SHANGHAI FAMOUS TRADE CO.,LTD
SHANGHAI FAMOUS TRADE CO.,LTD For The Good Reputation,By The Best Quality ,With The Fastest Efficiency.
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sapphire wafer ,for led substrates , sapphie optical windows, Al2O3 crystal glass lens by double side polished.
Sapphire character
1. high temperature resistant, Sapphire Round / Rectangular Optical Window can
work under 1200°C continuously,and in short time can even work under 1450°C,
its softening temperature is 1650°C,and the melting temperature is 1750-1800°C.
2. Corrosion resistant, Except hydrofluoric acid, Quartz Plate Of Optical Grade do
not react with any acid and base except hydrofluoric acid.the stability is
30 tims of the ceramic,and 150 times of stainless steel .
3. Excellent thermal shock stability
4. High transmission to 85%
5. Electric insulation ,it is 10000 times of usual glass
2 General describetion:
Grade: sapphire optical glass no bubble ,color,
Size: Diameter 15x20x1.0mmt(for sample in picture)
surface:double side polished
SD: 40/20
Ra:＜0.5nm
Orientation: C,R,A,M±1°,
Tolerace:±0.02mm
Flatness: 1λ ,1/2 λ,
We also can supply professional customized service in time and provide cooperation and support
of new product development and technology appliance.
Our QC standard
FAQ:
Q1. Is your company a factory or trade company?
We had a factory and we also can do export ourself.We are the Sapphire Window manufactuer.
Q2.Is you company only work with sapphire business?
NO,at present our company work with sapphire business and other semiconductor wafer and other
optical glass lens. but We process sapphire components and Ruby components at present as Center of gravity.
Q3. Could you supply sample?
Yes,we can supply sapphire sample according to customer's requirement.
Q4. Do you have any stock of sapphire window?
We process sapphire window according to customer requirement.So we have few
sapphire window in stock.
Q5.Where is your company located?
Our company located in shanghai ,China but our factory is in Wuxi CITY.
Q6. How long will take to get the products?
Generally it will take 1~4 weeks to process.It is depend on the quantity and the size of the sapphire products.