Product Details
2 Inch LED Sapphire Substrate For High-End Lighting
Product Description
Sapphire is the main substrate material for LED lighting chips. Due
to its obvious comprehensive advantages in cost and performance, it
accounts for up to 90% of all types of substrates for LED lighting.
Technical Specification
Item | 4" | Unit |
Dimension | Diameter: | 100 ± 0.15 | mm |
Thickness: | 650 ± 20 | um |
Primary Flat: | 30+1.0 | mm |
Orientation | Surface-cut: | C plane : Tilt 0.2°±0.1° in M axis / | ~ |
Primary Flat: | A plane : 0° ± 0.15° | ~ |
Flatness | Bow: | 0 ~ (-10) | um |
Warp: | ≤ 20 | um |
Total Thickness Variation (TTV): | ≤ 10 | um |
LTV | ≤2.5 | um |
Front side Roughness | ≤0.2 | nm |
Back side Roughness | 0.8-1.2 | um |
Cleanliness | No particles and fingerprints | ~ |
4. Material Quality | High-purity mono-crystal Al2O3 | ~ |
Application
1. Lighting category: high-end lighting, smart street lights,
various backlight sources, plant lighting, medical applications,
etc.
2. Consumer display electronics window: mobile phone screen,
backlight Mini-LED technology, camera lens, etc.
3. Military applications: missile nose fairings, airborne radar
photoelectric equipment windows, high-performance laser weapons,
bulletproof glass, etc.
4. Special windows: large telescopes, periscopes, scientific
research and investigation equipment, etc.
Company Profile
Chongqing Silian Optoelectronics Science & Technology Co., Ltd
was founded by China Silian Instrument Group Co., Ltd for the
development of LED industry. After the acquisition of Honeywell
Sapphire business, the company has become China’s first enterprise
with the world’s top-quality large-sized sapphire production and
R&D capabilities. The company has the world’s leading
high-power sapphire substrates technology. Taking the excellent
oppotunity, the company has developed LED packaging, LED lighting
applications and other industries in succession to project
extension in LED industrial chain. Based on the core-technology of
sapphire substrates, we have created an area of 1000 mu
(approximately 66.7 hectares) to develop LED industrial china from
basic materials to high end products and become the most completed
and largest semiconductor energy-efficient in dustrial base in
Western China.
Maintaining the enterprise spirit of “People oriented, Natural
Selection, Inheriting innovation and Pursuit of Excellence” and the
customer tenet of “Silian is guided through customers and stands
with customers”, we are committed to provide customers with
high-quality sapphire chip substrates, optical window materials,
LED packaging devices, and high efficiency LED lighting desplay
high end products and creating value for customers.
Silian the international large-sized sapphire substrates standards
lauching member.
Acquiring the completed production line from sapphire crystal
growth to substrate processing.
We have the qulity advantages of high purity, high consistency and
high repeatability.
Cooperating with world top level LED chip manufactures.