Harden Primary Shredders with dual powerful hydraulic drivers designed for various kinds of bulk waste disposal. Primary shredder are used for primary size reduction, in MSW disposal plants, biomass power stations and RDF processing systems as an indispensable primary shredder.The primary shredder have high power along with hydraulic driver. The output capacity is aroud 30-80ton per hour. The enclosures we used are from world famous class brand to ensure good quality and high performance. The primary shredder have low operation cost and low manual labor cost.