E-Grind provides two series of Diamond Wire Drawing Die Blanks: CDB Series and TDBY Series. 5 grades of grain size available: 3 microns, 5 microns, 10 microns, 25 microns and 50 microns.
E-Grind PCD Wire Drawing Dies Series
CDB Series: self-supported die blanks, for all types of wire drawing, especially where cost is the main concern.
CDBL Series: self-supported Die Blanks (Hexagonal)
Part No. | ADDMA No. | Dimensions (mm) | Max. Die Size(mm) | Avg. Grain Size (um) | Diagram | ||||||
D | d | T | 3 | 5 | 10 | 25 | 50 | ||||
CDBL2510 | D6 | - | 2.5 | 1 | 0.4 | ○ | . | . | . | - | ![]() |
CDBL3215 | D12 | - | 3.2 | 1.5 | 1 | ○ | . | . | . | - | |
CDBL5225 | D15 | - | 5.2 | 2.5 | 1.5 | ○ | . | . | . | - | |
CDBL5235 | D18 | - | 5.2 | 3.5 | 2 | ○ | . | . | . | - |
Part No. | ADDMA No. | Dimensions (mm) | Max. Die Size(mm) | Avg. Grain Size (um) | Diagram | ||||||
D | d | T | 3 | 5 | 10 | 25 | 50 | ||||
CDBY2510 | D6 | - | 2.5 | 1 | 0.4 | ○ | . | . | . | - | ![]() |
CDBY 3215 | D12 | - | 3.2 | 1.5 | 1 | ○ | . | . | . | - | |
CDBY 5225 | D15 | - | 5.2 | 2.5 | 1.5 | ○ | . | . | . | - | |
CDBY 5235 | D18 | - | 5.2 | 3.5 | 2 | ○ | . | . | . | - | |
CDBY 8040 | D21 | - | 8 | 4 | 3 | ○ | . | . | . | - | |
CDBY 9853 | D24 | - | 9.8 | 5.3 | 4 | ○ | . | . | . | - | |
CDBY 13085 | D27 | - | 13 | 8.5 | 5 | - | . | . | . | ○ | |
CDBY160120 | D30 | - | 16 | 12 | 7 | - | - | . | . | ○ |
CDBY Series: Self-supported Die Blanks (Round)
TDBY Series: tungsten carbide supported die blanks. It is for drawing with high intensity.
Tungsten Carbide supported Die Blanks (Round)
Part No. | ADDMA No. | Dimensions (mm) | Avg. Grain Size (um) | Diagram | ||||||
D | d | T | 3 | 5 | 10 | 25 | 50 | |||
TDBY4015 | D12 | 8.12 | 4 | 1.5 | - | . | . | . | . | ![]() |
TDBY4023 | D15 | 8.12 | 4 | 2.3 | - | . | . | . | . | |
TDBY 4029 | D18 | 8.12 | 4 | 2.9 | - | . | . | . | . | |
TDBY 7040 | D21 | 13.65 | 7 | 4 | - | . | . | . | . | |
TDBY 7053 | D24 | 13.65 | 7 | 5.3 | - | . | . | . | . | |
TDBY 12987 | D27 | 24.13 | 12.9 | 8.7 | - | . | . | . | . | |
TDBY 129120 | D30 | 24.13 | 12.9 | 12 | - | - | . | . | . | |
TDBY150120 | D30 | 24.13 | 15 | 12 | - | - | . | . | . | |
TDBY152120 | D31 | 24.13 | 15.2 | 12 | . | . | ||||
TDBY150120 | D33 | 24.13 | 15.2 | 15 | . | . |
ADDMA: American Diamond Die Manufactures' Association
D: Total Blank Diameter d: Diamond Diameter
T: Diamond Thickness


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