…New Reflow Oven for High-Throughput Applications The new MK7 reflow oven is a platform that revolutionizes the industry… …limits the flux residue on the cooling grills giving the Heller reflow oven system the highest production yields of… …Length # of Heating Zones # of Cooling Zones Max PCB Width 1826** 465 cm (183″) 8 2 Top (std) Bottom Cool / External…