PCB Circuit BoardProduct Details1.【Applications】Great for making PCB Circuit Board, Models. Widely used in product development, DIY experiments, maintenance, production, etc.2.【Size】Dimension: 100x70mm/ 3.94x2.76 inch(L*W); Thickness : approx. 1.5mm.3.【Material】 Material: Copper; Layers: Single-sided.4.【Stable】Mechanically supports and electrically connects electronic components using conductive tracks, pads and other features etched from copper sheets laminated onto a non-conductive substrate.5.【Note】The oxide layer on the surface of the copper-clad laminate needs to be polished clean with fine sandpaper to ensure that the carbon powder can be firmly printed on the copper-clad laminate during transfer. The surface of the board should be polished bright .
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