2800mm CNC Winding Machine , Hand Tapping Machine For Instrument Transformer 3.2,technicalparameters ①machinemaintechnicalparameters a.rawmaterialsdimension paperwidth750mm2500mm Thickness0.1±0.005mm Reelinside/outsidediameterф90±2/ф450±10mm aluminumfoilWidth150-450mm Thickness0.008mm Aluminuminner/outerdiameterф32/ф40±0.5mm.Ф50/ф60±0.5 Length700-2800mm b.processingrange ...