全国统一电话
全国统一电话
| Diameter | 2" | 3" | 4" | 5" | 6" |
| Orientation | X-Cut, Y-Cut, Z-Cut, ST-Cut, AT-Cut or others | ||||
| Thickness (um) | 280 | 380 | 500 | 625 | 675 |
| Material | Crystal Quartz | ||||
| Grade/Brand | Optical, SAW | ||||
| Surface Finished | DSP/SSP | ||||
| TTV (um) | <8 | <10 | <10 | <10 | <15 |
| Bow/Warp (um) | <30 | <30 | <40 | <40 | <60 |
| Top Side Ra (nm) | <1 | ||||
| S/D (um) | 40/20 | ||||
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