... good quality,smooth 4.alloy 1060 1100 3003 aluminum strip for transformer winding aluminum stripPRODUCTALLOYTHICKNESSWIDTHSTANDARDAPPLICATIONaluminum strip10601100300380110.3-0.4mm30-1600mmGB ... 3880-2006 For cable, cosmetic cap, aluminum composite pipe, aluminum hose or tube, electrical transformer, shutter, aluminum battery, etc. ... .I will reply you soon 0.3mm aluminum strip for transformer winding