Pit & Quarry, December 2010
Portable Plants Crushing screening plant maximizes production capability Complete system provided in portable configuration The KPI JCI Duplex3 was designed for producers and contractors that require a complete system in a portable configuration The Duplex3 is equipped with a vibrating grizzly feeder with loading hopper primary jaw crusher secondary cone crusher triple deck sizing screen and all on plant transfer conveyors The system is also available with optional stacking conveyors to stockpile the final products This system will provide producers with a complete two stage crushing and screening system that can produce up to three sized products in one single package The plant can be equipped with multiple axle configurations and other features to enhance its portability www kpijci com The Terex Cedarapids CRC380HLS portable crushing and screening plants design allows the cone crusher to be constantly choke fed maximizing production capability The High Lift Screen HLS and the cone hopper overflow system allow a large head of material to build up force feeding the cone crusher The large cone hopper and overflow chute buffer feed variations and prevent material from backing up to the screen A gross throughput of up to 1200 tph is possible in sand and gravel The HLS system also increases uptime by hydraulically moving the screen forward providing easy access for faster manganese changes The plant quickly and easily transforms into its operating and transport modes The plant incorporates a 300 hp MVP380 ElJay roller bearing cone crusher and a 6 ft x 20 ft triple deck TSH6203 horizontal screen with ElJay oval stroke design www terexcedarapids com Secondary crushing plants feature variety of options Grasan secondary crushing plants for limestone and sand and gravel feature horizontal shaft impactors and are available in roadportable pit portable and stationary designs with diesel or electric power Capacities range up to 500 tph Six independent hydraulic legs provide total support for the crushing plant with infinite height adjustments for fast precise leveling The company can customize the crushing plant to meet individual requirements and can incorporate horizontal screens to feed the secondary crusher complete with blending chutes transfer conveyors and radial stackers as well as generators and manual or computerized electrical control systems www grasan com 38 PIT QUARRY December 2010 www pitandquarry com
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