Type: | Watches For Parts | Material: | Sapphire |
---|---|---|---|
Size: | 1-200mm | MOQ: | 100pcs |
Shape: | Custom Shape | Surface Treatment: | Polished |
Service: | OEM ODM | Surface Quality: | 80/50,60/40,40/20 |
Usage: | Sapphire Glass For Watch | Coating: | AR,AF-Coating |
Hardness: | 9H | ||
High Light: | sapphire glass watch face,synthetic sapphire glass |
1-200mm Dia Sapphire Flat Watch Glass With Custom Shape 0.5-50 mm Thickness
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.
Product parameters
glasssurface technologypolishing ,chamfermiddle height random.contace me if you have other specific needsThese round sapphire
glass crystals come in a variety of thicknesses and diameters, are nearly unbreakable crystals making them highly prized by
watchmakers. These watch crystals can be glued into most watch cases or pressure fit into most plastic watch crystal gaskets. Each
sapphire watch crystal comes with a slightly polished bevel edge to give the watch crystal a nice finished look once it has been
installed. These generic sapphire glass crystals can be used to replace the watch crystals of almost every name brand watch
popular today, especially high-end watch crystals like those in Rolex watches, saving you both time and money.
Except for sapphire glass, if you need another watch part, please contact me.Welcome to long-term cooperation.
Product Description
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 |
Production Flow
Company Information
Our company has a complete ,standardized and scientific quality management system.Characteristic lead the future. Characteristic products and service is the foundation of our cooperation,and we look forward to create brilliant achievements together with you.
Inspection equipment
Inspection equipment
Interferometer Transmissivity detector
Quadratic element Orientometer
Flexural measurement