1. When softening metals such as gold and silver, a steel mold is sufficient, and multiple holes with different diameters can be made on the steel mold.
2. Hard alloy molds – Wire (steel wire) drawing is generally carried out usingHard alloy molds(<t_Carbon carbide nib>), the typical structure of this mold is a cylindrical shape (or slightly)Taper<t_hard alloy>Mold coreIntegrated tightly within a circular steel case, the mold core contains a bell radius, an entrance angel, an approach angle, a bearing, and a back relief.
3. Steel wire mandrel – used for drawing non-ferrous metal wires, such as copper and aluminum. Similar drawing mandrels are also commonly used, though the internal hole shape may differ.
4. Crystallization mold – The fine wire pulling can be performed using the crystallization mold.Artificial diamonds, and also a polished mold for natural diamonds.
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