25W LED Exposure Unit for Screen Printing, Dorhui UV Screen Printing Exposure Light and Light Stand for Screen Printing Kit Photo Emulsion Kit

The 30W LED Exposure Unit for Screen Printing by Dorhui is a budget-friendly option for those looking to create high-quality screen prints. The UV LED light operates at a power of 30W, but after 2 hours of continuous use, it activates an overheating protection function which controls the power to around 25W to extend its lifespan. The light is made of heat-resistant stainless steel material and is safe to use, although the outer shell may become slightly warm during operation. The recommended exposure time for this exposure unit varies depending on the type of emulsion and mesh count used. As a general guideline, most screens will require an exposure time between 8 to 10 minutes. It is recommended to start with a test exposure at around 7 minutes and adjust the time based on the results. The ideal distance between the lamp and the screen is suggested to be approximately 12 to 18 inches (30 to 45 cm) for even light distribution. Customer reviews of the product have been varied. Some have mentioned issues with the quality of the clamp and the lack of instructions for assembly. Others have reported missing nuts or problems with the overall build quality. However, there are positive reviews as well, praising the affordability and effectiveness of the light for screen printing and other applications such as cyanotype printing. Overall, the 30W LED Exposure Unit by Dorhui offers a budget-friendly option for screen printing. While there may be some quality concerns with certain components, the light itself has been praised by users for its effectiveness and affordability.