Epoxyd board 1.5 mm, one-sided Cu 35µm, Exposure times: 30W UV tubes 60 - 90s 1000 W halogen 45 - 70s 250W Nitraphot 12 - 15min 500W Nitraphot 6 - 7min At a distance of approx. 30 cm and max. format 150x200. Development times: at 25 - 30°C in 25 - 90s depending on how fresh the bath is. Etching times: with a fresh ammonium persulphate bath at 40 - 50°C: 5 - 10 minutes. Please see our main catalogue for more information on exposure and etching times https://elecena.pl/product/9708533/120306e32-photo-board-epoxyd-single-sided-150x100-mm 2017-08-06 https://elecena.pl/product/9708533/120306e32-photo-board-epoxyd-single-sided-150x100-mm 2018-01-11 https://elecena.pl/product/9708533/120306e32-photo-board-epoxyd-single-sided-150x100-mm 2018-03-27 https://elecena.pl/product/9708533/120306e32-photo-board-epoxyd-single-sided-150x100-mm 2018-12-16 https://elecena.pl/product/9708533/120306e32-photo-board-epoxyd-single-sided-150x100-mm 2021-05-05 https://elecena.pl/product/9708533/120306e32-photo-board-epoxyd-single-sided-150x100-mm 2021-06-20 https://elecena.pl/product/9708533/120306e32-photo-board-epoxyd-single-sided-150x100-mm 2022-05-24 https://elecena.pl/product/9708533/120306e32-photo-board-epoxyd-single-sided-150x100-mm 2022-10-15 https://elecena.pl/product/9708533/120306e32-photo-board-epoxyd-single-sided-150x100-mm 2023-04-18 https://elecena.pl/product/9708533/120306e32-photo-board-epoxyd-single-sided-150x100-mm 2023-09-13