Pit & Quarry, October 2010

O P E R A T I O N S MFM is leasing the trucks through Terex Financial Services which worked with the company to find a solution that took into account the significant financial investment the producer was making in new hauling and crushing equipment They were helpful in establishing rates that posed a win win scenario for both companies Mallard adds The trucks deliver the best value for the money Fivefold increase The capacity and number of articulated trucks were selected to keep pace with MFMs new high production primary and secondary crushing circuits The producer worked with Florida Processing Machinery Inc of Lakeland Fla the Terex Cedarapids dealer in Florida to provide turnkey construction of two circuits designed to meet the quarrys production goals MFM wanted to triple production of its 57 stone 89 stone and screening products and produce more minus 25 in products to supply material for its road base customers and the power company contract says Jack Harvey vice president of Florida Processing Machinery The producers goal was to increase total annual average production by nearly five times its previous capacity This required entirely new primary and secondary circuits A key consideration for the primary circuit was to remove silt from the soft limestone For this Florida Processing Machinery selected a circuit that included a roller grizzly feeder to keep production levels to more than 500 tph nearly Turn those piles into specifi cation Asphalt Sand Concrete Sand Mason Sand FA 20 or other fi ne product with a double the previous primary circuit This type of feeder has a series of solid shafts with three sided cams Harvey explains The cams lift and pass material from shaft to shaft to better separate material than traditional vibrating grizzly feeders The roller grizzly feeder effectively sorts the softer minus 25 in material from the limestone which is perfect for MFMs power customer Oversized material is fed to the primary horizontal shaft impact crusher and then stockpiled until it is sent to the secondary wash circuit With a target average production of 300 tph the new secondary circuit virtually triples production capacities of the previous circuit From this new secondary wash circuit MFM crushes and screens washed 57s 1 1 8 in x 3 8 in 89s 3 8 in x 4 mesh and screenings minus 4 mesh for its concrete and contractor customers Material hauled from the primary crusher is loaded into a 40 ton hopper feeder It is conveyed to a Terex Cedarapids TSH6203 32 6 ft x 20 ft tripledeck screen where it is washed prior to or a The is proven to produce specifi cation sand products from hard rock for the lowest cost per fi nished ton will guarantee its crusher in writing for wear cost and production YES ITS THAT GOOD GUARANTEED Performance GUARANTEED Wear Cost Talk to the guys TODAY and turn your piles into profi t GUARANTEED being sorted Material passing the first For More Information Contact 263 S Vasco Road Livermore CA 94551 USA Tel 925 447 0805 Fax 925 447 7038 Email rremco@ aol com Website www remcovsi com 24 PIT QUARRY October 2010 www pitandquarry com