99% Alumina Ceramic TUBE
1. Alumina ceramic
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.
2. Forming methods includes
Drying pressing
Isostatic pressing
Hot pressing casting
3. 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) Used in all electric products and electric heating products
7) OEM, ODM and OBM are welcomed
4. Technical Data
| Tech-data | Test conditions | Unit | 95% AL2O3 | 99.5% AL2O3 |
| Density | | g/cm3 | > 3.60 | 3.7 |
| Bending Strength | | N/m3 | 2.24 × 108 | > 2.74× 108 |
| Linear Expansibility | 20~1000C | a× 10¯ 6 | - | - |
| 20~5000C | a× 10¯ 6 | 6.2~7.5 | 6.2~7.5 |
| 20~8000C | a× 10¯ 6 | 6.5~8.0 | 6.5~8.0 |
| Specific Inductive Capacity | 1MHz | | 9~10 | 9~10.5 |
| 10GMHz | | 9~10 | - |
| Dielectric Loss | 1MHz | a× 10¯6 | ≤ 4 | ≤ 1.5 |
| Tangent | 10GMHz | a× 10¯6 | ≤ 10 | - |
| Volume Resistance | 1000C | Ω . cm | > 1013 | > 1014 |
| 3000C | Ω . cm | > 1016 | > 1012 |
| 5000C | Ω . cm | 108 | - |
| Breakdown Strength | | KV/mm | 15 | - |
| Thermal Conductivity | 200C | W/m. K | 25.2 | 29.2 |
5. Advantage
1. Low MOQ: It can meet your promotional business very well.
2. OEM Accepted : We can produce any your design as long as you provide us the drawing.
3. Good Service : We treat clients as friend.
4. Good Quality :We have strict quality control system .Good reputation in the foreigner market
5. Fast & Cheap Delivery: We have big discount from forwarder (Long Contract).
