huge polished Rectangle shape Sapphire Window corrosion resistance sapphire glass,
Al2O3 single crystal glass sapphire optical glass for protect window
sapphire optical windows
1. 2 Sapphire Introduce on advantagement
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 is30 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
1. Product Description
| Item | Aluminum oxide (Al2O3) crystal substrate |
| Crystal structure | six square a =4.758 Å c= 12.992 Å |
| Crystal direction | (11-20 ) - a plane: 2.379 Å (1-102) - r plane: 1.740 Å (10-10) - m plane: 1.375 Å (0001) - c plane: 2.165 Å |
| Single crystal purity | > 99.99% |
| Melting point | 2040 oC |
2. our ablity for sapphire
Grade: sapphire optical no bubble ,chippng ,scrap,
Orientation:C or A, M, R±1°,
Size:~ max 600x400mm x 20mmThickness by customized
Surface:Double side polished SD:20/10,
Tolerance: >0.01mm
Flatness :>1/4 lambda
Ra:＜0.3nm
3. About process for sapphire lens
Sapphire Crystals body-->sapphire block/ingots in custiomzed axis---> (anneal->)check--> wire saw cut
--> repair shape-->rough lapped-->polished--> wash ＆ finished check
sapphire window detail:
Advantages of us company ZMKJ
1. 5 years experiences on sapphire glass manufacturing and exporting.
2. Top quality glass for exporting to more 80 countries in the world.
3. Provide the quality assurance for 1years
4. Have all equipment shoud have from crystal block to wafer polished process
5. Professional sales team, offering personalized and dedicated services for 24 hours.
4. FAQ:
Q1: Can I have samples to test?
A: Yes,we are pleased to supply samples to test and check quality,mixed sample order is available.
Q2: Do you have any MOQ limited? A: Our MOQ: 5pcs Q3: What’s the lead time?
A: Sample :2-3 days.Mass production: 10-30 days.
Q4:How do you ship the goods and how long does it take?
A: We usually ship goods by UPS,FEDEX,TNT by FOB. It usually takes 3-5 days to arrive.
Q5: Do you offer guarantee for your products?
A: After test them if not pass test,you can return the goods at any time, we will re-offer
you again and also bear shipping fee.
Q6: Do you accept OEM?
A: We have our own brand-metalaser. OEM is also acceptable
Product Tags:
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Rectangle Sapphire Optical Windows Corrosion Resistance Images
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