 |
|
 |
|
It has excellent/beautiful
brightness, malleability, fatigue strength,
anti-corrosion.
It has enough elasticity for C7351 and C7521. |
|
| |
 |
|
| Crystal vibrator
case, transistor cap, clock board, decoration
materials, tablewares, medical instruments,
construction materials, musical wind instruments
and so on. |
|
| |
|
|
|
)