Paulo Products Company added two surface treatments at its St Louis, MO, facility. Paulo-St Louis now has the capability to perform gas nitriding. Gas nitriding is carried out in a sealed retort with an ammonia atmosphere at temperatures at or near 1,000 degrees Fahrenheit. Typical cycle times range from 24 to 72 hours. According to the company’s press release, Paulo-St. Louis can accommodate parts up to 48" in length. In addition, Paulo-St.Louis has added the capability to perform a corrosion-resistant ferritic nitrocarburizing process on carbon and alloy steels. This new process incorporates an oxidizing stage that can enhances corrosion resistance.