... No 3.Thickness: 0.02-4.0mm 4.Width: <1200mm 5.Application:electric and appiance Material Quality Report Compositions of the Product ... ribbon, transformers, radio frequency cables, copper clad alaluminum, heat exchangers, electronic stamping and other industries2. Width: 10MM to 450MM, Piece weight: ... .Summary:United, proffesional service, high quality.Best choice! c1100 copper strip and copper foil