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High Performance Sapphire Watch Case With CZ Method Grown Sapphire

Product Details

Place of Origin: Chongqing, China

Payment & Shipping Terms

Minimum Order Quantity: 5pcs

Price: 1500-4500

Packaging Details: Carton

Delivery Time: 5-8 weeks

Payment Terms: T/T

Supply Ability: 200sets per month

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Specifications
Highlight:

High Performance Sapphire Watch Case

,

CZ Method Grown Sapphire Watch Case

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Sapphire 6497ETA Watch Case

Material:
Sapphire Crystal
Size:
Customized Size
Color:
Optional
Growing Method:
CZ Sapphire
Packing:
Carton
Deliery Port:
Chongqing
Use:
For Watch
Drawing:
Need 3D
Movement:
6497ETA
Whole Set:
Top Glass And Case
Material:
Sapphire Crystal
Size:
Customized Size
Color:
Optional
Growing Method:
CZ Sapphire
Packing:
Carton
Deliery Port:
Chongqing
Use:
For Watch
Drawing:
Need 3D
Movement:
6497ETA
Whole Set:
Top Glass And Case
Description
High Performance Sapphire Watch Case With CZ Method Grown Sapphire

High-Performance Sapphire Watch Case With CZ Method Grown Sapphire

 

 

Property Specifications
Thickness 0.5-200mm
Size Tolerance ±0.01
Edge Finish Ground and beveled
Surface Quality 40-20 scratch-dig
Surface Flatness λ/4@633nm
Parallelism ≤3 arc min(≤0.9mrad)
Clear Aperture >80% of central diameter
Hardness(Knoop) 1370 kg/mm2
Young's modulus 3.4*1011N/m2
Thermal Limit 22W/m/K
Thermal expansion coefficient 8.4*10-6/K
 

 

High Performance Sapphire Watch Case With CZ Method Grown Sapphire 0

 

FATURES

 

1. High mechanical strength: the permeable infrared window material should have sufficient strength to withstand the high-speed movement of the speed pressure load;


2. Good thermal stability: the permeable infrared window material should be able to withstand the temperature shock caused by pneumatic heating and height changes, transmission ratio and refractive index should not change significantly with the change of temperature;


3. Good chemical stability: through infrared window material exposed to air, should be able to prevent the atmospheric salt solution or corrosion gas corrosion, and not easy to moisture;


4. High optical transmission rate, must be able to effectively transmit ultraviolet to medium infrared radiation;


5. Good optical characteristics, small optical scattering and good uniformity of refractive index;
Meets large window requirements.

 

 

 

Why US?

 

1. We’re the rare source manufacturer of color sapphire boule, and the most professional factory of sapphire processing, especially the special watch case.

2. We have our own sapphire grown equipent with CZ and KY method.

3. Professional customized production according to the drawing provided by clients.

4. Precision work of sapphire processing and polishing.

5. Experienced technicians and skilled workers.

 

FQA

1. Are you a trading company or factory?

We are a professional factory of sapphire products, also a trading company .

 

2. Can you do customized products?

Yes, we specialized in customized production or OEM work.

CAD,3D drawing are needed.

 

3. Could you provide samples?

Yes, we could provide samples with a charge, but if you place the order with a quality above 100pcs, the sample charge will be refunded.

 

4. What’s the delivery time?

It depends on the type of products and the quality.

For watch case, the regular time is around 5-8 weeks for 200pcs according to the difficulty of the processing.

 

5. How about the payment?

T/T payment is prefered.

 

6. How about the delivery?

Mostly by air, like DHL, Fedex.

 

 

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