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Covar Wire
Covar Wire which made by a vacuum alloy consisting of Fe-Ni-Co has very low thermal expansion. So it is mainly used for sealing Glass or Ceramic in electronic industry
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| ● Chemical Composition(Wt./%) |
|
Name |
C |
Si |
Mn |
P |
S |
Ni |
Cr |
Cu |
Co |
|
COVAR |
0.04 |
0.2 |
0.5 |
0.03 |
0.03 |
28.0~30.0 |
0.2 |
0.75 |
17.0~18.0 | |
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| ● Mechanical Properties and Packing Type |
| Dia(mm) |
Tolerance(mm) |
T/S(N/㎟) |
Elongation(%) |
Finish |
Packing Type |
| 0.45 |
± 0.002 |
650~800 |
Min. 14 |
Bright |
20kg/ Drum,
Spool | |
