This category is for manufacturers of plastic equipment which is not primary to the process. This category has three co-categories, Extrusion, Molding, Thermoforming. Companies which produce equipment for these specific processes should be listed under the category appropriate to their application. Companies manufacturing down stream equipment such as, but not limited to: grinders, dryers, pelletizers, callendaring stacks, pullers, winders, sizing and calibration tanks, etc which do not belong in any of the specific subcategories should be listed here. category description