Features Characteristics 1, durable, safe and reliable; 2, easy operation, small vibration, high efficiency; 3, compact structure, beautiful appearance. Scope and Purpose Using scope and purpose range: small pieces of wood, twigs, roots, scrap rubber, PVC foam board, straw, weeds. Purpose: biomass fuel plants, power plants, feed mill, organic fertilizer plant, herbal plants, breeding plants, chemical plants and other large and small businesses.