Polycrystalline diamond(PCD) sintered under high temperature and high press together with binder alloy is used. Diamond Drawing dies of high and consistent quality covering small to large diameters exhibit outstanding performance in larger size areas than single crystal diamond drawing dies. There are some factors to consider when specifying a PCD diamond die, PCD insert size, PCD grain size, casing size and hole geometry.
IWD regularly supplies full ranges of PCD diamond drawing dies:
Sumidia PCD

Compax PCD

PCD products of Chinese manufacturers

IWD company imports different high-quality PCD diamond die blanks from Sumitomo and Diamond Innovation (GE Compax). Their advantages are supper fine & even particle diamond, high drawing life and better perforation on hard wire drawing, low tolerance and high finished wire surface.

Application:

Soft wires: Copper wire, Aluminum wire, brass wire, gold wire,etc.

Hard wires: Stainless steel wire, brass plated steel wire, cooper