Tin-plated battery copper mesh

Technical Standards Net thickness: 0.10mm-0.40mm+/-0.01mm Net Width: 21mm-300mm+/-0.2mm Hem Width: 2mm-2.5mm+/-0.5mm Surface density: 150g-350g+/-10g Flexibility:180°unfolding for 8-10 times without cracking Tensile strength: 40mm wide copper mesh, when it is in 300mm leghth, its tensile strength is not less than 2 kg, elongation is not more than 3%. Total length and the chief joints: Each roll length is over 300m, less than 2 connections, the joint and non-joint are at the same width. Appearance: flat surface, clear prism, golden yellow color, no oxidation oil, broken stem phenomenon, flat fold formation, the same wifth, no obvious glitches, arc. Main use: applicable to nickel-hydrogen battery, nickel-hydrogen battery cathode flow vectors.