Featuring all-stainless construction including the base frame, the CST rotary drum screen is fully enclosed for OH&S odor and aerosol control; it can accommodate either slot or hole configurations. The self-cleaning, corrosion-resistant screen has non-lubricated chains and a non-metallic drive sprocket. Capable of handling high-fat and grease loadings, the screen is suitable for general food processing (e.g., vegetables, fruit, coffee and starch processing) and beverages including beer, wine, juice and soft drinks.