Sell 【BEST SELLER】 15CMx2M PCB Portable Photosensitive Dry Film for Circuit Photoresist Sheets 1M Brand N best price

Big gift Click follow + click like will send a small gift! ! When making a bid, please note that you have always liked and liked it, and we will include a small gift when shipping! You can also receive new reminders about store activities and new products as soon as possible. 【★READY STOCK】All goods in the store are available in stock. Shipped within 1-3 days after ordering, and arrived at the destination within 3-5 days. Please note that there will be a logistical update. If you have any questions after picking up the goods, please contact us as soon as possible~, we will definitely try our best to solve them. →Your feedback is very important for us. Please take a moment to give this product 5 stars feedback , if you are satisfied with our product or service, thank you so much !! →Please contact us before leaving neutral(3 stars) or negative(1-2 stars) feedback. We will offer solution till you are satisfied with it. Thank you! Features： - Photographic film, also known as dry film, is used to make PCB board, stick it on top of the PCB, it will become a sensitive circuit board. - Suitable for plating, hole covering，and the etching process. - Excellent ability to cover holes - High Resolution - Excellent adhesion to almost all surfaces - Image clarity after exposure - Front-panel is very clean after developed Size: 15 x 200 cm / 5.91'' x 78.74'' Color: As pictures shown How to use it : 1. Clean your board. Cut dry film a little larger than your board. 2. Apply Resist: This Photoresist has 3 layers, the top and bottom layers are clear protective layer, so at the first, you need remove one protective layer, the easy way is to use two small pieces of scotch tape. Then apply the middle layer on board. 3. Expose: Place your negative artwork over the rest protective layer. 4. Develop: Remember: you need NEGATIVE film developer, Remove the rest protective layer on the film. After 3 minutes take board out of developer and hold under running water to check,you can always place it back in the developer if needs more time. Etching The dry film is resistant to most of the acid etching solution, the PH value can be resistant to most alkaline etching solution between PH8.0 ~8.5. Cover hole 1.5 mil dry film can fully cover a 0.25 inches thickness hole. Plating The dry film is available in most common use of the plating bath, no wrinkles, no color. Package include 1 roll photosensitive dry film #15CMx2M #PCB #Portable #Photosensitive #Dry #Film #for #Circuit #Photoresist #Sheets #1M #Brand #New #For #Plating #Hole #Covering #Etching