Shenzhen Jadezone Sapphire Optical Co., Ltd.
                                                                                                           
Verified Supplier
16 Years
Since 2010
Menu

Transparent Convex Double Cylinder Sapphire Crystal Watch Glass

Price Negotiable
Price: 2-5 USD/pcs
MOQ: 200
Delivery Time: 30days
Brand: Unbranded
Product Description

Transparent Double Cylinder Sapphire crystal Watch Glass for Branded Watches

 

 

Description of sapphire crystal:

 

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, electrical and optical 

 

b: Many material could be choiced , include IR material like Ge, Si, Znse, fluoride and so on
c: AR coating or as your request
d: Product shape : round , rectangle or custom shape

 

 
Production description:
 
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

 

 

Packing&Delivery:
 
About Packing : Stand export carton
About Delivery: DHL/UPS/TNT/EMS/FedEX ,you can choose whatever you like.
 
FAQ
Q: Do you provide samples ? is it free or extra ?
A: Yes, but it's a precision product that requires extra cost and freight.
Q: How can I customize my products?
A: Attach your drawings with details (Surface treatment, material, quantity and special requirements etc).
Q: How did you test the product before they are packed?
A: We have strict QC procedure, each product will be tested by three times even more with professional machine before packing.
Q: What if the products we received are not good?
A: Contact us without hesitation, our special after-sales service will take the responsibility.
Q: What's the material of your products ?
A: Sapphire

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Jadezone Sapphire Optical Co., Ltd.
Location 2/F,Building 38,Jiade industry park 888 tongyu Road,Pingshan District,Shenzehn China
Contact Person Cao

Request A Quote

Please check your email address.
Your message must be at least 20 characters.