JOPTEC LASER CO., LTD
Laser Components and Beyond
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| Product name: | Kovar to glass sealing metal package | |
| Finish: | Fully plating Au. (Fully plating or selective plating Au.) | |
| Plating coating: | The shell, the lead plating Ni:1-11.43um, plating Au:1.0-1.3um; the cover plate plated Ni:4-11.43um, plating Au: 0.6-2.0um. | |
| Product formation: | Material | Quantity |
| 1. Cover plate | 4J42(42alloy) | 1 |
| 2. Welding ring | HLA Cu28 | 1 |
| 3. Lead | 4J29(Kovar) | 2 |
| 4. Glass insulator | BH-A/K | 2 |
| 5. Frame | 4J29(Kovar) | 1 |
| 6. Bottom floor | 4J29(Kovar) | 1 |
| Insulation resistance: | 500V DC, resistance between linked leads and package is ≥1*109Ω | |
| Air tightness: | Leak rate is ≤ 1*10-3 Pa*cm3/s | |
| Product features: | 1.Flat metal package use shell meterials such as Kovar FeNi42 CRS Kovar+Wcu.The separate structure adopts base material such as Wcu,OFC,OFHC or CRS1010; | |
| 2.Customer can choose the height of shell. | ||
| 3.According to shape of cross-section we distinguish leads as rectangular section chemical corrosion lead and cyclinder lead which are choosen by customers. | ||
| 4.The method of sealing cap use reliable parallel sealing welding. | ||
| 5.Lead cross the sidewall and customers choose the shape and height of leads. | ||
| 6.The position of groud lead is decided by customer. | ||
| 7.Lid is designed to fit the dimension of shell. | ||
| 8.The performance of shell would be provided after electroplating.Customers also choose finish to be fully plating Au or selective plating Au. | ||
| 9.All index of parameter conform to GJB548 | ||