The main raw materials of waste paper are wood, reed, bamboo, grass and other plant fibers, which are recyclable garbage and can be used to produce recycled paper products. Recycling waste paper can save raw materials and energy, and reduce environmental pollution. The main methods of processing waste paper are wet crushing and semi-wet crushing. Siedon provides a complete set of perfect waste paper shredding treatment systems for paper mills. This industrial paper mills shredder system can use 10-15 years (if properly maintained).