (1MHZ) | - | 9 | 9.4 | 9.9 |
| Dielectric loss angle | *10-4 | 15 | 5 | 1 | |
| Dielectric strength | *106V/m | 12 | 15 | 15 | |
| Processing technology | |||||
| Process range (mm) | |||||
| Outside Diameter | 1---300 | ||||
| Inside Diameter | 0.5---300 | ||||
| Length | 0.5---600 | ||||
| Accuracy of working (mm) | |||||
| Perpendicularity | 0.001 | ||||
| Concentricity | 0.001 | ||||
| Roundness | 0.0005 | ||||
| Straightness | 0.005 | ||||
| Parallelism | 0.01 | ||||
| Planeness | 0.005 | ||||
| Roughness | 0.005 | ||||
| Fit clearance | 0.005 | ||||
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