Categories | Flat Watch Glass |
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Brand Name: | tianzhili |
Place of Origin: | Guangdong, China (Mainland) |
Price: | Calculate prices by size and technology |
Packaging Details: | Conventional packaging plastic packaging box foam cotton carton |
Product name: | Sapphire glass |
Material: | Artificial sapphire |
use: | Watch lens |
hardness: | H9/HV1800-2200 |
Coating: | Anti-Reflective (AR) Coatings |
Color: | Clear Transparent |
shape: | Circular plane |
polishing: | Double side polishing |
High Precision Laser Cut Flat Watch Glass H9/HV1800-2200 Hardness
Product Description:
Feature
+ can be customized as design size,shape,bevel
chamfer,tolerance,artwork;
+ have normal size in stock;
+ Widely uesd for watch glass,optical window,lens,militry etc;
+ The material is synthetic sapphire(hardness 9H) ;
+ Surface quality:80/50,60/40,40/20;
+ Coating:Yea,all kind of coating,blue ar coating,clear ar caoting,two layer ar coating,blue ar coating+clear ar caoting
Product | Flat sapphire glass |
Custom | Squares and round , All size and thickness |
Material | Sapphire glass, ultra clear glass, Swiss glass, tempered glass,
coated glass |
Coating | Blue coating AR coating , AF coating , AG coating |
Thickness | 1.0mm 1.2mm 1.5mm 2.0mm 2.5mm 3.0mm, Customized |
Size | Diameter:20mm-50mm, Customized |
MOQ | 100 PCS |
Coating
Color: Blue, Purple, Transparent, Neutral, Gray-Blue, Smoke, Tea
Layers: 3~10 layers
Single side OR both side
Hard coating
Electroplating / Metallization
Color: Black, Golden, Pink Golden, Blue...
These 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.
Please try to offer more details as below when you place an order:
1. Buyer offers an original sample or related mounting parts and
special request for attention or change.
2. If you are unable to provide samples, please provide drawings or
try to provide more details.
We can provide flat/single domed/double domed and other shape watch
glass,Welcome to email us.
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 |
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