Product Details
Sapphire Watch Cover/Watch Case
Description
The product shall be manufactured from high quality optical grade
Czochralski grown color sapphire crystals.
They are widely applied in luxury watches and the dimensions could
be customized.
Specification
Material | Aluminum Oxide (Al2O3) |
Length(mm) | 2.0~200.0 Tolerance 0.03~0.1 |
Width(mm) | 2.0~200.0 Tolerance 0.03~0.1 |
Thickness | 0.1~25.0 Tolerance ±0.03 |
Surface Roughness | ≤0.5nm |
Infrared ray Transmission | > 85%(@633nm) |
Product shape can be divided into: round, rectangular, step shape
and a variety of Machinable shape.
Product size range: diameter (maximum diagonal) 10-500MM, thickness
0.3-100mm.
We can also provide different colors of watch cases and watch dome
glasses. Welcome to contact us for any inquiry.
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.