Precision reference surfaces on quartz crystal blanks for orientation and alignment in electronic devices.
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Width | 0.5-2.0 mm (standardized per blank size) | |
| Length | Typically 50-80% of blank edge length | |
| Flatness | ≤0.5 μm over 10 mm | |
| Edge Chamfer | 0.05-0.15 mm at 45° | |
| Angular Accuracy | ±0.1° relative to crystallographic axis | |
| Surface Roughness | Ra ≤ 0.1 μm |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
This component is used in the following industrial products
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Manufacturer profiles associated with Orientation Flats.
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Orientation flats provide a consistent mechanical reference for mounting and aligning crystals in electronic circuits, ensuring proper polarization, minimizing frequency deviations, and enabling automated assembly processes.
Using precision diamond grinding wheels with CNC-controlled positioning, followed by polishing and laser marking, with crystallographic orientation verified through X-ray diffraction before and after processing.
Yes, improper flat orientation or surface quality can cause stress-induced frequency shifts, thermal hysteresis, and reduced Q-factor, making precision manufacturing critical for high-stability applications.
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