 |
|
 |
| The extra thin ceramic housing |
| SIze: |
| 2“-3” |
|
| Technical |
Leak rate ：：≤1×10-9 Pam3/s
Flatness of copper surface：≤0.005mm
Parallelism between copper surfaces：≤0.03mm
Concentricity between flange and copper：≤0.5mm
Pull test：≥5KN/cm2
Temperature cycling：-65℃～200℃ 5circles
Plating thickness：2-7μ |
| Main material |
Ceramic：93.5%min AL2O3
Glaze：Color white ,T ≥14 0℃
Flange：TU1(OFHC·Cu)or Ni42Fe58 Alloy
Copper contact：TU1(OFHC·Cu)
Solder：Ag72Cu28 Alloy
Gate tube：TU1(OFHC·Cu)or Ni42Fe58 Alloy |
 |
| Type |
a
O.D.Flange |
b
O.D.Ceramic |
c
I.D.ceramic |
d
O.D.Contact |
h
Total.Height |
| ZT50a-1 |
59 |
55 |
48 |
44 |
8 |
| Zt50a-2 |
60 |
56 |
51.5 |
44.4 |
8 |
| ZT50a-3 |
61 |
57.5 |
50.25 |
44.4 |
8 |
| Zt50a-4 |
62 |
58 |
51 |
44.4 |
8 |
| Zt65a |
74 |
70 |
64 |
57 |
8 |
| Zt80a |
108.8 |
90 |
80 |
73 |
10 |
|
|
|
 |
