Screen printing machines, also known as silk screen printing machines, are equipment used for the process of screen printing, a versatile printing technique suitable for various substrates such as fabric, paper, metal, and plastic. These machines typically consist of a frame with a stretched mesh screen, where a stencil is created to allow ink to pass through onto the substrate. The process involves preparing the design, coating the screen with a light-sensitive emulsion, exposing it to light, washing out the unexposed areas to create the stencil, applying ink onto the screen, and using a squeegee to push the ink through the stencil onto the substrate. Screen printing machines come in various sizes and configurations, ranging from manual to automatic, to accommodate different production needs. They are widely used in industries such as textiles, electronics, and signage due to their ability to produce vibrant and durable prints with high detail and versatility across different materials.