Pit & Quarry, May 2014

CONEXPO CON AGG 2014 WRAP UP Terex Minerals Processing Systems The new CRJ3750 portable jaw plant from Terex MPS combines a robust JS series jaw crusher with a high stroke 52 in x 20 ft vibrating grizzly feeder resulting in a high production portable crushing machine The CRJ3750 is built rugged and includes a new hopper design to handle tough primary crushing applications Terex MPS says The highly mobile plant is easy to operate and maintain the company adds and it offers new levels of reliability and convenience The crusher features wedge release jaw dies and hydraulic assist jaw crusher settings The jaw crusher isolation mounts reduce plant vibration according to Terex MPS The tail of the product conveyor lowers for operation maximizing clearance under the jaw crusher The conveyor discharge height meanwhile adjusts to reduce material impact on the receiving conveyor Multiple options are available allowing customers to configure the plant to meet specific needs Options include a rock breaker folding hopper wings hydraulic jacks hydraulic deployed switchgear and several axle configurations The new Cedarapids V series horizontal screens increase production and handle applications not possible with traditional horizontal screens because they combine a high g force El Jay oval stroke motion with variable slope operation to handle larger deck loads Terex MPS says The new design features more steel in the rock zone Also LJ TSV horizontal screens have multiple new features to boost production including variable slope the vibration damper system and optional bottom deck deflector plates The variable slope feature allows the screens to handle larger deck loads and bigger screen openings to increase production The screens install up to 10 degrees in 25 degree increments to best fit the application Additionally the vibration damper system offers very low maintenance and the optional bottom deck deflector plates boost efficiency The Cedarapids MVP380X cone crusher boasts numerous features that increase the machines productivity and ease of use the company says Enhancements include high speed clearing of jammed material and quick crusher separation capability for fast manganese changes The 300 hp MVP380X crusher incorporates pinned cylinder ends that remove quickly to allow fast cone separation At the press of a button fully guided dual action tramp relief cylinders provide 6 in lift for easy clearing of jammed feed material The hydro pneumatic tramp iron relief system instantly resets the crusher setting after passing uncrushable material without having to activate valves and pumps Also a high flow manifold system with four accumulators provides redundant cylinder protection The hydraulic powered threaded upper assembly allows for quick crusher setting adjustment under load Computeroptimized mainframe components are high endurance and all cast construction Terex MPS adds The new more rugged cone head is designed for high force demanding crushing applications The machines Rollercone super bearing design is efficient and provides more horsepower for crushing the company says www terexmps com KPI JCI and Astec Mobile Screens KPI JCI and Astec Mobile Screens Kodiak Plus K500 a 500 hp remoteadjust cone crusher is the latest addition to the Kodiak Plus family which previously consisted of the K200 K300 and K400 The K500 model fills a demand for larger secondary and tertiary cone crushers that are used by high production aggregate producers and mining companies the company says The K500 model has been under heavy consideration as a candidate for launch for the past decade the company adds Some of the refinements implemented into the Kodiak Plus product line are a new hybrid cast fabricated base frame design the MILO automated control system a new liner retention system a thread locking ring and an anti spin cone brake The K500 incorporates these innovations as well Other features of the Kodiak Plus cone crusher product line are replaceable brass thread inserts internal counterweights a heavy duty tramp iron system consisting of pressure relief valves in lieu of accumulators and brass v seat liners www kpijci com 30 PIT QUARRY May 2014 www pitandquarry com