| Place of Origin: | Guangdong, China (Mainland) |
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| Brand Name: | Tianzhili |
| Price: | US $4.50 |
| Type: | Watches For Parts, Watch Parts | Material: | Sapphire |
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| Color: | Custom Color | Size: | 1-200mm |
| MOQ: | 100pcs | Feature: | 9H Hardness |
| Surface Treatment: | Electroplating | Shape: | Custom Shape |
| Service: | Cutomized | Application: | Sapphire Watch |
| High Light: | synthetic sapphire glass,scratch resistant watch crystal |
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9H Hardness Cutomized Flat Watch Glass With Electroplating Surface Treatment
About Custom
Flat, double, single, pot shape, calendar crystal, single bridge, double bridge and so on all the shape are supported custom-made,
our company specializes in producing and processing all kinds of watches and jewelry glass. Round flat 0.8.1, 1.2, 1.5, 2, 2.5,3.0...,
double, pot shape basically are in stock, if you need. Please order,
you can contact customer service.
Synthetic Sapphire Window Technique Index :
| Property | Specification |
| Thickness | 0.5-50mm |
| Size tolerance | 0.02mm |
| Edge Finish | Ground and beveled |
| Surface Quality | 40-20 scratch-dig |
| Surface Flatness | λ/4 @ 633 nm |
| Parallelism | ≤3 arc min (≤0.9 mrad) |
| Clear Aperture | >80% of central diameter |
| Hardness (Knoop) | 1370 kg mm-2 |
| Young's modulus | 3.4 x 1011 N m-2 |
| Thermal Limit | 22 W m-1 K-1 |
| Thermal expansion coefficient | 8.4 x 10-6 K-1 |
Sapphire Watch Glass Show:
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