Executive standard GB/T11091、JISH3100、ASTMB152 Main application Mainly used for copper foil calendering in copper foil manufacturers, is the master tape for copper foil calendering Strength of extense (MPa) ≥200 ≥230 Ductility (%) ≥20 ≥30 Vickers hardness（HV） 50-60 Electric conductivity (%IACS) ≥100
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