Crystal Orientation C/M0.2 50mm Sapphire Substrate Wafer Thk 420um
Crystal Orientation C/M0.2 50mm Sapphire Substrate Wafer Thk 430μm
JDCD08-001-001 Diameter 50mm Sapphire substrate wafer , Thk 430μm, crystal orientation C/M0.2, OF length (mm) 16 LED chip,substrate material
Sapphire wafers are used in optoelectronics industry today and in precision mechanical parts and vacuum equipment. Besides the form as mentioned above, We have them in all standard orientations; we can also deliver custom direction upon request and precise specifications. Wafer size available for in the range of 2 to 6 inches for all standard types Also available, thin wafer down to 250μm for 2 inches, 300μm for 4 inches and 300μm for the 6-inch wafer is available in round and square shape; size ranges from 10 x 10 mm to 100 x 100 mm. We offer complete orientation options including C plane, A plane, R plane and M plane, with superior surface finish Ra < 5 A and high cleanliness.
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Parameters |
Specification | ||
| Unit | Target | Tolerance | |
| Material | High purity Al2O3(＞99.995%) | ||
| Diameter | mm | 50.8 | ±0.10 |
| Thickness | μm | 430 | ±15 |
| Surface Orientation | C-Plane(0001) | ||
| -Off Angle toward M-axis | degree | 0.20 | ±0.10 |
| -Off Angle toward A-axis | degree | 0.00 | ±0.10 |
| Flat Orientation | A-Plane(11-20) | ||
| -Flat Off-set Angle | degree | 0.0 | ±0.2 |
| Flat Lenght | mm | 16.0 | ±1 |
| R-plane | R9 | ||
| Front surface Roughness(Ra) | nm | ＜0.3 | |
| Back surface Roughness | μm | 0.8~1.2μm | |
| Front surface Quality | Mirror Polished,EPI-Ready | ||
| Wafer edge | R-type | ||
| Chamfer amplitude | μm | 80-160 | |
| Included angle radian between flat edge and round edge | mm | R=9 | |
| TTV | μm | ≤5 | |
| LTV(5x5mm) | μm | ≤1.5 | |
| Bow | μm | 0~-5 | |
| Warp | μm | ≤10 | |
| Laser mark | As customer required | ||
About Us
We specialize in processing a variety of materials into wafers, substrates and customized optical glass parts.components widely used in electronics, optics, opto electronics and many other fields. We also have been working closely with many domestic and oversea universities, research institutions and companies, provide customized products and services for their R&D projects. It's our vision to maintaining a good relationship of cooperation with our all customers by our good reputations.
FAQ
Q: Are you trading company or manufacturer ?
We are factory.
Q: How long is your delivery time?
Generally it is 3-5 days if the goods are in stock.
or it is 7-10 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
Payment <=5000USD, 100% in advance.
Paymen >=5000USD, 80% T/T in advance , balance before shippment.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.