You can make fine pitch. Printed Circuit Board process using photoresist dry film. Proceso de creación de un circuito impreso usando. A photoresist is a light-sensitive material used in several processes, such as photolithography and photoengraving, to form a patterned coating on a surface, which is crucial in the whole electronic industry.

So at the first, you need to removeone protective layer, the easy way is to use a small piece of scotch tape. Photoresist of Photolithography.

I was reading on different web pages what could be the better way on doing a printed circuit. I tried presensitize board with great success, The first time I used. Self-stick repositionalbe sandcarving film. Puretch is a dry film photoresist for etching copper and other metals. It was designed for the highest resolution etching . Cut dry film a little larger than your board.

It is the same material that professional PCB shops use. Cut a piece of 2gsm paper or thin card so .

Processing guidelines for dry- film photoresist and soldermask. The standard listed Dry Film is suitable for Ferrous (Steel etc) and none Ferrous types (ie Copper, Brass etc). However if deep etching of Ferrous metals is . We stock everything from PB Vinyl for deep pather and brick etching, RapidMask the only non- washout film in the world with the finest detail, Rself adhesive, repostionable and fast washout to . The company was also the first company to develop dry films and localize them in the market where foreign products were . The film has good surface smoothness, high transparency and easy processing suitability. Technical data will be.

If you want to buy cheap the photoresist dry film , choose the photoresist dry film from banggood. It endeavors to provide the products that you want, offering the best bang for your buck. Whatever the photoresist dry film styles you want, can be easily bought here.

Film supplied in packs of two rolls. Rolls can be used directly on roll laminators or cut to sheets for sheet laminators. Get your pattern onto the transparent film.

Remember that dry photoresist is negative, so you will need your image be negative also. That said means that image for PCB will have copper traces transparent and areas with no copper will be black. PCB photosensitive dry film for circuit production.

Find great deals on eBay for photoresist dry film and photoresist film.

DFR with Excellent Resistance to Strongly Damaging Chemicals. Dry Film is a photo-resist , when strong UV light hits it, where the light hits, it hardens and this hardened form resists etching solutions. The film is comprised of three parts, the blue layer is in the middle, this is the polymer which hardens with UV, on each side of this polymer is a protective transparent film.