There are 2", 4" and 6" sapphire crystal rods with different crystal directions and different processing precision in batches.
Specification
Orientation | (C-A) ±0.1° / (C-M) ±0.1° |
Diameter | 2inch,4inch,6inch±0.5mm |
Primary flat length | 16.0 ±0.5mm, 30.0 ±0.5mm and 47.5 ±0.5mm |
Length | 40mm to 180mm |
Exclusion area | <10% |
Circularity | <0.02mm |
Surface roughness | fine ground or as request |
Purity | 100.00% |
