How to use and maintain Paper machine Approximately 1,500 bearings of various modern Paper machines are corroded in harsh environments, including water, heat, steam, and paper dust. Each part requires special lubrication. A modern paper machine consists of at least 4 parts: the wire, the press, the dryer section and the paper roll. Different types of paper machines produce different types of paper. According to different products and machine speeds, we recognize different lubrication requirements.