SHANGHAI FAMOUS TRADE CO.,LTD
| Delivery Time | 10-20DAYS |
| Packaging Details | PET Films |
| materials | 99.999％ Al2O3 |
| application | semicondutor wafer, led chip, optical glass window, electronic ceramics，bearing |
| advantagement | high hardness9.0，wear resistance, |
| VisVisible light transmittanceVisible light transmittance | 85％ |
| color | red and white |
| type | single crystal |
| use | Culture of bacterial tablets in ultra-low temperature laboratory |
| Brand Name | zmkj |
| Model Number | dia12x2.5mmt |
| Place of Origin | china |
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Product Specification
| Delivery Time | 10-20DAYS | Packaging Details | PET Films |
| materials | 99.999％ Al2O3 | application | semicondutor wafer, led chip, optical glass window, electronic ceramics，bearing |
| advantagement | high hardness9.0，wear resistance, | VisVisible light transmittanceVisible light transmittance | 85％ |
| color | red and white | type | single crystal |
| use | Culture of bacterial tablets in ultra-low temperature laboratory | Brand Name | zmkj |
| Model Number | dia12x2.5mmt | Place of Origin | china |
| High Light | sapphire bearings ，sapphire windows | ||
sapphire parts ,sapphire glass plate for bearing ,optical glass lens
by sapphire ,0.1mm thickness sapphire wafer ,optical glass ingots
by sapphire ,sapphire optical rods,Sapphire small lens,sapphire bearing
1. What's Sapphire? What advantage sapphire have?
Sapphire is a hard crystal,it widely been used for watch and mobilephone, Beauty equipment ,
lasers,LED, and so on.
Material Sapphire(Al2O3)
Density(20°C) Kg/m3 3.98×103
Crystal Structure
hexagonal Crystal lattice constant
a=4.785Å c=12.991 Å
Mohs hardness 9
Melting Point 2045°C
Boiling Point 3000°C
Coefficient of Thermal
Expansion α=5.8×10 -6 /K
Specific heat 0.418W.s/g/k
Thermal conduction 25.12W/m/k(@100°C)
Refractive Index (nd) no=1.768 ne=1.76 dn/dt
13×10-6/K(@633nm)
Tranmission T≈80%(0.3~5um)
Permittivity 11.5(//c), 9.3(⊥c)
Application
2. sapphire sample size:dia12x2.5mmt lapped/lapped
3. What shape and size canwe provide?
Specification for sapphire lens
| 1. | Material | Sapphire etc |
| 2. | Dimension | shape0.5-300mm x thickness 0.1~200mm |
| 3. | Dimension Tolerance | ±0.01~0.1mm |
| 4. | Angle Tolerance | 3'~5' |
| 5. | Surface Quality | 80/50,60/40,40/20,20/10, |
| 6. | Flatness | Lambda /4 to 2 Lambda |
| 7. | Bevel | 0.25 mm at 45 degrees |
| 8. | Coating | AR coating or custom |
Company Details
Business Type:
Manufacturer,Agent,Importer,Exporter,Trading Company
Year Established:
2013
Total Annual:
1000000-1500000
Ecer Certification：
Verified Supplier
SHANGHAI FAMOUS TRADE CO.,LTD. locates in the city of Shanghai, Which is the best city of China, and our factory is founded in Wuxi city in 2014. We specialize in processing a varity of materials into wafers, substrates and custiomized optical glass parts.components wi... SHANGHAI FAMOUS TRADE CO.,LTD. locates in the city of Shanghai, Which is the best city of China, and our factory is founded in Wuxi city in 2014. We specialize in processing a varity of materials into wafers, substrates and custiomized optical glass parts.components wi...
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