Profile: J & B Plastics, Inc. focuses on custom plastic extrusion. We deal with acetal, nylon and polycarbonate. Our on demand cutters have capabilities of 2000 cuts per minute and maintain cut length tolerances of +-.015″. We serve agricultural, marine and medical industries. Our in-line fabrication capabilities include notching, cut-to-length, punching and printing. We specialize in die engineering, close tolerance extrusion and in-line secondary operations.