Also See: Wire Drawing, Drawing Die, Drawing Dies, Tungsten Wire, Wire, Drawing, Die
The core of the wire drawing die is generally made of natural diamond, synthetic diamond polycrystalline (PCD, CD composite, etc.). The copper wire drawing die belongs to a soft wire drawing die. There are also hard wire drawing dies, such as pulling tungsten wire. The angle of the compression zone of the copper wire drawing die is generally 16 degrees -18 degrees, and the sizing length is 30%-40%. The angle of the compression zone of the tungsten wire drawing die is relatively small, generally between 12 degrees and 14 degrees, and the length of the row is 60%-70%.
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