氮化铝AlN陶瓷管壳

  • 品名: 氮化铝AlN陶瓷管壳
  • 来源: 国产自制
  • 周期: 4周以上
  • 定制: 接受定制

氮化铝AlN陶瓷管壳目前接受QFN形式开模定制,详情请咨询本公司。

HTCC Representative value

ALN

Al2O3

Multi layer

Multi layer

Material part number

Condition

unit

ALN(W)

ALN(B)

M92W

M92B

Color


-

gray

dark gray

white

brown

Bulk density


g/cm3

3.30

3.30

3.60

3.80

Surface rouhness Ra


µm

0.3

0.3

0.4

0.4

Mechanical spec.

Bending strength

3-point method

Mpa

350

350

350

350

Modulus of elasticity

-

Gpa

320

320

280

280

Vickers hardness

-

Gpa

10

10

-

-

Fracture toughness

IF method

Mpa·√m

3.0

3.0

-

-

Thermal spec.

Coeffcient of
thermal expansion

40-400°C

X10-6/k

4.6

4.6

7.0

7.3

40-800°C

X10-6/k

5.2

5.2

-

-

thermal conductivity

25°C

W/(m·k)

170

170

16

15

Specific heat

25°C

J/(kg·k)

720

720

800

800

Electrical spec.

Dielectric constant

1MHZ

-

8.8

8.8

9.0

9.9

Dielectric loss factor

1MHZ

X10-4

3

3

10

10

Volume resistivity

25°C

Ω·cm

>1014

>1014

>1014

>1014

Breakdown strength

-

kV/mm

>20

>20

>15

>15


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