Brand Name : Unbranded
Model Number : SL-333
Certification : REACH/RoHs/ISO9001
Place of Origin : China
MOQ : 200
Price : Negotiable
Payment Terms : L/C, T/T, Western Union, MoneyGram
Supply Ability : 150000/per month
Delivery Time : 20days
Packaging Details : Standard Export Carton
Product name : Flat round Sapphire Crystal Watch Glass
Keywords : Sapphire Crystal Lens Cover
MOQ : 200pcs
Coating : AR/AF customer request
Description : Waterproof/anti-scratch
Material : Sapphire
Application : Luxury watches
Surface : Polished
Sapphire Crystal Watch Glass Watch Replacement Polished Sapphire Crystal Lens Cover
Sapphire Crystal Watch Glass Description:
Sapphire is the general name for corundum stones of all colors except the red ruby. Its main ingredient is alumina (AI2O3). Sapphire glass is a synthetic sapphire,Gem-grade sapphires can be easily and cheaply produced in the laboratory and have the same chemical composition and physical properties as natural gems.
Synthetic sapphire is transparent single crystal 99.99% pure Al2O3 that exhibits a unique combination of physical, chemical,
Chemical composition | Al2O3 |
Density | 3.98g |
bending strength | 320-930Pa |
Vickrs hardness | 1800-2200 |
optical transmission | >90% |
melting point | 2050℃ |
Mohs hardness | 9(Next only to diamonds:10) |
Bevel | 0.1-0.5mm |
Coating | upon customer request |
Material | Sapphire |
Shape | Round, square, rectangle; flat, dome, curve, bridge ,pot Cover shape, etc. |
Size | Customized according to customers requirement |
Polished Coated Sapphire Crystal Glass Replacement For Luxury Watch Images |