высокой чистоты 99% глинозема Al2O3 промышленная керамическая пробка

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/°C

-

-

20~5000C

a*10^-6/°C

6.2~7.5

6.2~7.5

20~8000C

a*10^-6/°C

6.5~8.0

6.5~8.0

Specific Inductive Capacity

1MH2

9~10

9~10.5

10GMH2

9~10

-

Dielectric Loss

1MH2

a*10^-6/°C

≤4

≤1.5

Tangent

10GMH2

a*10^-6/°C

≤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

4*6.5*0.7*700

10*6*1250

15 X 11 X 1000MM

4*6.5*0.7*750

10*7*400

15 X 11 X 500MM

5X 0,7 X 1000MM (4 FUROS)

10*7*500MM

15 X 11 X 700MM

5*0.7*700MM(4 FUROS)

10*7*600

15*10*1100

6 X 4 X 700MM

10*7*650

15*10*1000

7*5*1000

10 *7 *700

17*13*1125

8*5*650

10*7*1030

18*12*1100

8*5*800mm

12*8*1000

20*10*1200

10*6*800

12*8*800

20*10*1200

10*6*1000

13*9*1000

…………..