| Electrical Properties |
| Properties |
FUSED QUARTZ |
FUSED SILICA |
Electric
Fused |
Flame
Fused |
Standard |
Semi Dry |
Dry |
Very Dry |
Dielectric Constant
25 oC @ 24 Ghz |
3.8
|
3.82
|
3.8
|
3.8
|
3.8
|
3.8
|
Dielectric Constant
500 oC @ 60 Ghz |
3.8
|
3.72
|
3.72
|
3.72
|
3.72
|
3.72
|
Dielectric Strength
@25oC, kV/cm |
34
|
32
|
34
|
36
|
39
|
40
|
Dielectric Strength
@500oC, kV/cm |
16
|
15
|
16
|
16
|
16
|
17
|
Loss Tangent
25 oC @ 24 Ghz |
1 x 10-4
|
3 x 10-4
|
3 x 10-4
|
3 x 10-4
|
3 x 10-4
|
3 x 10-4
|
Loss Tangent
25 oC @ 60 Ghz |
1 x 10-4
|
7 x 10-4
|
7 x 10-4
|
7 x 10-4
|
7 x 10-4
|
7 x 10-4
|