The wire drawing die is a tool that consists of highly polished, shaped hole through which wire is drawn to reduce its diameter.

Wire drawing dies materials:

1. Tungsten carbide

2. Natural diamond

3. Single crystal diamond

4. PCD drawing die

5. High crystalline diamond

Wire drawing dies features:

1. Good durability, high efficiency

2. High hardness

3. Good thermal conductivity

4. Corrosion resistance, impact resistance

5. Low coefficient of friction

6. Smoothness, durability predicted