Tấm Phim Cảm Quang Haape 1x0.3m Pcb

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Features:
-Universal used in producing PCB board, attach on the PCB surface to make it photosensitive.
-Suitable for electroplating, hole covering and etching.
-Great hole covering ability
-Great adaptive capacity to different material.
-Suitable for usual plating bath, no wrinkle or color error.


Specification:
Condition: 100% Brand New
Weight: Approx. 55g / 1.9oz
Size: Approx. 1 * 0.3m / 3.3 * 1.0ft


Package List:
1 * Photosensitive Dry Film

Operating Steps:
-Uncover the film, the photosensitive film is sandwiched between the two layers of film, first tear off one side, a little difficult to tear, try a few more
-Then film, the copper plate can be slightly cleaned, flattened, try not to have bubbles
-After the paste, the iron is slightly heated, not too hot, to fix
-Print circuit board film, it is recommended to use film, you can achieve the highest fineness, if you do not require precision with sulfuric acid paper to print.
-Exposure, put the printed pattern on the photosensitive plate, use ordinary energy-saving lamps for about 30 minutes, if there is an exposure machine for 1 minute, the sun has not been tried, it should be about 15 minutes, the exposure process is obvious, because the photosensitive The film changes color when exposed, and changes from light to dark blue. You will easily see your circuit diagram appear on the board.
-Develop, remove another protective film, put it into the developer (developer is 1:100 water, 10 grams of water, 1 liter of water), and use a cotton swab to wipe the board with a little force during development.
-Etching, this needless to say etchant water saturated solution
-After etching, remove the film, remove the film by 1:60 or 70, and soak the board for a few min