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Lamp Component

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.

Product introduction

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