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PCD Wire Drawing Dies for Copper Aluminum Non-Ferrous Wire Drawing. Extended Service Life: Produces over 10 times more output per die compared with natural diamond dies. Superior Dimensional Stability: Isotropic structure ensures even wear and perfect wire roundness. Excellent Surface Finish: Mirror-polished bore minimizes friction and reduces wire breakage. Strong Versatility: Suitable for copper, aluminum, stainless steel, and various alloy wires. High Thermal Conductivity: Efficiently dissipates heat to reduce die wear and improve stability. Customizable Sizes: Diameter customizable from 0.030mm up to 30.0mm. ISO Certified Quality: Manufactured with ISO certification and rigorous quality inspection.