Circular
| Porcelain sizes inches |
Porcelain sizes cm |
Color codes |
Black and white codes |
| 2 | 5 | C20C | C20NB |
| 2 3/4 | 7 | C30C | C30NB |
| 4 | 10 | C40C | C40NB |
| 4 3/4 | 12 | C50C | C50NB |
| 5 7/8 | 15 | C60C | C60NB |
| 7 7/8 | 20 | C80C | C80NB |
| 9 7/8 | 25 | C90C | C90NB |
| 11 7/8 | 30 | C100C | C100NB |
| Porcelain sizes inches |
Porcelain sizes cm |
Color codes |
Black and white codes |
| 2 | 5 | C20C | C20NB |
| 2 3/4 | 7 | C30C | C30NB |
| 4 | 10 | C40C | C40NB |
| 4 3/4 | 12 | C50C | C50NB |
| 5 7/8 | 15 | C60C | C60NB |
| 7 7/8 | 20 | C80C | C80NB |
| 9 7/8 | 25 | C90C | C90NB |
| 11 7/8 | 30 | C100C | C100NB |
