4 inch Sapphire Substrate Wafer One of the main products of Lanjing Technology, through the continuous adjustment of production technology, the process technology is becoming more and more perfect; through the testing and certification of authoritative organizations and the feedback of customer use, the product quality can be compared with the products of similar international famous manufacturers. At present, many domestic chips and epitaxial wafersThe 2-inch LED substrate used by the manufacturer is mostly manufactured by Blue Crystal Technology. |  |  |
| Crystal Material | High Purity Al2O3（ 99.996%） | |||
| Specification item | Target | Tolerance | Unit | |
| 1.Surface Orientation | C-Plane(0001) | |||
| 2.Diameter | 100.05 | ± | 0.05 | mm |
| 3.Orientation Flat | A-Plane(11-20)±0.25 | degree | ||
| 4.Flat Length | 30 | ± | 1 | mm |
※The above pictures and datas are for Crystaland Co.,Ltd .products took pictures and the measured datas, only for reference;If you need new products informations can be contacted with Crystaland Co.,Ltd .
