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Jiangxi Sanxin Hi-Tech Ceramics Co., Ltd.
Alumina Substrate
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Introduction of Alumina Substrate

Our Alumina ceramic substrates have various excellent properties, such as high thermal conductivity, high density, high mechanical properties, acid resistant and so on. Their applications can be found in thick film hybrid integrated circuits, LED ceramic heat sink substrate, semiconductor packaging, power modules, chip resistors etc. 

Specifications of Alumina Substrate

Alumina Substrate Specifications

Property

Value

Model

LDA020

Size

(inch x inch)

2x2

4.5x4.5

6x6

5.5x7.5

(mm x mm)

50.8x50.8

114.3x114.3

152.4x152.4

139.7x190.5

Substrate thickness (mm)

0.385

0.635

1.0

1.2

Color

White

Density (g/cm3)

>3.6

Thermal conductivity (25℃, W/(m.k))

20~25

Volume resistivity(Ω.cm)

>1015

Permittivity (1MHz)

9~10

Dielectric Loss

<0.3

Coefficient of thermal expansion ( / ℃, 20-300℃)

8×10-6

Flexural strength (MPa)

>300

Note: special order can be customized.

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