High-precision rolled copper foil Rolled copper foil has extraordinary strength, bendability, ductility and lustrous surface, plus its excellent mechanical capacity, makes it irreplaceable as a raw material. Base material: c11000 copper, cu > 99.96% Thickness range: 0.009mm-0.15mm Width range: 200mm-640mm Temper: hard, soft Application: ccl, electronics shielding and heat radiation, wide copper tape etc. Note: we can provide products with other properties according to customers` requirements. Physical properties Density: 8.9g/cm3 Electrical conductivity (20°c): min 90%iacs for annealed to temper Min 80%iacs for rolled to temper Thermal conductivity (20°c): 390w/(m°c) Elastic modulus: 118000n/m Softening temperature: =380°c