Thickness is 0.05mmItem Specific:Type: Single conductive copper foil TapeMaterial: CU 99.98%Adhesive Force: 1.5-1.5kg/25mmTemperature Tolerance: -10 – 120 degreeDynamics: 4.5-4.8kg/mmElongation: 7%-4%Length: approx. 20mEMI shielding, keeps electromagnetic wave away.For making computer peripherals and welding.No oxidation, anti statics, anti ultraviolet light, heat insulation, strong adsorption.Waterproof, cold and heat resist.Used for electric guitar, transformer, smart phone, PC, PDA, PDP and LCD, copier, etc.