China Sapphire Crystal Watch Glass manufacturer
Shenzhen Jadezone Sapphire Optical Co., Ltd.
QUALITY SAPPHIRE CRYSTAL WE MADE
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Flat Round Sapphire Crystal Watch Glass Wristwatch Parts With Facet

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Shenzhen Jadezone Sapphire Optical Co., Ltd.

Country/Region:china

Tel:852--69488030

Contact Person:
Miss.Cao
View Contact Details

Flat Round Sapphire Crystal Watch Glass Wristwatch Parts With Facet

Brand Name Unbranded
Model Number Crystals
Certification REACH/RoHs/ISO9001
Place of Origin China
Minimum Order Quantity 200
Price 4-10 USD/pcs
Payment Terms L/C, T/T, Western Union, MoneyGram
Delivery Time 30-35days
Packaging Details Standard Export Carton
Compressive Strength 300,000 PSI
Name Watch Glass with Facet
Material Sapphire
Application for watches
Bending strength: 320-930Pa
Shape Round
Product name Wrist Watch Magnifier
Description Waterproof
Detailed Product Description

Flat Round Sapphire Crystal Watch Glass Wristwatch Parts with Facet

 

sapphire crystal Watch Glass with Facet description:

 

 Thinner and Stronger than Standard Glass Windows,Transmits Wavelengths Ranging From UV to Mid-Infrared, Features Extreme Surface Hardness and Chemical Resistance. Sapphire also have a good light transmittance ability,it can transmitt the light from 190nm~2100nm. from DUV~IR. Sapphire Crystal Watch Glass can be customized by our customer, Sapphire Crystal Watch Glass is very popular among wristwatches, because of its many features, Most sapphire glass found in wristwatches is actually synthetic (man-made) sapphire, rather than the naturally occurring material you may be familiar with.
 
Sapphire Crystals are manufactured from single crystal sapphire, making them ideal for demanding applications (such as laser systems) because of their extreme surface hardness, high thermal conductivity, high dielectric constant and resistance to common chemical acids and alkalis.
 

 

 
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
Maximum Temperature (Continuous):   2000℃
Coefficient Of Expansion-Perpendicular to C-axis:   4.3x10-6/℃
Coefficient Of Expansion-Parallel to C-axis:   5.4x10-6/℃
Conductivity:   46w/mk
Specific Heat (0~100℃):   0.16cal/g℃
 
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
Product Tags: REACH Sapphire Crystal Watch Glass   Sapphire Crystal Watch Glass 320Pa   Crystal Sapphire Watch Glass With Facet  
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