4 h y D rocyclone H y D r o C y C l o n e s 4 Hydrocyclone Body Body Ceramic Liner T riangular Nut Cone T ip Dropin Apex Cone T ip Ceramic Liner Underside of R ound Desilter Manifold 4 Hydrocyclone Cone T ip Dropin Apex T riangular Nut Ceramic Liner EU Polyurethane 4 Hydrocyclone Cone T ip Dropin Apex T riangular Nut Ceramic Liner EU Polyurethane 4 Hydrocyclone Cone T ip Dropin Apex T riangular Nut Ceramic Liner EU Polyurethane 4 Hydrocyclone Cone T ip Dropin Apex T riangular Nut Ceramic Liner EU Polyurethane 4 Hydrocyclone Derrick desilters are easier to operate and maintain lasting more than twice as long as conventional desilters The 4 hydrocyclone is manufactured from specially formulated EU polyurethane that has excellent resistance to heat and abrasion Its unique lightweight unibody design one piece eliminates excess parts and seams where excessive wear begins Two 4 cones are available offering different internal geometries with or without a ramp in the feed inlet The circular pipe feed is smoothly reformed into a rectangular feed This rectangular ramp feed enters the cone tangentially minimizing turbulence in the upper portion of the cone This allows the solids to quickly move to the wall of the hydrocyclone providing consistent high performance recoveries Extra long vortex finders prevent recoverable materials from shortcircuiting out the overflow of the unit The ramp feed cone has a capacity of 80 GPM at 75 feet of head and is primarily used if the cone underflow is over a dewatering screen Derrick hydrocyclones are available with ceramic inserts for extreme duty and provide unmatched superior longevity A trinut and dropin apex provide the end user with complete control of the underflow recovered solids condition Round Manifold with 4 Desilters Derrick round desilters are designed to efficiently remove silt sized solids 1274 microns from plant discharge slurries Shutoff valves on each cone inlet permit individual cone removal and inspection without interrupting operation of the desilter If oversized solids plug the underflow simply unscrew the replaceable wear section bottom third clean and replace Service and replacement of the bottom cone section is made quick and easy by ANSI buttress threaded bottom sections The apex is available in two styles an adjustable trinut or fixed snapon Key Features Available in 10 12 16 and 20 cone models Uniform pressure balance operation through round design Shutoff valves on each cone inlet Vacuum breaker connection Low cost polyurethane and ceramic cone inserts engineered to minimize wear and maintenance Accessible pressurized section of manifold to allow for liner maintenance 5