Wood chippers smash single-port and dual-port timber wood grinder mill, the production of high quality silk fiber flour wood sawdust of a special equipment, widely used in papermaking, mushroom, charcoal, chipboard, sawdust board, HDF, MDF and other industrial production and special production equipment. Dual-port grinder mill based on the original increase in the disc cutting function, in addition to crushed wood, branches, trim, wood outside, cutting the inlet into Φ150-250mm can not easily crushed wood and square wood and other raw materials , first cutter cut into pieces, and then crushed by a hammer crushing cavity to achieve a diverse and multi-functional materials, making the collection of raw materials is no longer single. Raw material more suitable for the type of heterogeneous users. Lumber mill mainly used for processing branches, wood, waste, wood, bamboo and other raw materials, more suitable for mushroom sawdust medium machining. Meanwhile, the device can also be used bamboo chips, grass, corn stalks, sorghum stalks and other fibrous stalk-like material. The sawdust and wood chips can also be made of particleboard mill, sawdust board high-density materials production. The equipment for mobile operations, is widely used in small and medium sized enterprises particleboard and fiberboard production preparation section can also be used for self-employed commodity wood production .