80 90 100 110 120 130 140 Brass Zinccoated Gamma- Phase OS-UZ % Core material Coating material (inner layer) Coating material (outer layer) Tensile streng‚”h Elongation UZ Wire CuZn40 Copper-Zinc Alloy Pure Zinc 900N/mm2 < 3% > Nominal Spool weight kg lbs Wire d‚‰‚‚‚…‚”‚…‚’ ‚‚ i‚‰‚Ž‚ƒ‚ˆj P-5R 5 11 0.20 (0.008) 0.25 (0.010) 0.30 (0.012) P-10 10 22 0.20 (0.08) 0.25 (0.010) 0.30 (0.012) P-15 20 44 0.20 (0.08) 0.25 (0.010) 0.30 (0.012) DIN160 6 13.2 0.20 (0.08) 0.25 (0.010) 0.30 (0.012) DIN200 15 33 0.20 (0.08) 0.25 (0.010) 0.30 (0.012) High Speed, High Precision and Clean EDM ¡ Characteristics of OS-UZ Wire Copper-Zinc Alloy Cross section of UZ Wire http://www.okidensen.co.jp/ ƒÜ Compared with conventional wires, OS-UZ achieves 30% higher cutting speed while rough cut, also improves the smoothness of surface and positioning accuracy. ƒÜ Special coating on the wire prevents rusting and much improves its shelf-life. ƒÜ A newly developed manufacturing technology enables the wire to reduce metal powder drastically compared with the conventional wires. ¡ Technical details Pure Zinc CuZn40 Cutting speed Comparison (Values are speed ratios compared with Brass wire as a reference) ¡ Cutting speed ¡ Product line up Patent Pending special coating