JCB Superhard Materials Co., Ltd. offers CVD seeds for both jewelry and industrial applications. These seeds are available in square and various rectangular shapes or custom sizes, with thickness adjustable according to customer requirements. JCB CVD seeds are characterized by clean interiors, intact edges and corners, and uniform color for the same size.
Our company provides CVD seeds for jewelry and industrial use, available in square and various rectangular shapes or custom sizes, with thickness adjustable according to customer requirements.
Our quality:
1. The crystal seed is clean inside;
2, crystal seed four sides and four corners are not damaged;
3, the same size color unity;
4, accept special custom size;
5. Positive tolerance of length, width and height 0.2mm.
Seed size | |
Size(mm) | Crystal orientation |
7x7x0.3 | 110、100 |
8x8x0.3 | 110、100 |
9x9x0.3 | 110、100 |
10x10x0.4 | 110、100 |
11x11x0.4 | 110、100 |
12x12x0.4 | 110、100 |
13x13x0.4 | 110、100 |
15x15x0.5 | 110、100 |
20x20x0.8 | 110 |
25x25x0.8 | 110 |
12x9.5x0.4 | 110、100 |
12x10x0.4 | 110、100 |
13x11x0.4 | 110、100 |
15x12x0.4 | 110、100 |
Custom size | Custom crystal direction |