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[China]
Trade Verify
Address: Building 11, Lane 1333, Jiangnan Avenue, Changxing Town, Chongming District, Shanghai
Contact name:Xiwen Bai (Ciel)
Shanghai GaNova Electronic Information Co., Ltd. |
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Verified Suppliers
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Diameter 50mm Sapphire Substrate Wafer Mirror Polished EPI-Ready
JDCD08-001-001 Diameter 50mm Sapphire substrate wafer , Thk 430μm, crystal orientation C/M0.2, OF length (mm) 16 LED chip,substrate material
Sapphire substrates are never ordered one by one. Instead, orders for this item are always placed in bulk as they are used in large industries such as that of semiconductors. In certain cases, manufacturers of substrates require companies to place a minimum order. Before placing an order, remember to check for the same, as it may vary from one company to another.
Parameters | Specification | ||
| Unit | Target | Tolerance | |
| Material | High purity Al2O3(＞99.995%) | ||
| Diameter | mm | 50.8 | ±0.10 |
| Thickness | μm | 430 | ±10 |
| Surface Orientation | A-Plane(11-20) | ||
| -Off Angle toward M-axis | degree | 0.00 | ±0.10 |
| -Off Angle toward A-axis | degree | 0.00 | ±0.10 |
| Flat Orientation | C-Plane(0001) | ||
| -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 | 0.9~1.2μm | |
| 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.
