Preparation of raw materials A ball mill wet-grinds the quartz sand with water to a sand slurry. Read more → Pouring and pre-curing The mould consists of four fixed sides and one detachable platform. Read more → Reinforcement preparation HESS AAC SYSTEMS plants are ideal for the production of large format reinforced assembly components. Read more → Tilting The tilting manipulator tilts the mould by 90°. Read more → Cutting The cake is cut with high-precision cutting machines. Read more → Tilting back and green separation The HESS AAC SYSTEMS plants have combined the advantages of the tilt-cake and flat-cake system. Read more → Autoclaving In the autoclaves the cakes are cured for ca. 10–12 hours at a temperature of 190° C with saturated steam at a pressure of 12 bar. Read more → Unloading and packing After the autoclaving is completed, the cakes are destacked and unloaded from the cooking frames. Read more → Process control and plant automation The entire production process is controlled by modern automation systems… Read more →
