With the upcoming amendment of the Sewage Sludge Ordinance (AbfKlärV) and the new prohibitions in the Fertiliser Ordinance (DüMV) which are due to come into force in 2017, municipal sewage plant operators are faced with enormous challenges. In combination, the two regulations mean the end of agricultural utilisation of sewage sludge. In order to ensure the compliant disposal of around 1.1 million tons of dry matter annually and the fulfilment of the new obligation to recover phosphorus from the sludge, thermal recycling is set to gain considerably in importance. Thermal recycling of waste sludge, in turn, calls for efficient methods of sewage sludge dewatering and drying. No wonder, then, that this was one of the dominant issues at the IFAT 2016. With its new filter belt type Speed-Drain and a wide range of dryer belts, the process belt experts from GKD – GEBR. KUFFERATH AG had attractive answers to the urgent questions currently on the minds of sewage plant managers and equipment manufacturers. “The people we talked to were all very impressed by the evidently higher performance capacity of our new belt types in comparison to conventional products,” says Michael Seelert, Head of GKD’s business unit WEAVE IN MOTION.
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