With manual gate valve Gravimetric dosing and blending unit for direct installation on the inlet flange of a plastics processing machine The unit can dose and blend up to 4 granular components Actual metered and weighed amounts are constantly checked against the pre-selected set values by a modern microprocessor based control This guarantees an exceptionally high recipe accuracy (+/- 0.1%) by continuous self-optimisation The complete unit consists of: - 2 supply hoppers for virgin or regrind/virgin material - 2 supply hoppers for masterbatch or additives - 2 conical dosing heads operated by pneumatic cylinders - 2 high precision motor driven micro dosing screw - Material hoppers - volume approximately 7 litres - Weigh bin volume approximately 0.8 litres - Mixing hopper volume approximately 3.0 litres - Manually operated gate valve - GRAVInet control with operation by graphical colour touch panel, recipe/regrind and processing data administration, vibration management and continuous self-optimisation including Ethernet-port-on-board and standard report/print functions. - Average throughput 60 kg/h - Dosing range per main component 1 - 100% - Dosing range per additive 0.5 - 10% - Power supply 1/N/PE 230V 50HZ - Connected load 100 W - Compressed air 6 - 8 bar oil and water-free - Weight approximately 60kg - Material hopper lids electro-polished stainless steel - Colour RAL 2011 (Orange) and RAL 7040 (Grey)
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