Uv Photosensitive Inks Pcb Uv Curable Solder Resist Ink. Features: PCB UV Photosensitive Inks Green PCB UV Curable Solder Resist Ink Solder Mask UV Ink Paste UV Light-sensitive Green Oil with a Fast Curing Characteristics. The PCB Solder Mask to Protect the Paint, Repair the Indispensable Good Helper.  Coating Evenly, Cover a Transparent Film, and then Covered with a Printed Good Pad Films, with Plexiglass Compression, Sun, Dry, Light to Remove the Organic Solvent to Wash the Ink Pad, and then the Sun , OK  UV Light-cured Solder Resist Ink, over the Net Performance, Fast Curing, Strong Adhesion, Chemical Resistance and Insulation, Single-sided Circuit Board Solder With.  Specifications: Viscosity: 25 Degrees Celsius ,200 ± 50PS with Good Thixotropy Particle Size: <15n  Curing Conditions: 80W/cm × 3 High-pressure Mercury Lamp, Irradiation Distance of 10cm 4-6m/min  Adhesion: 100/100  Hard: 5H  Resistance to Soldering Heat: 260 ° C ± 5 ° C for 10 Seconds X 3 Times  Solvent Resistance: the Trichloroethane Boil 2 Minutes Off  Insulation Resistance: More Than 1 × 1013 of the Normal 40 ° C RH 95% 72 Hours After the 1 × 1012  Dielectric Strength:> 500V/mil  Storage: Temperature 22 ± 2 ° C, Humidity 55 ± 5% RH  Note: The Full Mixing Prior to Use  Special Note: The Use of This Ink Can Not Be Diluted    Packing List: 1pcs X Ink (black, Red, Blue, White, Green) We Will Send the Code You Purchased . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.