... 't change.4.Suitable for cutting stainless steel, carbon steel, copper and aluminium material.Main Specification Power suply 380V Frequency(Hz ... ,low alloy steel,aluminium,copper,aluminium alloy,copper alloyThickness of sheet(mm) stainless steel,carbon steel, low alloy steel 1.0-55Thickness of sheet(mm) aluminium,copper, aluminium alloy,copper alloy ...