Below is a list of Transfer Press manufacturers from San Diego, California. A transfer press, which is a type of hydraulic press, is used for stamping and molding of plastic, rubber and metal industrial products. Transfer presses combine the best features of compression molding with all the advantages of injection molding. A transfer press, like a plastic injection molding machine, has the capability to produce plastics with high productivity. They can be programmed to perform a precise task repeatedly, with the same accuracy every time.