Pit & Quarry, October 2011

Clarke told me how efficient the Kleemann was going to be and he was right on the money While the onboard generator makes enough electricity to power other equipment Hoskins is not using it for that purpose A built in air overpressure system helps protect Kleemann control boxes by keeping dust and fines out of the electrical compartment which is very important in a gypsum quarry owing to the extreme amount of dust generated Its a clean system and weve had no problems Hoskins adds When Hoskins chooses to use its MS 15 Z screen instead of the MS 19 Z getting the self propelled big crusher to the smaller MS 15 Z is a snap We just move the crusher and excavator from their pedestal over to another pedestal at the smaller screen and start crushing Hoskins explains It takes about 10 minutes and is easier than we At the face material is loaded by excavator into one of two haul trucks with 61 ton capacity and hauled to the primary stockpile thought it would be The operator uses a wireless remote control so he just walks alongside it following it over And because you can control the feeder and prescreen from the remote the excavator operator has the remote with him at CRUSHING SCREENING all times in case theres an emergency He can stop it and start it and speed it up or slow it down as needed PQ Tom Kuennen is a freelance writer specializing in the construction energy and mining fields Visit his website at www expresswaysonline com Were Unified to provide the right screening media for every application With locations across the country Unified has the screens wear parts and expertise to meet your specific material processing requirements One of our products SuperFlow screens are a special hybrid of wire cloth and urethane support strips that allow each wire to vibrate independently providing a harmonic frequency that yields a lively screen surface This effect reduces plugging and blinding even when handling wet or sticky material SuperFlow is designed to minimize wire towire contact As material falls on the screen the wires vibrate allowing material to pass quickly while maintaining accurate material sizing SuperFlow an exceptionally long lasting and self cleaning screen Were Unified For You Call or e mail us to get your copy of our Productivity Tools catalog s INFO UNIlEDSCREENING COM www unifiedscreening com www pitandquarry com October 2011 PIT QUARRY 27