Building upon the highly advanced features of the QA440 and original QA450, the QA451 represents the second generation product with numerous product refinements, whilst retaining the triple deck screen box that enables it to produce up to four different product types plus one oversize.
The QA451 screenbox makes use of the tried and tested Doublescreen technology but with a unique triple deck design cementing Sandvik’s position as a true world leader.
• Triple deck 6 x 1.5m (20’ x 5’) equivalent Doublescreen with four hydraulic folding product conveyors allowing four accurately sized products to be produced.
• Now with hydraulic folding oversize conveyor which features both hydraulic raise lower and hydraulic slew functions eliminating the need for a crane on site and minimising relocation time between sites.
• New heavy duty feeder conveyor drive system for increased machine throughput.
• New oversize chutework has a 40% larger cross section area to eliminate bottle necks and material restrictions.
• Capable of working alongside large jaw crushers, yet precise enough to produce accurate aggregate products.
• Massive stockpiling capability through integrated hydraulic conveyors.
• Fully tracked for on-site mobility, easily transported between sites.
• Available with optional vibrating grid.
• Global aftermarket support, with standard stock parts to ensure minimum loss of production.
• Capable of operating in the most hostile environments.
• Machine designed for optimum fuel economy and low operating costs.