0533-3580575
0533-3580575
Production Include ceramic washer, plungers, plate, rod, substrate, metalized, nozzle, DBC ceramic substrates. Boron Nitride, Boron Carbide(B4C). fuse holder, Cigar Lighter, socket and plug, plunger and valve, bolt and nut, mechanical, water seal, Spark Plugs, Lamp component, Ignition electrode, Ceramic Core, and so on.
Feature
Good wear resistant,
Corrosion resistant
Various sizes and shapes
high mechanical strength
excellent electrical insulation
high thermal conductivity
Remark: we can make the products according to customer's any drawings.
technical data:
|
项目item |
Al2O3 95% |
Al2O3 99% |
Al2O3 99.7% |
|
使用温度use temperature oC |
1600 |
1750 |
1850 |
|
体积密度 Bulk density g/cm3 |
3.65 |
3.86 |
3.96 |
|
吸水率 Water absorption % |
0 |
0 |
0 |
|
硬度 Rohs hardness |
≥85 |
≥90 |
≥90 |
|
抗弯曲度 Flexural strength Mpa |
≥350 |
≥500 |
≥550 |
|
抗压强度 Compressive Strength MPa |
≥2050 |
≥2600 |
≥2600 |
|
断裂韧性 Fracture Toughness MPa m1/2 |
4-5 |
5.6 |
6 |
|
弹性模量 Elasticity Gpa |
300 |
330 |
350 |
|
热传导率 Thermal conductivity w/m.k |
22 |
24 |
32 |
|
介电常数 Dielectric constant 1MHZ |
8 |
9 |
9.4 |
|
介电损耗 Dielectric 10-4 |
14 |
5 |
1 |
|
介电强度 Dielectric strength 106vm |
12 |
15 |
15 |
|
击穿强度 Dielectric Strength Ac-kv/mm |
8.5 |
8.7 |
8.7 |
|
体积电阻率 Volume Resistivity Ohms-cm |
>1013 |
>1014 |
>1014 |
Yuko Industrial Ceramic Co., Ltd.